Q. Cell elongation in intermodal regions of the green plants takes place due to
A) Indole acetic acid
B) Cytokinins
C) Gibberellins
D) Ethylene
Explanation
Gibberellin promotes internodal elongation in a wide range of species. This internodal elongation phenomenon is known as blotting. Giberellin is a plant growth hormone, which was first obtained from a fungus $Gibberella\ fujikuroi\ (Fusarium\ moniliformi).$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.