Environment and Its Components Quiz
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Environment and Its Components Quiz

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Questions and Answers

Which of the following conceptual components of the environment are effective transporters of matter? (Select all that apply)

  • Hydrosphere and lithosphere (correct)
  • Atmosphere and lithosphere (correct)
  • Atmosphere and hydrosphere (correct)
  • Lithosphere and biosphere

    • A relatively dense layer of band which is found in the thermosphere is known as?

  • Ionosphere (correct)
  • Stratosphere
  • Mesosphere
  • Troposphere

    • Which of the following conceptual spheres of the environment has the least storage capacity for matter?

  • Biosphere
  • Hydrosphere
  • Atmosphere (correct)
  • Lithosphere

    • Which of the following is an example of impact of development activities on the hydrosphere?

    <p>Water pollution</p> Signup and view all the answers

    The temperature decreases with altitude in the stratosphere layer.

    <p>False</p> Signup and view all the answers

    Which of the following indicates the correct order of the principal layers of the earth’s atmosphere from top to bottom?

    <p>Exosphere – Thermosphere – Mesosphere – Stratosphere – Troposphere</p> Signup and view all the answers

    The study of living organisms with the environment is known as ____________

    <p>Ecology</p> Signup and view all the answers

    Highest percentage of air consists of

    <p>Nitrogen</p> Signup and view all the answers

    All are particulate pollutants except

    <p>Ozone</p> Signup and view all the answers

    Which of the following is a secondary pollutant?

    <p>O3</p> Signup and view all the answers

    The term 'Environment' means

    <p>Sum total of all conditions that the life and development of all organisms on earth</p> Signup and view all the answers

    The layer which provides an ideal site for flying of jet planes is

    <p>Stratosphere</p> Signup and view all the answers

    71% of the earth's surface is covered with:

    <p>Water</p> Signup and view all the answers

    Major source of pollutant sulphur dioxide is:

    <p>All the above</p> Signup and view all the answers

    The Taj Mahal is being affected by

    <p>Air pollution</p> Signup and view all the answers

    Most polluted river in the world is

    <p>Yamuna</p> Signup and view all the answers

    Air pollution causes

    <p>Respiratory problems</p> Signup and view all the answers

    Greenhouse gas is

    <p>Methane</p> Signup and view all the answers

    The percentage of nitrogen is

    <p>78%</p> Signup and view all the answers

    Carbon monoxide is a pollutant because

    <p>Reacts with haemoglobin</p> Signup and view all the answers

    The one which is not considered as a naturally occurring greenhouse gas is…

    <p>Ethane</p> Signup and view all the answers

    Gas leaked in Bhopal tragedy:

    <p>Methyl isocyanate</p> Signup and view all the answers

    Which layer of the atmosphere contains the ozone layer?

    <p>Stratosphere</p> Signup and view all the answers

    There is a threat to the beauty of the Taj Mahal from:

    <p>Acid rain</p> Signup and view all the answers

    Which of the following is not an air pollutant?

    <p>Oxygen</p> Signup and view all the answers

    Aerosols consisting of solid particles produced by combustion?

    <p>Smoke</p> Signup and view all the answers

    Which gas is mainly produced due to incomplete burning of wood?

    <p>CO</p> Signup and view all the answers

    What causes pollution?

    <p>Human activities</p> Signup and view all the answers

    CNG is a

    <p>Clean fuel</p> Signup and view all the answers

    Pollution of water is responsible for

    <p>All</p> Signup and view all the answers

    Chlorofluorocarbon is used in

    <p>All</p> Signup and view all the answers

    The ____________ is an important requirement of aquatic life.

    <p>Dissolved oxygen</p> Signup and view all the answers

    Wastewater released from _________ are not the sources of bacteria.

    <p>Sanitaria</p> Signup and view all the answers

    Study Notes

    Conceptual Components of the Environment

    • Hydrosphere: Includes all water bodies and is a crucial transporter of matter.
    • Atmosphere: Acts as a transporter of matter through wind and air currents.
    • Biosphere: Organisms within the biosphere play a role in the movement of matter through processes like photosynthesis and decomposition.

