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Environmental C...

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  • Question 1
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    Smog is often caused by :

  • Question 2
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    Which are the following consequences of deforestation?

  • Question 3
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    Non-metal oxides such as sulphur dioxide and nitrogen oxide are responsible for:

  • Question 4
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    Smog causes :

  • Question 5
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    Which ions among the following are present in elevated amounts in acid rains?

  • Question 6
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    Which of the following describes the destruction of the ozone by chlorofluorocarbons? 

  • Question 7
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    Depletion of ozone layer is mainly due to

  • Question 8
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    _____ shields the surface of the earth from ultraviolet (UV) radiation from the sun.

  • Question 9
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    Which of the following conditions lead to formation of ozone?

  • Question 10
    1 / -0

    The main factor responsible for the depletion of ozone layer is addition of _____in the atmosphere.

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