NEET UG · Biology · Plant Growth and Development
Ethylene in Root Growth and Root Hairs
NEET asked Ethylene in Root Growth and Root Hairs once in 2017–2026, in 2022. It belongs to Plant Growth Regulators, in Plant Growth and Development (Biology).
Updated 2026-10-08
- Times asked
- 1
- in 2017–2026
- Papers
- 1
- of 10
- First asked
- 2022
- the only time
- Chance next paper
- 4%
- calibrated historical rate
Questions on this idea, by paper
2017–2026. 2022.
How NEET framed it
One-line MCQ is the usual form. Skill tested: recall.
- Identify use of a hormone
Chance asked next paper 4%
Every question
The question
From the official NEET UG papers, newest first. Open one for the full question, the options and the official answer.
- 2022 Q132The gaseous plant growth regulator is used in plants to :One-line MCQ · Easy
Papers: NEET 2022.
Same topic
Other ideas in Plant Growth Regulators
Plant Growth Regulators has 13 ideas NEET has asked; 2 of them came up in more than one question.
- 2,4-D as a Dicot Herbicide2× · 2026
- Gibberellins in Sugarcane Production2× · 2024
- Gibberellins and Boltingonce · 2026
- Auxin-Induced Parthenocarpyonce · 2025
- Cytokinins and Senescenceonce · 2025
- Ethylene in Deep Water Riceonce · 2023
- Gibberellins in Juvenile Conifersonce · 2023
- Ethylene and Cucumber Feminizationonce · 2022
- Synthetic Auxins and Weed Controlonce · 2021
- ABA and GA Antagonismonce · 2020
- Auxins in Pineapple Floweringonce · 2019
- Auxin's Dual Role in Abscissiononce · 2017