MediumRe-NEET 2026
+4 / -1
Which of the following plant growth regulators promotes internode elongation prior to flowering in cabbage?
A
Abscisic acid
B
Gibberellin
C
Indole butyric acid
D
Ethephon
Explanation
Gibberellins promote stem elongation and induce bolting (rapid internode elongation) before flowering in rosette plants such as cabbage.
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