UPSC General Studies Solved Paper - General Studies-2011

  • question_answer
    Consider the following.
    1. Photosynthesis           
    2. Respiration
    3. Decay of organic matter
    4. Volcanic action
    Which of the above add carbon dioxide to the carbon cycle on Earth?                          

    A)  1 and 4           

    B)  2 and 3    

    C)  2, 3 and 4        

    D)  All of these

    Correct Answer: C

    Solution :

    Exp. [c] Photosynthesis does not add to carbon cycle.

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