Geography November exam P2 (Medium)
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Questions and Answers

What is the core technology used in Geographic Information Systems (GIS)?

  • Data Storage (correct)
  • Software Development
  • User Input
  • Decision Making

Which sector does GIS technology not find application in?

  • Government
  • Industries
  • Urban Planning
  • Healthcare (correct)

Who is involved in the development of GIS software?

  • Programmers only
  • Geographers and government agencies
  • Programmers, geographers, and specialists (correct)
  • Geographers only

What type of information can users upload into a Geographic Information System?

<p>Highly detailed and varied information (A)</p> Signup and view all the answers

In what form does GIS store geographical data?

<p>Digital format (C)</p> Signup and view all the answers

For what purposes is GIS extensively used?

<p>Planning and Decision Making (A)</p> Signup and view all the answers

What distinguishes an orthophoto map from a regular aerial photograph?

<p>Orthophotos provide a uniform scale across the entire image. (B)</p> Signup and view all the answers

In what ways does digital information enhance data handling?

<p>It enables the collection and display of vast amounts of information. (A)</p> Signup and view all the answers

What is a key advantage of vertical aerial photographs?

<p>They depict spatial relationships between features accurately. (C)</p> Signup and view all the answers

Which characteristic makes GIS a dynamic tool?

<p>Its integration of new data and advancements in technology. (C)</p> Signup and view all the answers

What distinguishes satellite images from other aerial photographic images?

<p>Satellite images collect data in various wavelengths of the electromagnetic spectrum. (B)</p> Signup and view all the answers

How does digital information contribute to precision and reliability in data processing?

<p>It offers high precision and reliability by its nature as digital data. (A)</p> Signup and view all the answers

What is the key feature of low oblique aerial photographs?

<p>They display only the ground surface without the horizon. (A)</p> Signup and view all the answers

Why is interoperability considered essential in handling digital data?

<p>It enhances cross-sectoral and international collaboration. (C)</p> Signup and view all the answers

What is a benefit of capturing high oblique aerial photographs?

<p>Displays both the ground surface and the horizon for better context identification. (D)</p> Signup and view all the answers

What is the primary advantage of satellite images over traditional aerial photography?

<p>Ability to collect data in various wavelengths of the electromagnetic spectrum. (C)</p> Signup and view all the answers

What is the primary function of orthophoto maps?

<p>To combine visual detail of a photograph with geometric qualities of a map (B)</p> Signup and view all the answers

Which type of image is essential for creating topographic maps with a historical perspective of geographic changes?

<p>Vertical Aerial Photographs (B)</p> Signup and view all the answers

What is the main disadvantage associated with orthophoto maps?

<p>Difficulty in obtaining recent full-color images (C)</p> Signup and view all the answers

What is the primary purpose of aligning images with geographical locations during the geo-referencing process?

<p>To allow images to be used effectively for mapping and spatial analysis (B)</p> Signup and view all the answers

Which type of image capture method provides a detailed view of the Earth's surface for mapping and surveying?

<p>Vertical Aerial Photographs (C)</p> Signup and view all the answers

What is a key advantage of satellite images in terms of data collection?

<p>Global coverage enabling continuous data collection (C)</p> Signup and view all the answers

'Limited Availability' is a disadvantage associated with which type of map?

<p>$1:10,000$ Orthophoto Maps (C)</p> Signup and view all the answers

What technology has improved the speed and accuracy of orthophoto production since 2008?

<p>Digital mapping cameras for automatic scale correction (D)</p> Signup and view all the answers

What is a major skill requirement associated with the analysis of satellite data?

<p>Specialized knowledge and skills in satellite data analysis (A)</p> Signup and view all the answers

What property of map projections focuses on accurately depicting the directions between locations?

<p>Direction (C)</p> Signup and view all the answers

Which map projection is known for accurately showing angles and directions but distorting shapes and distances near the poles?

<p>Mercator Projection (C)</p> Signup and view all the answers

What does a closely spaced contour indicate on a map?

<p>Steep slopes (B)</p> Signup and view all the answers

Which type of scale on a map allows for a direct reading of distances without calculations?

<p>Linear Scale (C)</p> Signup and view all the answers

What is the main purpose of magnetic declination in navigation?

<p>To correct for differences between magnetic north and true north (B)</p> Signup and view all the answers

How do cartographers strive to preserve the property of 'area' in map projections?

<p>By ensuring regions are represented in true proportion to their actual size (D)</p> Signup and view all the answers

In map scales, what does a scale of 1:50,000 represent?

<p>$1 \text{ cm}$ on the map represents $50,000 \text{ cm}$ on the ground (A)</p> Signup and view all the answers

What is the main purpose of contours on a map with regards to topography?

<p>To connect points of equal elevation (A)</p> Signup and view all the answers

Which type of projection is often seen as favoring developing nations due to its representation of land masses' sizes?

<p>Peters Projection (D)</p> Signup and view all the answers

What is the purpose of using magnetic north in navigation?

<p>To provide a consistent reference point for direction (B)</p> Signup and view all the answers

What is the first step in conducting fieldwork according to the provided information?

<p>Information gathering through preliminary research (D)</p> Signup and view all the answers

Which method can be used to collect data from the community during fieldwork?

<p>Observational templates (B)</p> Signup and view all the answers

What is essential to ensure during fieldwork in terms of safety?

<p>Implementing all safety protocols (D)</p> Signup and view all the answers

When deciding on the type of data to be collected, what differentiates quantitative from qualitative data?

<p>Use of appropriate tools like tape recorders is unique to quantitative data (D)</p> Signup and view all the answers

What is crucial for working effectively during fieldwork?

<p>Time management and planning (B)</p> Signup and view all the answers

In what phase of fieldwork should data be organized into key themes and sub-themes?

<p>Data gathering (A)</p> Signup and view all the answers

What is the function of alphanumeric grids in atlas maps?

<p>To help pinpoint locations on the map (C)</p> Signup and view all the answers

Which type of map would be most useful to a geographer studying political boundaries?

<p>Political Map (A)</p> Signup and view all the answers

What is a key (legend) used for in an atlas?

<p>To explain map symbols and color codes (A)</p> Signup and view all the answers

In the context of atlases, what is the purpose of a map's scale?

<p>To indicate the relationship between map distance and real distance (B)</p> Signup and view all the answers

Why are thematic maps useful in displaying information?

<p>To use colors and symbols for specific information (D)</p> Signup and view all the answers

What skill is essential for navigation according to the text?

<p>Using a magnetic compass (B)</p> Signup and view all the answers

Which feature helps in pinpointing locations on atlas maps?

<p>Alphanumeric Grids (B)</p> Signup and view all the answers

What type of map would likely display information about rainfall distribution?

<p>Thematic Map (D)</p> Signup and view all the answers

What is the primary challenge associated with maintaining up-to-date maps as mentioned in the text?

<p>The high costs involved in updating maps (B)</p> Signup and view all the answers

What type of information would be most likely found on a political map?

<p>Display of political boundaries (B)</p> Signup and view all the answers

What is the primary function of GIS technology mentioned in the text?

<p>Visualization and analysis of geographical data (C)</p> Signup and view all the answers

Which group of professionals is involved in the development of GIS software according to the text?

<p>Programmers and geographers (D)</p> Signup and view all the answers

In which areas is GIS technology commonly applied?

<p>Agriculture and marine biology (A)</p> Signup and view all the answers

What differentiates GIS data storage from traditional paper-based storage?

<p>GIS data can be accessed digitally, while paper-based data requires physical storage (C)</p> Signup and view all the answers

Which sector benefits from GIS technology based on the text?

<p>Mining and mineral extraction (A)</p> Signup and view all the answers

What role does user input play in GIS technology?

<p>Users can upload specific data tailored to project requirements (A)</p> Signup and view all the answers

What is the primary advantage of orthophoto maps over traditional vertical aerial photographs?

<p>Ease of integration with GIS for spatial analysis (C)</p> Signup and view all the answers

Which factor is a key limitation of orthophoto maps as mentioned in the text?

