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Discussion :: Environmental Science

  1. The combination of nitrogen oxides and hydrocarbons in the presence of the sunlight causes

    2. A.

     Global warming
    B.

     Smog
    C.

     Ozone hole in the atmosphere
    D.

     Acid rain

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    Answer : Option B

    Explanation :

    The combination of nitrogen oxides and hydrocarbons in the presence of the sunlight causes smog.

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