Environmental Science Quiz
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Questions and Answers

What is the process of creating a forest in a barren land?

  • Deforestation
  • Afforestation (correct)
  • Overgrazing
  • Non of the above
  • What is the term for the removal of the top layer of a soil?

  • Soil erosion (correct)
  • Landslide
  • Drought
  • Earthquake
  • Which of the following is an example of non-renewable resource?

  • Wind
  • Coal and minerals (correct)
  • Vegetation
  • Water
  • What is the purpose of rain-water harvesting?

    <p>To recharge ground water</p> Signup and view all the answers

    What is the term for the unfavorable alteration of the environment due to human activities?

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

    What is the unit of measurement of noise?

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

    What is the result of algal bloom in a water body?

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

    What is the effect of drinking fluoride-containing water?

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

    What does a high Biological Oxygen Demand (BOD) indicate?

    <p>High level of microbial pollution</p> Signup and view all the answers

    What are the sources of man-made radiation pollution?

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

    What is the primary cause of biodiversity loss?

    <p>Habitat loss and fragmentation, over exploitation, alien species invasion and co extinction</p> Signup and view all the answers

    What type of pollutant is released from soap and detergents?

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

    What is the process of breaking down organic matter by microorganisms called?

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

    Which of the following is an example of a natural ecosystem?

    <p>A park</p> Signup and view all the answers

    What is the process of converting atmospheric nitrogen into a usable form by plants called?

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

    Which of the following is not a component of the ecosystem?

    <p>None of the above</p> Signup and view all the answers

    What is the process of removal of topsoil by water or wind called?

    <p>Soil erosion</p> Signup and view all the answers

    Which of the following is a major cause of air pollution?

    <p>Burning of fossil fuels</p> Signup and view all the answers

    What is NOT a type of pollution that affects the environment?

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

    What is the definition of environmental science?

    <p>Study of the interactions between the environment’s physical, chemical, and biological components</p> Signup and view all the answers

    Why is carbon dioxide called a greenhouse gas?

    <p>Because it absorbs heat</p> Signup and view all the answers

    What is water vapor?

    <p>The gaseous phase of water</p> Signup and view all the answers

    What is a renewable source of energy?

    <p>Solar energy</p> Signup and view all the answers

    What is NOT a primary pollutant?

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

    What is the primary consequence of algal bloom?

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

    Where did the Chipko movement take place?

    <p>Tehri Garhwal area of Uttar Pradesh</p> Signup and view all the answers

    What is the health problem associated with drinking fluoride-containing water?

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

    What does a high Biological Oxygen Demand (BOD) indicate?

    <p>High level of microbial pollution</p> Signup and view all the answers

    What are the sources of man-made radiation pollution?

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

    What type of pollutants do soap and detergents release into the environment?

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

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