<p>Limited availability for all regions (C)</p> Signup and view all the answers

Why are recent full-color satellite images challenging to obtain for public and professional use?

<p>High cost associated with launching and maintaining satellites (C)</p> Signup and view all the answers

What distinguishes satellite images from vertical aerial photographs when it comes to data collection?

<p>Ability to provide real-time environmental assessments (C)</p> Signup and view all the answers

What development has significantly enhanced the speed and accuracy of orthophoto production since 2008?

<p>Utilization of digital mapping cameras (C)</p> Signup and view all the answers

Which aspect of vertical aerial photographs poses a challenge when integrating them into GIS systems?

<p>Inaccuracy in scale outside the center (B)</p> Signup and view all the answers

What distinguishes topographic maps from orthophoto maps in terms of their primary function?

<p>'Detail and scale' for precise mapping derived from aerial photos (C)</p> Signup and view all the answers

'High expenses associated with satellite launches and maintenance' present a challenge in which aspect of GIS application?

<p>'Global Coverage' for real-time environmental monitoring (D)</p> Signup and view all the answers

'Automation' in recent advancements related to vertical aerial photographs primarily aims to improve which aspect of production?

<p>'Scale Accuracy' throughout the entire image (B)</p> Signup and view all the answers

'Ease of Updating' is highlighted as a benefit primarily associated with which type of map?

<p>'Orthophoto Maps' generating accurate photographic maps (B)</p> Signup and view all the answers

When planning fieldwork, why is engaging with local stakeholders considered crucial?

<p>To align the fieldwork with the local context (C)</p> Signup and view all the answers

What is the significance of role allocation in teams during fieldwork?

<p>Clearly assigning responsibilities and setting deadlines (B)</p> Signup and view all the answers

Why is it important to classify collected data into categories such as fact, opinion, consensus, and notable contrasts?

<p>To ensure reliable and valid data analysis (C)</p> Signup and view all the answers

In the context of fieldwork, what does 'localizing your investigation' primarily refer to?

<p>Aligning the fieldwork with the local context (B)</p> Signup and view all the answers

Why should safety protocols be ensured during fieldwork according to the provided information?

<p>To protect the well-being of fieldworkers (A)</p> Signup and view all the answers

What is a key aspect of 'engaging with stakeholders' during fieldwork?

<p>Identifying individuals who will provide information (B)</p> Signup and view all the answers

What distinguishes a high oblique aerial photograph from a low oblique aerial photograph?

<p>The camera angle in relation to the ground (C)</p> Signup and view all the answers

What is the primary advantage of orthophoto maps compared to regular aerial photographs?

<p>They show objects in true shape and scale (C)</p> Signup and view all the answers

In what aspect does digital data excel compared to traditional methods?

<p>Accessibility and Manipulation (C)</p> Signup and view all the answers

What is the crucial feature of vertical aerial photographs that aids in accurate representation?

<p>Spatial relationships between features (B)</p> Signup and view all the answers

Why is interoperability important in the context of digital data?

<p>To allow sharing across platforms and industries (A)</p> Signup and view all the answers

What role does customization play in GIS?

<p>Provides tailored information to meet user needs (C)</p> Signup and view all the answers

What is the main disadvantage of using atlas maps?

<p>Complexity due to the use of specialized symbols (A)</p> Signup and view all the answers

Which type of map would a geographer most likely use to study the distribution of natural resources?

<p>Thematic map (B)</p> Signup and view all the answers

What is the function of a map's legend (key) in an atlas?

<p>Explain the symbols and color codes used on the map (A)</p> Signup and view all the answers

What makes relief maps different from political maps?

<p>They illustrate physical landscape features (D)</p> Signup and view all the answers

What is crucial for pinpointing locations on atlas maps?

<p>Alphanumeric grids (D)</p> Signup and view all the answers

Why is maintaining up-to-date maps considered costly?

<p>The continuous need for updates and corrections (C)</p> Signup and view all the answers

What is the primary purpose of aligning a compass with true north on a map?

<p>To adjust for magnetic declination (D)</p> Signup and view all the answers

Why are thematic maps valuable for displaying information?

<p>They display information based on specific themes (A)</p> Signup and view all the answers

What is the main function of using a magnetic compass in navigation?

<p>To determine directions accurately (B)</p> Signup and view all the answers

Which characteristic distinguishes local maps from regional maps?

<p>Focus on smaller areas like cities or towns (B)</p> Signup and view all the answers

What property do cartographers aim to preserve in map projections to maintain the true shape of regions?

<p>Area (A)</p> Signup and view all the answers

In map scales, what does a scale of 1:50,000 signify?

<p>1 cm on the map represents 50,000 cm on the ground (A)</p> Signup and view all the answers

Which type of contour lines on a map indicate steep slopes?

<p>Closely spaced contours (A)</p> Signup and view all the answers

What is the primary function of using magnetic north in navigation?

<p>Assisting in directional orientation (A)</p> Signup and view all the answers

What type of projection is known for favoring developing nations due to its accurate representation of land masses' sizes?

<p>Peters Projection (D)</p> Signup and view all the answers

What is the angle that magnetic declination represents?

<p>Angle between magnetic north and true north (D)</p> Signup and view all the answers

Which aspect is crucial for understanding the topography of an area based on contour lines?

<p><strong>Contours' spacing</strong> (C)</p> Signup and view all the answers

Line scales on maps are particularly useful for which purpose?

<p><strong>Measuring distances accurately</strong> (D)</p> Signup and view all the answers

Steps to Measure an Angle with a Compass include all EXCEPT:

<p><strong>Drawing a line representing true south from the reference point</strong> (D)</p> Signup and view all the answers

What is the primary function of GIS software developers, as mentioned in the text?

<p>Collaborating to understand geographic information needs (C)</p> Signup and view all the answers

How does GIS technology benefit urban planning, based on the information provided?

<p>By supporting land planners with its versatility (D)</p> Signup and view all the answers

What distinguishes GIS as a valuable tool for decision making and planning purposes?

<p>Its widespread application in planning and decision-making processes (B)</p> Signup and view all the answers

Why is the storage of data in digital format essential for GIS technology?

<p>To allow for easy access and manipulation via computers (D)</p> Signup and view all the answers

What type of information can users upload into GIS, according to the text?

<p>Specific data tailored to particular needs or projects (D)</p> Signup and view all the answers

How does GIS technology support environmental management, as mentioned in the text?

<p>By enabling the analysis of environmental data across sectors (C)</p> Signup and view all the answers

What distinguishes orthophoto maps from traditional aerial photographs?

<p>Orthophoto maps combine visual detail with the geometric qualities of a map. (B)</p> Signup and view all the answers

What is a primary advantage of satellite images compared to vertical aerial photographs for data collection?

<p>Satellite images capture global coverage for continuous data collection. (B)</p> Signup and view all the answers

Why is scale accuracy a disadvantage for vertical aerial photographs?

<p>The scale is only accurate at the center of the photograph. (B)</p> Signup and view all the answers

What is a significant development in orthophoto production since 2008?

<p>Automated cameras for scale correction (A)</p> Signup and view all the answers

What role does GIS integration play concerning satellite images?

<p>GIS integration enhances data analysis and environmental monitoring. (B)</p> Signup and view all the answers

Why are recent full-color images challenging to obtain for public and professional use?

<p>Their creation involves high expenses. (C)</p> Signup and view all the answers

What is the primary benefit of using orthophoto maps?

<p>Ability to represent spatial relationships accurately (A)</p> Signup and view all the answers

Why are oblique aerial photographs useful for identification purposes?

<p>They allow capturing sides of objects for easier identification (D)</p> Signup and view all the answers

What is a key distinction between aerial photographs and satellite images?

<p>The method of data collection used (B)</p> Signup and view all the answers

How do vertical aerial photographs ensure accuracy in spatial relationships?

<p>By positioning the camera axis nearly perpendicular to the ground (A)</p> Signup and view all the answers

Why is digital information considered crucial in fields where precision is essential?

<p>Because it enhances efficiency in handling vast amounts of data (B)</p> Signup and view all the answers

What is a significant advantage of satellite images over traditional aerial photographs?

