NEET UG 2020 · Botany · Question 66
NEET 2020 Botany, question 66
Question 66 of the NEET 2020 paper (code E1) is a Botany question from Plant Growth and Development. Its idea, ABA and GA Antagonism, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 1.
Updated 2026-10-08
Q66 · Botany
Which of the following is not an inhibitory substance governing seed dormancy ?
- 1Gibberellic acidOfficial answer
- 2Abscisic acid
- 3Phenolic acid
- 4Para-ascorbic acid
Official answer: option 1 · NTA final answer key
Same idea
The only question on ABA and GA Antagonism
No other NEET paper from 2017–2026 tested this exact idea.
The chapter
Plant Growth and Development in ten years of NEET
23 questions from 2017–2026, asked in 9 of 10 papers, about 2.2 a paper. Plant Growth Regulators alone had 15.