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NEET Sample Paper NEET Sample Test Paper-79

  • question_answer
    It was found that a unique set of conditions was responsible for ozone hole. In summer season, \[{{\operatorname{NO}}_{2}} and C{{H}_{4}}\]  react with chlorine monoxide and chlorine atoms forming chlorine sinks, prevents much ozone depletion. Which of the following gas is harmful to ozone layer?

    A)  CFC                

    B)  MIC

    C)  Phosgene                     

    D)  \[C{{O}_{2}}\]

    Correct Answer: A

    Solution :

    CFC is known as chlorofluoro carbon cause ozone depletion hence, CFC is harmful to ozone layer. CFC gas make the hole in the ozone layer, and hence the harmful ultraviolet light arrays penetrated and reached the earth?s surface.


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