<p>Collection of data in various electromagnetic wavelengths (C)</p> Signup and view all the answers

In what way does GIS serve as a customized tool?

<p>Through tailored and specific information provision (D)</p> Signup and view all the answers

'Interoperability' in relation to digital data refers to its ability to:

<p>Be accessed and manipulated easily across diverse platforms (C)</p> Signup and view all the answers

What distinguishes oblique aerial photographs from vertical aerial photographs primarily?

<p>The angle at which the camera is tilted during image capture (C)</p> Signup and view all the answers

How does digital information enhance efficiency in data handling compared to traditional methods?

<p>Through enabling collection, storage, and analysis of larger data quantities (B)</p> Signup and view all the answers

Why are atlases considered essential for geographers and those interested in Earth's spatial relationships?

<p>To present comprehensive geographic information for various applications. (A)</p> Signup and view all the answers

What is the primary purpose of keys (legends) in atlas maps?

<p>To explain the symbols and color codes used in the maps. (A)</p> Signup and view all the answers

What is the significance of aligning a compass with true north on a map?

<p>To ensure precise direction finding during navigation. (C)</p> Signup and view all the answers

What is a key aspect that distinguishes relief maps from political maps?

<p>Showing altitude and topographical features like mountains and rivers. (A)</p> Signup and view all the answers

Why are thematic maps particularly useful for displaying information?

<p>To highlight specific types of information based on themes like climate or population. (A)</p> Signup and view all the answers

What role do alphanumeric grids play in atlas maps?

<p>Helping pinpoint locations within the map. (A)</p> Signup and view all the answers

Which skill is fundamental in accurately describing directions using a compass?

<p>Describing directions to other features or places using compass points. (A)</p> Signup and view all the answers

'Local Maps' differ from 'Regional Maps' primarily in their focus on which type of areas?

<p>Detailing smaller areas like cities or towns. (C)</p> Signup and view all the answers

'Thematic Maps' use colors and symbols primarily to illustrate what type of information?

<p>Population density and distribution. (D)</p> Signup and view all the answers

What distinguishes 'Compass Points' displayed by magnetic compasses from other directions on a map?

<p>They describe directions from reference points using cardinal points. (C)</p> Signup and view all the answers

What is a crucial aspect of engaging with local stakeholders during fieldwork?

<p>Deciding who will provide the necessary information (C)</p> Signup and view all the answers

Why is it important to classify collected data into categories like fact, opinion, consensus, and notable contrasts?

<p>To organize the data effectively for analysis (B)</p> Signup and view all the answers

Why should safety protocols be ensured during the fieldwork phase of a project?

<p>To meet regulatory requirements (C)</p> Signup and view all the answers

What is the main purpose of organizing data around key themes and sub-themes?

<p>To facilitate analysis and interpretation of the data (C)</p> Signup and view all the answers

Why might a group working on a fieldwork project allocate roles and responsibilities?

<p>To ensure each member contributes effectively (C)</p> Signup and view all the answers

What differentiates quantitative data from qualitative data in the context of data collection?

<p>Quantitative data involves measurements while qualitative data involves opinions (C)</p> Signup and view all the answers

What is the primary goal of map projections discussed in the text?

<p>To preserve the relative shapes of landmasses on a map (C)</p> Signup and view all the answers

Which map projection, according to the text, is useful for navigation but distorts shapes and distances near the poles?

<p>Mercator Projection (A)</p> Signup and view all the answers

What role does magnetic declination play in navigation, as described in the text?

<p>Indicating the angle between magnetic north and true north for precision (A)</p> Signup and view all the answers

What do closely spaced contours on a map typically indicate?

<p>Steep slopes (D)</p> Signup and view all the answers

How do line scales on maps differ from ratio scales?

<p>Line scales need calculations, while ratio scales allow direct measurements (B)</p> Signup and view all the answers

In terms of bearings, what is the significance of measuring an angle with a compass?

<p>Identifying direction from one location to another (A)</p> Signup and view all the answers

What makes widely spaced contours more distinguishable on a map?

<p>They show gentle slopes. (D)</p> Signup and view all the answers

Why is it important to measure bearings accurately with a compass, as described in the text?

<p><strong>N</strong>avigating using landmarks accurately (A)</p> Signup and view all the answers

How do contours on maps aid in understanding landforms based on the text?

<p>By connecting points at different elevations. (D)</p> Signup and view all the answers

What is one of the key functionalities of GIS technology?

<p>Analyzing and manipulating spatial data (A)</p> Signup and view all the answers

How does GIS technology support various sectors according to the text?

<p>By assisting in land planning and environmental management (A)</p> Signup and view all the answers

What is a significant aspect of GIS software development described in the text?

<p>It requires collaboration among programmers and geographers (D)</p> Signup and view all the answers

Why is user input important in GIS technology as mentioned in the text?

<p>To add highly detailed and varied information tailored to specific needs (B)</p> Signup and view all the answers

What differentiates GIS technology from traditional paper-based maps?

<p>GIS technology supports complex analysis and manipulation of spatial data (B)</p> Signup and view all the answers

In which fields is GIS technology not commonly used based on the text?

<p>Healthcare sector (D)</p> Signup and view all the answers

What is a key consideration when deciding who will provide the necessary information during fieldwork?

<p>Their proximity to the fieldwork location (C)</p> Signup and view all the answers

Why is it important to classify collected data into categories like fact, opinion, consensus, and notable contrasts?

<p>To organize and understand different types of information gathered (A)</p> Signup and view all the answers

In fieldwork, why is aligning the timeline and managing different phases efficiently important?

<p>To avoid delays and ensure smooth progress (C)</p> Signup and view all the answers

What distinguishes quantitative data from qualitative data in the context of fieldwork?

<p>Quantitative data focuses on measurements, while qualitative data focuses on perspectives (A)</p> Signup and view all the answers

During fieldwork, how does role allocation in teams contribute to the effectiveness of the project?

<p>It ensures clear assignment of responsibilities and timely completion of tasks (B)</p> Signup and view all the answers

What is the primary purpose of organizing data around key themes and sub-themes in fieldwork?

<p>To identify patterns and make data more manageable for analysis (B)</p> Signup and view all the answers

What is a defining characteristic of orthophoto maps?

<p>They combine photograph characteristics with map geometric qualities. (C)</p> Signup and view all the answers

What is the primary function of orthophoto maps?

<p>Combining visual detail of a photograph with geometric qualities of a map (D)</p> Signup and view all the answers

In what way do low oblique aerial photographs differ from high oblique aerial photographs?

<p>High oblique aerial photographs capture only the ground surface without the horizon. (A)</p> Signup and view all the answers

Why are recent full-color images challenging to obtain for public and professional use according to the text?

<p>Limited availability in certain regions (D)</p> Signup and view all the answers

Why are satellite images particularly valuable compared to traditional aerial photographs for data collection?

<p>Satellite images can be digitally processed to highlight various aspects of Earth's surface. (C)</p> Signup and view all the answers

What is the key advantage of vertical aerial photographs over satellite images for data collection?

<p>Spatial accuracy throughout the photograph (D)</p> Signup and view all the answers

What role does customization play in enhancing GIS's utility and efficacy as a tool?

<p>Customization tailors information to meet user-specific needs in spatial analysis. (C)</p> Signup and view all the answers

What is a notable disadvantage of orthophoto maps as mentioned in the text?

<p>Limited availability for all regions (D)</p> Signup and view all the answers

How do satellite images differ from vertical aerial photographs in terms of cost?

<p>High costs associated with satellite launches and maintenance (A)</p> Signup and view all the answers

What aspect of satellite data analysis poses a challenge according to the text?

<p>Specialized knowledge and skills required (B)</p> Signup and view all the answers

Why do vertical aerial photographs require scanning and digitization for GIS integration?

<p>'Preparation for Use' disadvantage of vertical aerial photographs (C)</p> Signup and view all the answers

How do orthophoto maps facilitate dynamic urban and development planning?

<p>Offering clarity and scale suitable for detailed planning and analysis (A)</p> Signup and view all the answers

What technological advancement has improved the speed and accuracy of orthophoto production since 2008?

