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Discussion :: Environmental Science

  1. Which one of the following is not a primary pollutant?

    2. A.

     Particulate matter
    B.

     Carbon monoxide
    C.

     Sulpuric acid
    D.

     Nitrogen oxides

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    Answer : Option C

    Explanation :

    Ozone is not a primary pollutant since it is formed by the photo-chemical reaction of oxygen with the UV rays and not directly discharged into the atmosphere by a source. Similarly, sulphuric acid is also not a primary pollutant.

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