CMC Medical CMC-Medical VELLORE Solved Paper-2009

  • question_answer
    Green-house effect is mainly caused by

    A)  CFCs                                    

    B)  \[C{{H}_{4}}\]

    C)  \[C{{O}_{2}}\]                                  

    D)  CO

    Correct Answer: C

    Solution :

                    60% of CO2, 14% of CFCs, 20% of methane, 6% of   nitrogen oxides and a little amount of oar contributes to green-house effect.


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