Q. One of the commonly used plant growth hormone in tea plantations is
A) Ethylene
B) Abscisic acid
C) Zeatin
D) Indole - 3 - acetic acid
Explanation
[Solution from source] Auxins such as IAA are used in tea plantations, where shoot tips are removed to break auxin-driven apical dominance and get bushy growth, and auxins are applied to make stem cuttings root for propagation. Ethylene and ABA are not used commercially there in this way. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.