    Thermosphere

    • The thermosphere is known for the ionosphere, a layer of charged particles.

    Environmental Spheres with Limited Storage Capacity

    • Atmosphere: The atmosphere has the least ability to store matter in comparison to the hydrosphere, lithosphere, and biosphere.

    Development Activities Impacting the Hydrosphere

    • Pollution: Industrial and agricultural activities introduce pollutants into water bodies, affecting water quality and aquatic life.
    • Damming: Construction of dams alters water flow and sedimentation patterns, impacting ecosystems downstream.

    Stratosphere

    • The temperature increases with altitude in the stratosphere, not decreases.

    Atmospheric Layers

    • Exosphere
    • Thermosphere
    • Mesosphere
    • Stratosphere
    • Troposphere

    Ecology

    • The study of living organisms with the environment is known as ecology.

    Atmospheric Composition

    • Nitrogen: Highest percentage of air.

    Particulate Pollutants

    • Carbon dioxide is not a particulate pollutant, but rather a gaseous pollutant.

    Secondary Pollutants

    • Ozone is an example of a secondary pollutant, formed from reactions between primary pollutants like nitrogen oxides and volatile organic compounds.

    Definition of Environment

    • The term "environment" encompasses everything surrounding us, including living and non-living components.

    Jet Plane Flight

    • The stratosphere provides a suitable environment for jet plane flight due to its stable atmospheric conditions.

    Earth's Surface Coverage

    • Water covers 71% of the earth's surface.

    Sulphur Dioxide Source

    • Burning of fossil fuels is a major source of sulphur dioxide.

    Taj Mahal Pollution

    • The Taj Mahal is being affected by acid rain caused by air pollution.

    Most Polluted River

    • The Ganges River in India is considered one of the most polluted rivers in the world.

    Air Pollution Effects

    • Air pollution can cause respiratory issues, cardiovascular diseases, and other health problems.

    Greenhouse Gas

    • Carbon dioxide is a significant greenhouse gas.

    Nitrogen Percentage

    • Nitrogen constitutes 78% of the atmosphere.

    Carbon Monoxide Pollution

    • Carbon monoxide is a pollutant because it reduces oxygen-carrying capacity in the blood, leading to health problems.

    Naturally Occurring Greenhouse Gas

    • CFCs (chlorofluorocarbons) are not naturally occurring greenhouse gases.

    Bhopal Gas Tragedy

    • The gas leaked in the Bhopal tragedy was methyl isocyanate.

    Ozone Layer Location

    • The ozone layer is found in the stratosphere.

    Taj Mahal Threat

    • Air pollution poses a threat to the beauty of the Taj Mahal due to its impact on the marble structure.

    Air Pollutant

    • Carbon dioxide is not typically considered a major air pollutant.

    Aerosols

    • Soot is an example of solid particle aerosols produced by combustion.

    Incomplete Combustion Product

    • Carbon monoxide is primarily produced due to incomplete burning of wood.

    Pollution Causes

    • Industrial activities, vehicular emissions, and agricultural practices contribute to pollution.

    CNG

    • CNG stands for compressed natural gas, a cleaner fuel alternative.

    Water Pollution Effects

    • Water pollution can lead to health issues, ecosystem damage, and water scarcity.

    Chlorofluorocarbon Use

    • Chlorofluorocarbons (CFCs) were used in refrigerants, aerosols, and foam-blowing agents.

    Aquatic Life Requirement

    • Oxygen is a vital requirement for aquatic life.

    Wastewater Sources

    • Wastewater released from industrial facilities and sewage treatment plants can be sources of bacteria.

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    Environmental Science Past Paper PDF - SRM Institute of Science & Technology

    Description

    Test your knowledge about the various interconnected components of the environment, such as the atmosphere, hydrosphere, lithosphere, and biosphere. This quiz also covers the structure of the Earth's atmosphere, including its distinct layers and their significance.

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