Plant Growth And Development Question 197

Question: Cell elongation in internodal region takes place due to [CPMT 1989; CBSE PMT 2004]

Options:

A) Gibberellins

B) Ethylene

C) Cytokinins

D) Indole acetic acid

Show Answer

Answer:

Correct Answer: A

Solution:

The gibberellins induce elongation of the internodes.

The elongation of stem results due to rapid cell division and cell elongation induced by gibberellins.