NEET UG · Biology · Transport in Plants
Stomatal Opening Mechanism
NEET asked Stomatal Opening Mechanism twice, in 2017 and 2018: 2 of the 1,875 questions in the 10 papers from 2017–2026. It belongs to Transpiration Pull, in Transport in Plants (Biology). The longest wait between two papers asking it was 1 year.
Updated 2026-10-08
- Times asked
- 2
- in 2017–2026
- Papers
- 2
- of 10
- First asked
- 2017
- last in 2018
- Chance next paper
- 4%
- calibrated historical rate
Questions on this idea, by paper
2017–2026. 2017 and 2018.
How NEET framed it
One-line MCQ is the usual form. Skill tested: concept.
- Factor not affecting a process
- True statement selection on stomatal opening
Chance asked next paper 4%
Every question
All 2 questions
From the official NEET UG papers, newest first. Open one for the full question, the options and the official answer.
- 2018 Q122Stomatal movement is not affected byOne-line MCQ · Easy
- 2017 Q123Which of the following facilitates opening of stomatal aperture ?One-line MCQ · Medium
Same topic
Other ideas in Transpiration Pull
Transpiration Pull has 7 ideas NEET has asked; 2 of them came up in more than one question.
- Cohesion and Adhesion2× · 2023
- Transpirational Coolingonce · 2023
- Girdling Experimentonce · 2022
- Guttation vs Transpirationonce · 2020
- Phloem Translocation by Pressure Flowonce · 2019
- Uptake and Translocation of Mineral Ionsonce · 2019