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

  • question_answer
    Cell elongation in plants is caused by [MP PMT 1989; CPMT 1994, 95]

    A) Auxin

    B) Gibberellin

    C) Florigen

    D) Traumatin

    Correct Answer: A

    Solution :

    Auxins promote elongations and growth of stems and roots and enlargement of many fruits by stimulating elongation of cells in all direction.


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