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Natural Resourc...

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  • Question 1
    1 / -0

    What would happen if all the oxygen present in the environment is converted to ozone?

  • Question 2
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    Water pollution:

  • Question 3
    1 / -0

    In watery regions, what does forest regulate?

  • Question 4
    1 / -0

    The nitrogen molecules present in the air can be converted into nitrates and nitrites by:

  • Question 5
    1 / -0

    Soil erosion can be prevented by

  • Question 6
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    What happens when rain falls on soil without vegetational cover?

  • Question 7
    1 / -0

    Ozone-layer is getting depleted because of?

  • Question 8
    1 / -0

    Which one of the following factors does not lead to soil formation in nature?

  • Question 9
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    Which step is not involved in the carbon-cycle?

  • Question 10
    1 / -0

    Which of the following pollute the ground water?
    a. Release of factory wastes into rivers
    b. Use of pesticides in fields
    c. Use of chemical fertilizers
    d. Use of manure

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