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  1. Which of the following chemicals is responsible for depletion of ozone layer in the atmosphere?

    2. A.

     Chlorofluorocarbons
    B.

     Nitrous oxide
    C.

     Sulphur dioxide
    D.

     Carbon dioxide

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    Answer : Option A

    Explanation :

    Chlorofluorocarbons is responsible for depletion of ozone layer in the atmosphere.

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