Biotic and Abiotic Factors in Ecosystems

Questions and Answers

The ______ component of the environment includes water, air, and soil.

abiotic

An ecosystem is made up of interacting organisms and their ______.

physical environment

Human activities can lead to ______ effects on the environment such as pollution.

negative

Biotic factors in an ecosystem consist of ______, animals, and microorganisms.

plants Signup and view all the answers

Scientific and technological advances typically provide a ______ amount of products to meet our needs.

great Signup and view all the answers

Match the following terms related to biogeochemical cycles with their definitions:

Matter = The measurement of the amount of substance as particles Energy = The ability to work or cause changes Biogeochemical cycles = Processes that recycle nutrients in various chemical forms Nutrient flow = The transfer of nutrients from one trophic level to the next in a food chain Signup and view all the answers

Match the following factors with their types in the context of ecosystems:

Biotic factors = Living components like plants and animals Abiotic factors = Non-living components like water and soil Physical abiotic factor = Temperature or sunlight levels Chemical abiotic factor = Soil composition or pH levels Signup and view all the answers

Match the following concepts with their respective implications in ecosystems:

Energy decrease = Energy is reduced by 10% as it moves up trophic levels Transformation of matter = Matter is reused through cycles in the environment Anthropogenic activity = Human-induced changes that impact biotic factors Linear energy transfer = Energy flows in a straight line rather than cycling Signup and view all the answers

Match the following scientists with their contributions to the study of matter and energy:

Antoine Lavoisier = Proposed the law of conservation of mass Joseph Priestley = Discovered oxygen's role in combustion and respiration James Clerk Maxwell = Formulated theories on energy and thermodynamics Albert Einstein = Developed the theory of relativity impacting energy concepts Signup and view all the answers

Match the following terms regarding ecosystem functions with their roles:

Energy flow = The movement of energy through a food chain Carbon cycle = Describes how carbon is exchanged among the atmosphere, land, water, and organisms Water cycle = The continuous movement of water on, above, and below the surface of the Earth Nitrogen cycle = How nitrogen is converted into different chemical forms as it circulates among the atmosphere, terrestrial, and marine ecosystems Signup and view all the answers

Match the following environmental concepts with their significance:

Mass = Critical for measuring substances in chemistry Ecosystem balance = The need for maintaining stability among biotic and abiotic factors Anthropogenic effects = Impact of human activity on ecological processes Nutrient recycling = Essential for sustaining life by conserving resources Signup and view all the answers

Match the following nutrient cycles with their primary components:

Phosphorus cycle = Involves rocks and sediment for nutrient distribution Oxygen cycle = Involves photosynthesis and respiration Sulfur cycle = Involves the atmospheric and biological processes for sulfur Hydrological cycle = Involves precipitation and evaporation of water Signup and view all the answers

Match the following environmental statements with their implications:

Energy transformation = Energy changes form but is never lost Mass conservation = Matter can change but its total amount remains constant Pollution impact = Negative influence of contaminants on ecosystem health Biodiversity significance = Varied organisms contribute to resilience in ecosystems Signup and view all the answers

Match the following types of energy with their definitions:

Wind energy = Kinetic energy from the wind Electric energy = Kinetic energy from electrons Nuclear energy = Potential energy from atomic atoms Tidal Energy = Kinetic energy from sea currents and waves Signup and view all the answers

Match the following processes with their descriptions:

Combustion = Burning that produces ash and gases Boiling = Heating liquid until it becomes vapor Chemical reaction = Combination of substances to create new products Energy loss = Dissipation of energy at trophic levels Signup and view all the answers

Match the following trophic levels with their energy characteristics:

Producers = First level absorbing energy from sunlight Primary consumers = Herbivores that consume producers Secondary consumers = Carnivores that eat primary consumers Decomposers = Break down organic matter, returning nutrients to soil Signup and view all the answers

Match the following elements of the biogeochemical cycle with their roles:

Carbon cycle = Movement of carbon through the ecosystem Nitrogen cycle = Conversion of nitrogen gas into usable forms Water cycle = Continuous movement of water in different states Phosphorus cycle = Recovery and movement of phosphorus in the environment Signup and view all the answers

Match the following energy transformation examples with their types:

Burning paper = Mass to energy transformation Boiling water = Mass maintained but changes state Electrical discharge = Chemical reaction producing water vapor Photosynthesis = Energy transformation from sunlight to chemical energy Signup and view all the answers

Match the following sources of energy with their sustainability features:

Wind energy = Renewable and sustainable Nuclear energy = Requires uranium, finite resource Tidal energy = Predictable and renewable Fossil fuels = Non-renewable and polluting Signup and view all the answers

Match the following components of ecosystems with their categories:

Biotic factors = Living components such as plants and animals Abiotic factors = Non-living elements like water and soil Producers = Organisms that create their own food Consumers = Organisms that rely on others for energy Signup and view all the answers

Match the following homework tasks with their methods:

Individual task = Open Activity No. 1 Team task = Prepare a summary for Padlet Research = Study biogeochemical cycles Presentation = Share findings with classmates Signup and view all the answers

Match the following terms related to biogeochemical cycles with their correct descriptions:

Water Cycle = Process of continuous movement of water within the Earth and atmosphere Carbon Cycle = The series of processes by which carbon compounds are interconverted in the environment Nitrogen Cycle = The series of processes by which nitrogen and its compounds are interconverted in the environment Phosphorus Cycle = The movement of phosphorus through the lithosphere, hydrosphere, and biosphere Signup and view all the answers

Match the following environmental impacts with their correct classifications:

Deforestation = Negative human impact on the environment Recycling = Positive human impact on the environment Air Quality Improvement = Positive human impact on the environment Soil Erosion = Negative human impact on the environment Signup and view all the answers

Match the following ecosystem components with their respective categories:

Plants = Biotic factors Animals = Biotic factors Water = Abiotic factors Soil = Abiotic factors Signup and view all the answers

Match the following human activities with their environmental effects:

Industrial Emissions = Air pollution and greenhouse gas increase Agricultural Runoff = Water pollution and nutrient loading Urban Development = Habitat loss and soil disruption Afforestation = Increased CO2 absorption and improved biodiversity Signup and view all the answers

Match the following ecosystem functions with their benefits:

Nutrient Cycling = Maintaining ecosystem health Pollination = Enhancing plant reproduction Water Filtration = Improving water quality Carbon Sequestration = Mitigating climate change Signup and view all the answers

Match the following abiotic factors with their effects on ecosystems:

Temperature = Determines the types of organisms that can thrive Light = Essential for photosynthesis and plant growth Water Availability = Limiting factor for population growth Soil Composition = Affects the type of vegetation and agriculture Signup and view all the answers

Match the following types of pollution with their sources:

Air Pollution = Emissions from vehicles and industries Water Pollution = Runoff from fertilizers and pesticides Soil Pollution = Contamination from landfills and chemicals Noise Pollution = Sound from urban development and traffic Signup and view all the answers

Match the following environmental components with their characteristics:

Abiotic Components = Non-living elements affecting ecosystems Biotic Components = Living organisms within the ecosystem Physical Factors = Include temperature, light, and water Chemical Factors = Include nutrients and minerals in the environment Signup and view all the answers

Study Notes