<p>'Scale correction' developments in automated cameras (D)</p> Signup and view all the answers

'Spatial Data Source' is a key advantage associated with which type of mapping method according to the text?

<p><strong>Vertical Aerial Photographs</strong> (C)</p> Signup and view all the answers

Why are grid lines in atlases beneficial for navigation?

<p>To facilitate locating specific areas on the map (C)</p> Signup and view all the answers

What is the primary disadvantage related to interpreting maps correctly, as mentioned in the text?

<p>Complexity of map symbols (B)</p> Signup and view all the answers

Which type of map would a geographer most likely use to study population density and distribution?

<p>Thematic Maps (D)</p> Signup and view all the answers

What is a key feature of an atlas that enhances ease of interpretation for users?

<p>Alphanumeric grids (D)</p> Signup and view all the answers

How do compasses aid in determining direction when navigating, according to the text?

<p>By aligning with true north (C)</p> Signup and view all the answers

What is the primary function of compass points displayed on a magnetic compass?

<p>To provide reference directions (B)</p> Signup and view all the answers

In what aspect do local maps differ from regional maps primarily?

<p>Coverage area (D)</p> Signup and view all the answers

'Map Scale' primarily provides information about what relationship?

<p>'Distance on Map' to 'Actual Distance on Ground' (D)</p> Signup and view all the answers

'Latitude and Longitude' coordinates describe which aspects of a location?

<p>'Physical Features' like elevation (D)</p> Signup and view all the answers

What is the primary reason why map projections are used?

<p>To conserve the shapes of regions accurately (B)</p> Signup and view all the answers

What is the primary purpose of using magnetic declination in navigation?

<p>To find the angle between true north and magnetic north (A)</p> Signup and view all the answers

Which type of map scale allows for a direct reading of distances without any calculations?

<p>Line Scales (B)</p> Signup and view all the answers

How are widely spaced contours represented on a map typically interpreted?

<p>As representing gentle slopes (A)</p> Signup and view all the answers

What distinguishes the Robinson Projection from the Peters Projection?

<p>Robinson Projection distorts shapes but conserves direction (C)</p> Signup and view all the answers

For what purpose are contours on a map primarily utilized?

<p>To connect points with similar elevations (A)</p> Signup and view all the answers

In terms of measuring locations on a map, what does a ratio scale of 1:50,000 indicate?

<p>$1cm$ represents $50,000cm$ on the ground (C)</p> Signup and view all the answers

What makes the Mercator Projection particularly useful despite its distortions?

<p>It excels in showing angles and directions for navigation (D)</p> Signup and view all the answers

What does 'population distribution' refer to?

<p>How people are spread across the Earth's surface (D)</p> Signup and view all the answers

Why do mountainous regions typically have low population densities?

<p>Rugged terrain and challenging living conditions (B)</p> Signup and view all the answers

What factor contributes to low habitation in desert areas?

<p>Harsh climate and lack of water (B)</p> Signup and view all the answers

Why do densely forested tropical regions deter dense human settlement?

<p>Accessibility issues (C)</p> Signup and view all the answers

How is 'population density' typically expressed?

<p>Per square kilometer or square mile (A)</p> Signup and view all the answers

What is the primary function of a census?

<p>Collecting demographic information about every person in a country (A)</p> Signup and view all the answers

What characterizes a population structure in the Expanding stage of the Demographic Transition Model?

<p>Wide base reflecting high birth rates (C)</p> Signup and view all the answers

What does the Demographic Transition Model suggest about population growth in the Late Expanding stage?

<p>Urbanization decreases birth rates while keeping death rates low (A)</p> Signup and view all the answers

What defines a country as overpopulated according to the text?

<p>High density alongside falling living standards (C)</p> Signup and view all the answers

How does the global population distribution differ between Less Economically Developed Countries (LEDCs) and More Economically Developed Countries (MEDCs)?

<p>95% of global population growth occurs in LEDCs, while MEDCs see a decline. (C)</p> Signup and view all the answers

In which stage of the Demographic Transition Model do low birth and death rates lead to population stabilization?

<p><strong>Stage 4 – Low Stationary</strong> (D)</p> Signup and view all the answers

What is the primary concern associated with the projected global population of 9 billion by 2050?

<p>Environmental impact and resource availability (D)</p> Signup and view all the answers

Which country's classification as overpopulated is primarily due to falling living standards despite low density?

<p><strong>Somalia</strong> (C)</p> Signup and view all the answers

What factor mainly contributes to the significant challenges for sustainability posed by global population growth?

<p><strong>Addition of approximately 90 million people annually</strong> (B)</p> Signup and view all the answers

Internal Migration involves movement within what geographic area?

<p><strong>Same country</strong> (D)</p> Signup and view all the answers

International Migration can be classified as either permanent or temporary based on what criteria?

<p><strong>Duration of stay in the new location</strong> (D)</p> Signup and view all the answers

What is the primary difference between voluntary and forced migration?

<p>Voluntary migration is a personal choice, while forced migration is due to compulsion in unsafe conditions. (D)</p> Signup and view all the answers

What contributes to the neglect of farms and economic decline in rural areas during rural-urban migration?

<p>Movement of economically active individuals to urban areas (C)</p> Signup and view all the answers

What factor contributes to the destabilization of families due to HIV and AIDS?

<p>Increased demand for AIDS-related treatment (A)</p> Signup and view all the answers

What is a significant effect of HIV and AIDS on the economy?

<p>Reduction in workforce productivity due to illness and death (C)</p> Signup and view all the answers

In which region did KwaZulu-Natal experience an increase in HIV infection rates from 2002 to 2008?

<p>South Africa (D)</p> Signup and view all the answers

What significant statistic highlights the challenges faced by immigrants and refugees globally?

<p>Over 13 million refugees are spread across 140 countries. (C)</p> Signup and view all the answers

What does the 'Rate of Natural Increase' measure in a population?

<p>The difference between birth rate and death rate (D)</p> Signup and view all the answers

What factor does NOT influence the fertility rate of a population?

<p>Life expectancy (C)</p> Signup and view all the answers

How is the 'Death Rate' of a population calculated?

<p>Dividing the total number of deaths by the total population (A)</p> Signup and view all the answers

What aspect is NOT influenced by factors affecting birth rates in a population?

<p>Nutritional standards (A)</p> Signup and view all the answers

What is the primary impact of natural decrease in a population?

<p>Decline in population numbers (B)</p> Signup and view all the answers

How does fertility rate differ from birth rate in a population?

<p>Fertility rate is an average number of children expected per woman's lifetime, whereas birth rate is total live births per year per population size (A)</p> Signup and view all the answers

Which demographic characteristic is NOT influenced by factors affecting death rates?

<p>Religious beliefs (B)</p> Signup and view all the answers

'Natural Increase' in a population occurs when:

<p>The birth rate exceeds the death rate (A)</p> Signup and view all the answers

'Life Expectancy' of a population is primarily influenced by factors related to:

<p>'Healthcare quality' (C)</p> Signup and view all the answers

'Fertility Rate' in a population is most impacted by:

<p>'Cultural norms' (C)</p> Signup and view all the answers

What is the crucial age group most affected by HIV and AIDS in terms of economic productivity?

<p>20-49 years (C)</p> Signup and view all the answers

Which of the following countries is projected to lose a significant percentage of its labour force by 2020?

<p>Namibia (C)</p> Signup and view all the answers

What is the primary form of water that covers about 71% of the Earth's surface?

<p>Liquid Water (D)</p> Signup and view all the answers

In the hydrological cycle, what process involves cloud formation due to the cooling and condensation of water vapor?

<p>Condensation (A)</p> Signup and view all the answers

Where is the largest reserve of fresh water found according to global distribution data?

<p>Icecaps and Glaciers (C)</p> Signup and view all the answers

What is the main impact of higher infection rates in women than men due to HIV and AIDS?

<p>Increase in child-headed households (D)</p> Signup and view all the answers

Which global region experienced approximately two million deaths from AIDS-related illnesses in 2008?

