UPSC Geography Atmosphere Question Bank Atmosphere

  • question_answer Which of the following gases in the atmosphere is/are responsible for acid rains? [NDA 2017-I]
    1. Oxides of sulphur
    2. Oxides of nitrogen
    3. Oxides of carbon
    Select the correct answer using the codes given below

    A)  1 and 2

    B)  1 and 3

    C)  Only 2

    D)  1, 2 and 3

    Correct Answer: B

    Solution :

     Acid rain is a result of air pollution. Some gases especially nitrogen oxides and sulphur dioxide react with the tiny droplets of water in clouds to form sulphur and nitric acids. The rain from these clod) then falls as very weak acid which is known as ??acid rain".

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