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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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