<p>Southern Africa (C)</p> Signup and view all the answers

What is the primary method by which water returns from the atmosphere to the Earth's surface in the hydrological cycle?

<p>Precipitation (B)</p> Signup and view all the answers

Why is ice less dense than liquid water according to the text?

<p>'Water molecules expand when freezing' (D)</p> Signup and view all the answers

'Water on Earth exists mainly in three states: solid, liquid, and gas.' What is the unique characteristic of water vapor compared to the other two states?

<p>'Gaseous state' (B)</p> Signup and view all the answers

What is the primary influence of warm ocean currents on air?

<p>Heating the air, increasing its capacity to hold water vapor (B)</p> Signup and view all the answers

How do cold ocean currents affect climate patterns?

<p>Cool the air, leading to drier conditions (C)</p> Signup and view all the answers

What primarily drives surface currents in oceans?

<p>Wind patterns across the ocean surface (C)</p> Signup and view all the answers

What effect does salinity have on ocean water movements?

<p>Raises water density and affects water movement (B)</p> Signup and view all the answers

In which hemisphere does the Coriolis effect cause water to deflect to the right?

<p>Northern Hemisphere (D)</p> Signup and view all the answers

Which major ocean current influences the climate of north-western Europe?

<p>Gulf Stream (B)</p> Signup and view all the answers

What human activities can contribute to the severity and frequency of floods?

<p>Deforestation and poor farming practices (D)</p> Signup and view all the answers

Why does geographical relief play a role in the susceptibility of areas to flooding?

<p>Low-lying areas have slower river flows. (B)</p> Signup and view all the answers

What tool is essential for understanding river discharge patterns over time?

<p>Hydrographs (B)</p> Signup and view all the answers

Which strategy aims to prevent overflow by constructing barriers and levees?

<p>Flood defenses (A)</p> Signup and view all the answers

What is the significance of lag time in understanding flood potential?

<p>It indicates the delay between peak rainfall and peak discharge. (B)</p> Signup and view all the answers

How does coastal flooding differ from other types of flooding?

<p>It results from cyclones and onshore winds. (D)</p> Signup and view all the answers

What is a significant challenge that South Africa faces in water management according to the text?

<p>Low annual rainfall compared to global averages (D)</p> Signup and view all the answers

In which region of South Africa is no rain typically experienced during winter?

<p>South-western part of the Western Cape (C)</p> Signup and view all the answers

What is one of the predicted impacts of climate change on water management in South Africa?

<p>Longer dry spells and increased floods (B)</p> Signup and view all the answers

Which factor contributes to water pollution in South Africa according to the text?

<p>Urbanization and use of fertilizers (A)</p> Signup and view all the answers

What is a key impact of dams on ecosystems and settlements according to the text?

<p>Disrupting traditional living areas and ecosystems (D)</p> Signup and view all the answers

Which statement best describes the role of municipalities in water management in South Africa?

<p>Purifying and distributing water to urban areas (D)</p> Signup and view all the answers

What is a key strategy mentioned in the text for sustainable water use in South Africa?

<p>Reducing wastage and restoring wetlands (B)</p> Signup and view all the answers

Which government-led project aims at enhancing water availability in South Africa through large-scale infrastructure development?

<p>Orange River Project (D)</p> Signup and view all the answers

What is a challenge associated with the policy on Free Basic Water (FBW) implementation according to the text?

<p>Challenges due to rapid urbanization and financial constraints (D)</p> Signup and view all the answers

What is the main function of dams mentioned in the text?

<p>Controlling floods and providing irrigation water (D)</p> Signup and view all the answers

What does 'Population Distribution' refer to?

<p>How people are spread across the Earth's surface (B)</p> Signup and view all the answers

What is the primary reason for low population densities in mountainous regions?

<p>Rugged terrain and often harsh climates (C)</p> Signup and view all the answers

Why do desert areas usually have low habitation according to the text?

<p>Harsh climate conditions and lack of water/resources (D)</p> Signup and view all the answers

What factor contributes to low population densities in densely forested tropical regions?

<p>Accessibility issues and dense forests (D)</p> Signup and view all the answers

What is the main purpose of conducting a census?

<p>To provide demographic information about every person in a country (B)</p> Signup and view all the answers

Why are densely forested tropical regions less populated according to the text?

<p>Accessibility issues and harsh living conditions (D)</p> Signup and view all the answers

What term describes migration that is based on personal choice?

<p>Voluntary migration (B)</p> Signup and view all the answers

Which of the following is NOT a push factor for migration?

<p>Better employment opportunities (D)</p> Signup and view all the answers

What is the leading cause of death in regions with high HIV infection rates in Southern Africa?

<p>HIV/AIDS (D)</p> Signup and view all the answers

What is the main challenge faced by refugees and immigrants as mentioned in the text?

<p>Hostility and discrimination (A)</p> Signup and view all the answers

What is the primary social impact of HIV/AIDS on families and communities?

<p>Destabilization of families (B)</p> Signup and view all the answers

Which region in South Africa experienced a decrease in HIV infection rates from 2002 to 2008?

<p>Gauteng (A)</p> Signup and view all the answers

What type of movement involves transhumance according to the text?

<p>Seasonal movements (D)</p> Signup and view all the answers

What is the term used to describe the rapid increase in global population, largely attributed to advancements in medicine?

<p>Population explosion (A)</p> Signup and view all the answers

In which stage of the Demographic Transition Model do birth rates fall further as priorities shift towards education and careers over family expansion?

<p>Stage 5 – Declining (C)</p> Signup and view all the answers

Why is Singapore considered not overpopulated despite implementing successful family planning?

<p>Rising living standards (C)</p> Signup and view all the answers

What type of population movement involves migrants settling in a new location indefinitely?

<p>Permanent International Migration (A)</p> Signup and view all the answers

Which stage of the Demographic Transition Model is characterized by urbanization leading to decreased birth rates and continued low death rates?

<p>Stage 3 – Late Expanding (B)</p> Signup and view all the answers

What contributes to a country being considered overpopulated according to the text?

<p>Decrease in living standards (A)</p> Signup and view all the answers

What is the primary concern associated with the global population reaching 9 billion by 2050?

<p>Environmental impact (C)</p> Signup and view all the answers

Which criterion classifies population movements based on movement within the same country?

<p>Internal Migration (C)</p> Signup and view all the answers

What does the term 'Overpopulation' primarily depend on according to the text?

<p>Both population density and economic system constraints. (B)</p> Signup and view all the answers

What does the Natural Increase metric represent in a population?

<p>The difference between birth and death rates per 100 people per year (A)</p> Signup and view all the answers

How do Factors influencing birth rates differ from factors influencing death rates in a population?

<p>Birth rates are affected by cultural norms, while death rates are influenced by healthcare quality. (D)</p> Signup and view all the answers

What is the primary purpose of using population pyramids?

<p>To graphically display age and gender distribution in a population (B)</p> Signup and view all the answers

Which metric is calculated by subtracting the death rate from the birth rate and then multiplying by 100?

<p>Rate of Natural Increase (A)</p> Signup and view all the answers

How are LEDCs distinguished from MEDCs based on their population pyramid shapes?

<p>LEDCs display high birth rates and lower life expectancy compared to MEDCs. (A)</p> Signup and view all the answers

What is the key difference between Natural Increase and Natural Decrease in a population?

<p>Natural Increase signifies growth, while Natural Decrease indicates decline. (B)</p> Signup and view all the answers

How does life expectancy impact the structure of population pyramids?

<p>It influences the width of the pyramid base. (B)</p> Signup and view all the answers

'Fertility Rate' is primarily influenced by which set of factors?

<p>'Fertility Rate' is affected by socio-economic conditions and cultural norms. (A)</p> Signup and view all the answers

'Population Dynamics' in a region can be significantly altered by which external factors?

<p>'Population Dynamics' can dramatically change due to factors like wars, migrations, and natural calamities. (D)</p> Signup and view all the answers

'Migration, wars, and natural disasters' can substantially influence which aspect of a population?

<p>'Population Distribution' (D)</p> Signup and view all the answers

What state of water covers about 71% of Earth's surface?

