RAJASTHAN PMT Rajasthan - PMT Solved Paper-2003

  • question_answer
    Apical dominance is caused by

    A)  \[\text{I}\]AA                                  

    B)  \[\text{I}\]BA

    C)  2, 4-D                  

    D)         2, 4, 5-T

    Correct Answer: A

    Solution :

    \[\text{IAA}\] controls apical dominane in plants (though now involvement of cytokinins and gibberellins has also been demonstrated).


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