Pollution


  1. Which of the following air pollutant affect the nervous system of man









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    NA

    Correct Option: A

    NA


  1. Water pollution of a river is measured by









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    NA

    Correct Option: D

    NA



  1. Which of the following gas do not considered as polluting agent of air ?









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    NA

    Correct Option: A

    NA


  1. Which of the following from of energy do not have the problem of pollution ?









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    NA

    Correct Option: D

    NA



  1. Ozone layer present in our atmosphere absorb









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    NA

    Correct Option: C

    NA