<p>Liquid Water (C)</p> Signup and view all the answers

Which process involves the release of water vapor into the air from both water bodies and plants?

<p>Evapotranspiration (B)</p> Signup and view all the answers

What percentage of Earth's water is held in the oceans?

<p>97% (A)</p> Signup and view all the answers

Which age group is identified as the most affected by HIV and AIDS, crucial for economic productivity?

<p>20-49 years (D)</p> Signup and view all the answers

What is a key component of the hydrological cycle that involves cloud formation and precipitation?

<p>Condensation (C)</p> Signup and view all the answers

Why do ice cubes float in water?

<p>Ice is less dense than liquid water (D)</p> Signup and view all the answers

Which form of water replenishes groundwater supplies after reaching the ground?

<p>Groundwater (C)</p> Signup and view all the answers

'Water Vapor' condenses into clouds due to what natural process?

<p>Cooling (D)</p> Signup and view all the answers

What is the primary source of fresh water on Earth?

<p>Icecaps and Glaciers (B)</p> Signup and view all the answers

What is the main impact of high death rates within the productive age group due to HIV and AIDS?

<p>General strain on social and economic systems (A)</p> Signup and view all the answers

What factor plays a crucial role in influencing deep ocean currents?

<p>Temperature (C)</p> Signup and view all the answers

Which ocean current flows from the USA across the Atlantic to Europe, impacting the climate of north-western Europe?

<p>Gulf Stream (A)</p> Signup and view all the answers

What primary resource is provided by warm currents along coasts like KwaZulu-Natal in South Africa?

<p>Fish (C)</p> Signup and view all the answers

Which process is increasingly used to provide fresh water from seawater, especially in arid regions?

<p>Desalination (D)</p> Signup and view all the answers

What poses a serious threat to marine biodiversity and has led to initiatives like the South African Sustainable Seafood Initiative?

<p>Overfishing (D)</p> Signup and view all the answers

Which of the following is NOT considered a renewable energy resource provided by oceans?

<p>Geothermal energy (A)</p> Signup and view all the answers

How do warm ocean currents influence climate patterns?

<p>By heating the air above them (B)</p> Signup and view all the answers

'Boiling and reverse osmosis' are processes involved in which aspect of ocean resources, mentioned as energy-intensive and costly?

<p><strong>Desalination</strong> (A)</p> Signup and view all the answers

What is a key physical cause of floods according to the text?

<p>Rapid snow melting (C)</p> Signup and view all the answers

How does urbanization impact flood risks?

<p>It accelerates runoff and increases discharge (A)</p> Signup and view all the answers

What human activity can lead to downstream flooding?

<p>Faulty dam operations (B)</p> Signup and view all the answers

What is a common consequence of flooding on society according to the text?

<p>Spread of water-borne diseases (B)</p> Signup and view all the answers

Which factor typically shortens lag time and increases discharge in rivers?

<p>Urbanization (A)</p> Signup and view all the answers

What is the primary impact of coastal flooding according to the text?

<p>Significant damage to coastal areas (D)</p> Signup and view all the answers

How does debris accumulation contribute to flooding?

<p>Causes rivers to overflow (C)</p> Signup and view all the answers

Why are early warning systems important in flood risk management?

<p>To warn residents of impending floods (C)</p> Signup and view all the answers

How does geographical relief influence flooding?

<p>Increases flooding risk in low-lying regions (C)</p> Signup and view all the answers

What is the primary purpose of constructing flood defences as part of flood management strategies?

<p>To prevent overflow and protect against flooding (C)</p> Signup and view all the answers

What is a significant challenge posed by climate change to water management in South Africa?

<p>Longer dry spells and increased flood severity (B)</p> Signup and view all the answers

How do dams impact ecosystems in South Africa?

<p>Cause disruptions in traditional living areas (B)</p> Signup and view all the answers

What is a key use of dams in South Africa?

<p>Supporting hydroelectric power generation (C)</p> Signup and view all the answers

How do urbanization and human activities impact water quality in South Africa?

<p>Contribute to increased water pollution and altered river flows (C)</p> Signup and view all the answers

What is a significant challenge associated with the Free Basic Water policy implementation in South Africa?

<p>Logistical and financial constraints in rapidly urbanizing areas (B)</p> Signup and view all the answers

Why do municipalities and water boards play a critical role in South Africa's water management?

<p>To ensure quality water supply and manage local water resources (A)</p> Signup and view all the answers

What key strategy is mentioned for sustainable water use in South Africa?

<p>Reducing wastage and recycling water (C)</p> Signup and view all the answers

What role does the government play in enhancing water availability in South Africa?

<p>'Major projects' like dams and inter-basin water transfers (D)</p> Signup and view all the answers

What effect does agricultural activity have on water quality in South Africa?

<p>Contributing to water pollution through processes like eutrophication (B)</p> Signup and view all the answers

How does climate change affect predicted runoff variations in South Africa?

<p>Predicting decreased runoff on the east coast (B)</p> Signup and view all the answers

What is the primary purpose of a Census?

<p>To systematically collect information about every person in a country (D)</p> Signup and view all the answers

Why do mountainous regions typically have low population densities?

<p>Challenging living conditions because of rugged terrain (A)</p> Signup and view all the answers

What factor contributes to low habitation in desert areas?

<p>Harsh climate and lack of water and resources (C)</p> Signup and view all the answers

How does population density help in understanding a region?

<p>By measuring the number of people living per unit area (D)</p> Signup and view all the answers

What is the main challenge faced by densely forested tropical regions in terms of human settlement?

<p>Inaccessibility issues (D)</p> Signup and view all the answers

Why do cold regions often have low population densities?

<p>Harsh climate conditions making survival difficult (B)</p> Signup and view all the answers

What does the birth rate measure?

<p>The growth potential of a population (D)</p> Signup and view all the answers

What can be inferred if a population pyramid shows a wide base and narrow top?

<p>Lower life expectancy and higher birth rates (C)</p> Signup and view all the answers

How is the rate of natural increase calculated?

<p>Subtracting the death rate from the birth rate, multiplying by 100, and then dividing by 1,000 (A)</p> Signup and view all the answers

What influences the life expectancy of a population?

<p>Economic conditions and education level (A)</p> Signup and view all the answers

Why is it important to analyze trends in birth rates, death rates, and life expectancy from population pyramids?

<p>To understand how people are distributed across different age groups (D)</p> Signup and view all the answers

What does the fertility rate measure in a population?

<p>The average number of children a woman is expected to have during her lifetime (A)</p> Signup and view all the answers

How are males and females typically represented in a population pyramid?

<p>Males on the left, females on the right (B)</p> Signup and view all the answers

What does a natural decrease in a population signify?

<p>When the death rate exceeds the birth rate, leading to a decline in population (C)</p> Signup and view all the answers

What factor directly contributes to natural increase in a population?

<p>'Birth Rate' surpassing 'Death Rate' (B)</p> Signup and view all the answers

What insights can be obtained by analyzing trends in fertility rates?

<p>Reproductive behavior within different age groups. (B)</p> Signup and view all the answers

What are the primary factors driving migration, as outlined in the text?

<p>Wars and conflicts, bad treatment based on race, religion, or politics (C)</p> Signup and view all the answers

Which region in South Africa has the highest rural population percentage according to the text?

<p>KwaZulu-Natal (D)</p> Signup and view all the answers

What are the primary effects of HIV and AIDS on the economy, as mentioned in the text?

<p>Reduced productivity and increased healthcare costs (B)</p> Signup and view all the answers

What characterizes the movements of migrant laborers as described in the text?

<p>Back-and-forth movements for short-term opportunities (D)</p> Signup and view all the answers

Which Southern African region experienced a decrease in HIV infection rates from 2002 to 2008?

<p>Western Cape (C)</p> Signup and view all the answers

What are common challenges faced by immigrants and refugees as described in the text?

<p>Hostility and discrimination based on job competition and resource strain (A)</p> Signup and view all the answers

What is the primary consequence of migrants leaving economically active roles in rural areas?

