Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2011

  • question_answer
    If concentration of \[C{{O}_{3}}\] in atmosphere is increased, the stomata are closed in

    A)  dark                                     

    B)  light

    C)  Both [a] and [b]              

    D)  None of the above

    Correct Answer: C

    Solution :

    In high concentration of \[C{{O}_{2}}\]pH decreases in guard cells which promotes conversion of sugar into starch.                                       


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