NEET Biology Plant Growth and Development / पौधे की वृद्धि और विकास Question Bank Auxin

  • question_answer
    Which of the following is not naturally occurring plant hormone  [CPMT 1980, 84, 99; MP PMT 1996; JIPMER 2001]

    A) 2, 4-D

    B) \[G{{A}_{2}}\]

    C) Gibberellin

    D) IAA

    Correct Answer: A

    Solution :

    2, 4-D (2, 4 dichlorophenoxy acetic acid) is a artificial auxin.


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