<p>Neglected farms, decreased productivity, and economic decline (D)</p> Signup and view all the answers

What differentiates HIV from AIDS according to the text?

<p>'HIV' is the virus that leads to 'AIDS'. (B)</p> Signup and view all the answers

What main factors contribute to urbanization as described in the text?

<p>Rural-urban migration and better economic prospects (B)</p> Signup and view all the answers

What primarily contributes to the destabilization of families due to HIV and AIDS?

<p>The loss of income and higher healthcare expenses caused by illness and death (C)</p> Signup and view all the answers

Which state of water on Earth is characterized by its fluidity and ability to conform to the shape of its container?

<p>Liquid Water (A)</p> Signup and view all the answers

What is the primary method by which water returns from the atmosphere to the surface of the Earth in the hydrological cycle?

<p>Precipitation (D)</p> Signup and view all the answers

Which age group is most affected by HIV and AIDS according to the text?

<p>20-49 years (C)</p> Signup and view all the answers

What is the primary source of fresh water on Earth according to the text?

<p>Icecaps and Glaciers (D)</p> Signup and view all the answers

What is a significant impact of higher infection rates in women than men due to HIV and AIDS?

<p>Rise in child-headed households (D)</p> Signup and view all the answers

In the hydrological cycle, what process involves evaporation from water bodies and transpiration from plants?

<p>Evapotranspiration (B)</p> Signup and view all the answers

'Ice' being less dense than liquid water leading to it floating is due to:

<p>Water expansion during freezing (A)</p> Signup and view all the answers

'Water Vapor' condenses into clouds primarily through:

<p>'Water Vapor' cooling down (D)</p> Signup and view all the answers

'Fresh Water' distribution on Earth includes:

<p>'Icecaps and Glaciers', 'Groundwater', and 'Surface Water' (D)</p> Signup and view all the answers

What is a major concern associated with the demographic impact of HIV and AIDS on Southern Africa?

<p>Rise in child-headed households (B)</p> Signup and view all the answers

What is a key human activity that can increase the severity and frequency of floods?

<p>Deforestation and poor farming (D)</p> Signup and view all the answers

Which factor can significantly accelerate runoff in urban areas, thereby increasing flood risks?

<p>Implementing efficient drainage systems (B)</p> Signup and view all the answers

What physical factor can cause rivers to overflow in low-lying areas?

<p>Obstructions in water flow (B)</p> Signup and view all the answers

How do hydrographs help in understanding river discharge over time?

<p>By illustrating how river discharge changes during storm events (A)</p> Signup and view all the answers

What is one of the characteristics of flood risk management strategies?

<p>Building early warning systems (B)</p> Signup and view all the answers

How does geographical relief contribute to flooding vulnerability in certain areas?

<p>By making low-lying areas more susceptible to flooding (A)</p> Signup and view all the answers

What role does debris accumulation play in causing floods?

<p>Causing rivers to overflow (D)</p> Signup and view all the answers

How does urbanization affect lag time and river discharge rates according to the text?

<p>Urbanization shortens lag time and increases discharge rates. (C)</p> Signup and view all the answers

What is a major physical cause of coastal flooding mentioned in the text?

<p>Onshore winds and high tides (D)</p> Signup and view all the answers

What is one of the impacts of floods on society according to the text?

<p>Intensification of water-borne diseases like cholera and malaria (B)</p> Signup and view all the answers

What is the primary reason oceans play a crucial role in influencing climate patterns?

<p>They heat or cool the air above them (A)</p> Signup and view all the answers

What is the primary factor driving surface currents in the world's oceans?

<p>Wind (D)</p> Signup and view all the answers

Which ocean current flows from the USA across the Atlantic to Europe, impacting north-western European climate?

<p>Gulf Stream (B)</p> Signup and view all the answers

How do cold ocean currents influence climate patterns?

<p>By cooling the air, leading to drier conditions (D)</p> Signup and view all the answers

Which force causes water to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere, influencing ocean currents?

<p>Coriolis effect (D)</p> Signup and view all the answers

What is a significant economic activity associated with warm ocean currents attracting tourists along coasts like KwaZulu-Natal in South Africa?

<p>Fishing industries (B)</p> Signup and view all the answers

What is the primary purpose of overfishing quotas and sustainability initiatives like the South African Sustainable Seafood Initiative (SASSI)?

<p>To conserve marine biodiversity and prevent overexploitation (C)</p> Signup and view all the answers

Which economic activity benefits significantly from nutrient-rich cold waters of currents like the Benguela?

<p>Fishing industry (A)</p> Signup and view all the answers

What is a major threat to marine biodiversity that has led to initiatives such as fishing quotas and sustainability measures?

<p>Overfishing (D)</p> Signup and view all the answers

Why are desalination processes like boiling and reverse osmosis considered energy-intensive and costly?

<p>The processes need significant energy input for freshwater production (D)</p> Signup and view all the answers

Which of the following is a key challenge predicted by climate change for water management in South Africa?

<p>Longer dry spells with more frequent floods (A)</p> Signup and view all the answers

What is a notable impact of dams on ecosystems, as mentioned in the text?

<p>Disruption in traditional living areas (A)</p> Signup and view all the answers

How do urbanization and human activities primarily affect water quality according to the text?

<p>Contributing to eutrophication and increased runoff (D)</p> Signup and view all the answers

What is a significant challenge related to the Free Basic Water (FBW) policy implementation mentioned in the text?

<p>Difficulties in effective policy implementation due to logistical constraints (B)</p> Signup and view all the answers

What is one of the strategies mentioned in the text for sustainable water use?

<p>Reducing wastage and recycling water (D)</p> Signup and view all the answers

How do small river systems in South Africa compare to other major African rivers?

<p>Relatively smaller in size compared to major African rivers (A)</p> Signup and view all the answers

What is the primary role of municipalities in South Africa's water management, according to the text?

<p>Buying, purifying, and distributing water to the populace (D)</p> Signup and view all the answers

What is a key factor affecting water availability and quality related to land use as per the text?

<p>Altered river flows resulting from agricultural practices (C)</p> Signup and view all the answers

What is a notable impact of climate change on rivers in South Africa, as stated in the text?

<p>Predicted decrease in river stream flow in some areas (D)</p> Signup and view all the answers

Which of the following strategies is mentioned for sustainable water use based on the text?

<p>Restoring wetlands and removing invasive vegetation (C)</p> Signup and view all the answers

What is the primary reason for the 'population explosion' since 1800?

<p>Advancements in medicine reducing death rates (B)</p> Signup and view all the answers

Which stage of the Demographic Transition Model is characterized by urbanization leading to decreased birth rates and continuing low death rates?

<p>Stage 3 - Late Expanding (C)</p> Signup and view all the answers

Which country is provided as an example of high population density but not considered overpopulated due to rising living standards?

<p>Netherlands (A)</p> Signup and view all the answers

What characterizes a population pyramid in the 'Expanding' stage according to the text?

<p>Wide base reflecting high birth rates (B)</p> Signup and view all the answers

What does Population Distribution refer to?

<p>How people are spread across the Earth's surface (A)</p> Signup and view all the answers

Why do Mountainous Regions often have low population densities?

<p>Challenging living conditions and rugged terrain (B)</p> Signup and view all the answers

What is the primary purpose of a Census?

<p>To collect demographic information about every person in a country (C)</p> Signup and view all the answers

What contributes to low habitation in Desert Areas?

<p>Harsh climate and lack of resources (B)</p> Signup and view all the answers

Why do Cold Regions struggle with high population densities?

<p>Extreme weather conditions make survival difficult (B)</p> Signup and view all the answers

How does Population Density help in understanding regions?

<p>By measuring the number of people per unit area (C)</p> Signup and view all the answers

What does the 'Natural Increase' in a population signify?

<p>Population growth due to more births than deaths (D)</p> Signup and view all the answers

What factor primarily influences the fertility rate of a population?

<p>Cultural norms (C)</p> Signup and view all the answers

How is the 'Life Expectancy' of a population determined?

<p>By assessing the number of years a person is expected to live based on current mortality levels (A)</p> Signup and view all the answers

What do population pyramids typically illustrate?

