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      Question

      Which plant growth regulator is commonly sprayed to

      promote uniform flowering in chrysanthemum plants?
      A Gibberellic acid (GA₃) Correct Answer Incorrect Answer
      B Naphthalene acetic acid (NAA) Correct Answer Incorrect Answer
      C Ethephon Correct Answer Incorrect Answer
      D Benzyladenine (BA) Correct Answer Incorrect Answer

      Solution

      GA₃ promotes stem elongation and enhances uniform flower development in photoperiod-sensitive crops like chrysanthemum.

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