Question

Which among the following plant growth regulator is a terpene derivative?

• A. ABA
• B. Ethylene
• C. GA 3
• D. IAA

Answer 1

Answer:

C. GA 3

• Gibberellin is a terpene chemically.

• Gibberellin will help in stem elongation, germination, and overcome genetic dwarfism.

• Abscisic acid is a phytohormone which is a carotenoid derivative.

• It causes the abscission of leaves.