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    Question

    Which plant growth regulator is commercially used in

    grapes for berry elongation?
    A 2,4- D Correct Answer Incorrect Answer
    B GA3 Correct Answer Incorrect Answer
    C NAA Correct Answer Incorrect Answer
    D Kinetin Correct Answer Incorrect Answer

    Solution

    Gibberellic acid (GA3 ), a plant-growth regulator, is often used to obtain enlarged table grape berries and induce seedlessness in them.

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