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    Question

    A plant hormone, which is primary regulator of

    abscission process is:
    A Ethylene Correct Answer Incorrect Answer
    B Auxin Correct Answer Incorrect Answer
    C ABA Correct Answer Incorrect Answer
    D Gibberellin Correct Answer Incorrect Answer

    Solution

    Abscisic acid (ABA) is the main controller of the abscission process in plants.

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