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Pollution of Ai...

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  • Question 1
    1 / -0

    Among the following, which will not help to reduce air pollution?

  • Question 2
    1 / -0

    Cause:

    Global warming
    Effect:
    Ice at the North and South poles may melt causing sea levels to rise and floods to occur.
    Which of the following can prevent the effect from happening?

  • Question 3
    1 / -0

    The harmful and unwanted substances which degrade the quality of water are called as ________.

  • Question 4
    1 / -0

    Global warming causes:
    1) an increase in the sea level.
    2) the melting of ice at mountain peaks.
    3) a decrease in food production by plants.

  • Question 5
    1 / -0

    The release of carbon dioxide into the air causes:

  • Question 6
    1 / -0

    Modes of controlling pollution in large cities include(s):

  • Question 7
    1 / -0

    The gases released from vehicle exhausts are:
    I. carbon monoxide
    II. carbon dioxide
    III. oxides of nitrogen

  • Question 8
    1 / -0

    What is the main source of water pollution in India?

  • Question 9
    1 / -0

    Choose the option which justifies the given statement:-

    Air is considered a mixture, not a compound.

  • Question 10
    1 / -0

    Which of the following gases do not form part of the atmosphere?

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