<p>The percentage of population within each age group (A)</p> Signup and view all the answers

What is the primary influence on death rates in a population according to the text?

<p>Nutritional standards (B)</p> Signup and view all the answers

How are birth rates and death rates calculated?

<p>By multiplying by 1000 and dividing by total population (A)</p> Signup and view all the answers

What is the main influence on the shape of population pyramids in LEDCs?

<p>High birth rates (B)</p> Signup and view all the answers

'Natural Decrease' in a population occurs when:

<p>'Death Rate' exceeds 'Birth Rate' (B)</p> Signup and view all the answers

What key metric helps understand the growth potential of a population?

<p>'Birth Rate' (C)</p> Signup and view all the answers

What do 'Population Pyramids' graphically display?

<p>Age and gender breakdown of a population (C)</p> Signup and view all the answers

What type of migration is characterized by leaving due to compulsion without a choice?

<p>Forced migration (A)</p> Signup and view all the answers

Which factor is NOT considered a 'push factor' for migration?

<p>Better employment opportunities (D)</p> Signup and view all the answers

What is the primary reason for the movement of people from rural to urban areas in LEDCs?

<p>Urbanization (C)</p> Signup and view all the answers

Which region in South Africa has the highest percentage of its population living in rural areas?

<p>KwaZulu-Natal (B)</p> Signup and view all the answers

What is the most severe stage of HIV infection where the immune system is severely compromised?

<p>AIDS (D)</p> Signup and view all the answers

In which Southern African country is HIV NOT a leading cause of death?

<p>Namibia (C)</p> Signup and view all the answers

What impact does AIDS have on healthcare facilities in regions with high infection rates?

<p>Greater demand for AIDS-related treatment overwhelming facilities. (B)</p> Signup and view all the answers

Which South African province experienced a decrease in HIV infection rates between 2002 and 2008?

<p>Western Cape (D)</p> Signup and view all the answers

What effect does HIV and AIDS have on the workforce in Southern Africa?

<p>Significant losses in productivity due to illness and death. (B)</p> Signup and view all the answers

Which factor contributes to the overall economic decline in regions with high HIV infection rates?

<p>Reduced productivity and increased healthcare costs. (A)</p> Signup and view all the answers

What is the primary source of oxygen production from oceans?

<p>Algae and plankton (D)</p> Signup and view all the answers

Which ocean current flows from the USA across the Atlantic to Europe, influencing the climate of north-western Europe?

<p>Gulf Stream (D)</p> Signup and view all the answers

What is a significant problem associated with overfishing mentioned in the text?

<p>Decrease in marine biodiversity (C)</p> Signup and view all the answers

Which factor primarily drives surface currents in the oceans?

<p>Wind patterns (C)</p> Signup and view all the answers

What is the primary function of desalination processes mentioned in the text?

<p>Produce freshwater from seawater (B)</p> Signup and view all the answers

Which ocean current along the east coast of South Africa is warm and influences local climate and marine life?

<p>Agulhas Current (C)</p> Signup and view all the answers

What unique characteristic of cold ocean currents influences air conditions according to the text?

<p>Dries the air (C)</p> Signup and view all the answers

How do warm ocean currents impact the air above them?

<p>Heat the air (A)</p> Signup and view all the answers

What is a significant economic activity associated with warm currents like the Gulf Stream?

<p>Tourism industry (C)</p> Signup and view all the answers

What is a primary threat to marine biodiversity due to human activities in oceans?

<p>Overfishing (D)</p> Signup and view all the answers

What is the primary function of the hydrological (water) cycle described in the text?

<p>Maintaining Earth's weather and climate systems (D)</p> Signup and view all the answers

In the context of water distribution on Earth, where is most of the fresh water found?

<p>Locked up in icecaps and glaciers (D)</p> Signup and view all the answers

What is the significant impact of HIV and AIDS on population demographics as mentioned in the text?

<p>Reduction in the productive age group (C)</p> Signup and view all the answers

Why does ice float in liquid water according to the text?

<p>Due to the expansion of water molecules when freezing (D)</p> Signup and view all the answers

What is the primary form of precipitation mentioned in the text?

<p>Rain (C)</p> Signup and view all the answers

What is one of the broader impacts of the HIV and AIDS epidemic mentioned in the text?

<p>Rise in orphaned children (D)</p> Signup and view all the answers

What is a key physical cause of floods according to the text?

<p>Low-lying areas (A)</p> Signup and view all the answers

How do human activities like deforestation and poor farming impact flooding?

<p>Decrease water infiltration (C)</p> Signup and view all the answers

What is a characteristic of flood hydrographs that influences flood potential?

<p>Lag Time (B)</p> Signup and view all the answers

Which flood management strategy involves establishing early warning systems and providing flood risk education?

<p>Specific Area Strategies (D)</p> Signup and view all the answers

How can urban areas mitigate flood risks based on the text?

<p>Improving drainage systems (C)</p> Signup and view all the answers

What type of flooding is caused by strong onshore winds combined with high tides or storm surges from cyclones?

<p>Coastal Flooding (B)</p> Signup and view all the answers

How can policy development contribute to effective flood management?

<p>Implementing land-use policies in known flood-prone areas. (D)</p> Signup and view all the answers

What is one of the characteristics of floods that can impact society according to the text?

<p>Impact on Society (C)</p> Signup and view all the answers

What is a significant challenge faced by South Africa concerning water management discussed in the text?

<p>Impact of urbanization on water quality (A)</p> Signup and view all the answers

Which of the following is a predicted impact of climate change on water management in South Africa?

<p>Decreased rainfall and longer dry spells in certain regions (A)</p> Signup and view all the answers

What is a key role of municipalities in South Africa regarding water management?

<p>Buying, purifying, and distributing water to the population (D)</p> Signup and view all the answers

How do dams in South Africa impact settlements and ecosystems according to the text?

<p>Contributing to water pollution and disrupting ecosystems (C)</p> Signup and view all the answers

What characterizes South African rivers compared to other major African rivers as per the text?

<p>Relatively small size in comparison (A)</p> Signup and view all the answers

What is a strategy mentioned in the text for sustainable water use in South Africa?

<p>Restoring wetlands and removing vegetation (D)</p> Signup and view all the answers

In what way does drought impact South Africa's rivers according to the text?

<p>'Day Zero' conditions reducing water flow significantly (C)</p> Signup and view all the answers

What does the 'Free Basic Water (FBW)' policy entitle households to in South Africa?

<p>6,000 liters of free water per month (A)</p> Signup and view all the answers

What is a significant impact of dams in South Africa on ecosystems as per the text?

<p>Disrupting ecosystems, leading to biodiversity loss (C)</p> Signup and view all the answers

Which factor contributes to low population densities in densely forested tropical regions?

<p>Limited land available for human settlements (A)</p> Signup and view all the answers

What is the key driver of the global population explosion since 1800?

<p>Advancements in medicine (A)</p> Signup and view all the answers

In which type of countries does about 95% of the global population growth occur?

<p>Less Economically Developed Countries (LEDCs) (B)</p> Signup and view all the answers

At which stage of the Demographic Transition Model do birth rates fall further due to priorities shifting towards education and careers over family expansion?

<p>Stage 5 Declining (A)</p> Signup and view all the answers

How do population structures corresponding to Stage 3-4 in the Demographic Transition Model differ from those in Stages 1-2?

<p>They have narrower bases (B)</p> Signup and view all the answers

What defines a country as overpopulated according to the text?

<p>High population density and decreasing living standards (D)</p> Signup and view all the answers

Which country is highlighted in the text for being overpopulated despite having low density due to falling living standards?

<p>Somalia (B)</p> Signup and view all the answers

Approximately how many people is the world adding annually based on the information provided?

<p>90 million people (B)</p> Signup and view all the answers

What is the projected global population by the year 2050 as per the text?

<p>$9$ billion (A)</p> Signup and view all the answers

'Declining' population structures have an even narrower base than which other type of structure mentioned in the text?

<p>'Expanding' structures (D)</p> Signup and view all the answers

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