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

  • question_answer
    Substances which originate at the tip of the stem and control growth elsewhere are [AFMC 1986; CPMT 1993]

    A) Food material

    B) Auxins or hormones

    C) Vitamins

    D) Enzymes

    Correct Answer: B

    Solution :

    Hormones are secreted by cells in one part of the plant and produce their effect in other part of the plant.


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