Question

What is the principal benefit of applying gibberellic acid (GA₃) to gladiolus plants during their vegetative growth stage?

A Delays flowering Correct Answer Incorrect Answer
B Promotes spike elongation and corm production Correct Answer Incorrect Answer
C Suppresses lateral shoot growth Correct Answer Incorrect Answer
D Enhances chlorophyll degradation Correct Answer Incorrect Answer

Solution

GA₃ is known to increase spike length and improve the formation and size of corms and cormels in gladiolus.

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