Teaching Environmental Studies Plants Question Bank Questions - Plants

  • question_answer
    High concentration of which of the following causes leaf curling, leaf drop and reduced leaf size in plants?             (PTET Feb 2011)

    A) \[S{{O}_{2}}\]

    B) Co

    C) \[N{{O}_{2}}\]     

    D) None of these

    Correct Answer: C

    Solution :

    [c] Oxides of nitrogen are responsible for leaf curling and leaf drop and reduced leaf size.  


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