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5th Class Science Our Environment Question Bank Our Environment and Natural Calamities

  • question_answer
    In which layer of atmosphere most of the ozone is present, which protects us from harmful UV radiations of sun?

    A) Mesosphere                   

    B) Troposphere

    C) Stratosphere

    D) Thermosphere

    E) None of these

    Correct Answer: C

    Solution :

    Not Available              


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