DUMET Medical DUMET Medical Solved Paper-2005

  • question_answer
    Ozone hole results in :

    A)  UV radiation reaches the earth

    B)  cataract

    C)  increase in skin cancer

    D)  all of the above

    Correct Answer: D

    Solution :

    Ozone is formed in the stratosphere by UV radiation through reaction between primary pollulants. Ozone layer of stratosphere protects the earth from UV rays (less than 300 nm). Depletion or thining of ozone layer allows harmful UV rays to reach earth and causes skin cancer, cataract etc.


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