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      Question

      The plant growth regulator increases the flower size of

      geranium and accelerates flowering in cyclamen:
      A Ethephon Correct Answer Incorrect Answer
      B B-Nine Correct Answer Incorrect Answer
      C Auxin Correct Answer Incorrect Answer
      D Gibberellic Acid Correct Answer Incorrect Answer

      Solution

      Spraying of GA3 initiates the growth of flower stalks but also significantly accelerates flowering and increases the number of flowers in Cyclamen persicum. GA3 also increases shoot length, inflorescence development in White prosperity variety. It also accelerates the rate of photosynthesis and cutting production in Geranium.

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