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BVP Medical BVP Medical Solved Paper-2004

  • question_answer
    Which one of the following gases can deplete ozone layer in the upper atmosphere?

    A)  Ammonia

    B)  Methane

    C)  Carbon monoxide

    D)  Sulphur dioxide

    Correct Answer: B

    Solution :

                     Methane (hydrocarbons), aerosols, freon gas and nitrogen oxides destroy ozone layer in upper atmosphere (stratosphere).


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