Punjab Medical Punjab - MET Solved Paper-2010

  • question_answer
    Which important greenhouse gas, other than carbon dioxide, is being produced from the agricultural fields?

    A)  Arsine                                 

    B)  Sulphur dioxide

    C)  Ammonia          

    D)  Nitrous oxide

    Correct Answer: D

    Solution :

    In addition to carbon dioxide some other gases also contribute to green-house effect. These include ozone, CFCs, nitrous oxide and even methane. Nitrous oxide is produced by denitrifying bacteria acting on artificial fertilizers applied to poorly aerated soils.


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