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    Question

    Which chemical is primarily responsible for the

    depletion of the Ozone layer?
    A Carbon dioxide Correct Answer Incorrect Answer
    B Chlorofluorocarbons (CFCs) Correct Answer Incorrect Answer
    C Methane Correct Answer Incorrect Answer
    D Nitrogen oxide Correct Answer Incorrect Answer

    Solution

    CFCs from refrigerants and aerosols break down in the stratosphere, releasing chlorine atoms that destroy ozone molecules.

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