Back to Directory
NEET BIOLOGYPlant Growth and Development Easy

Question

Which hormone promotes internode / petiole elongation in deep water rice?

A

2, 4-D

B

GA3

C

Kinetin

D

Ethylene

Step-by-Step Solution

Explanation Unlocked on Signup

Join free — takes 30 seconds

Reveal Answer Free
Practice Mode Available

Practice All BIOLOGY Questions

Analytics · Leaderboards · Full NEET Mock Tests · 15,000+ MCQs

Get Started Free

This NEET BIOLOGY practice question is part of the TopperSquare free question bank. TopperSquare offers 15,000+ chapter-wise NEET MCQs across Physics, Chemistry, and Biology with detailed step-by-step explanations, full mock tests, NEET PYQs (2010–2024), and an AI-powered performance analytics dashboard. Browse all NEET practice questions →