| ⇦ | 
| ⇨ |
Which one gives the most valid and recent explanation for stomatal movements ?
Options
(a) Potassium influx and efflux
(b) Starch hydrolysis
(c) Guard cell photosynthesis
(d) Transpiration
Correct Answer:
Potassium influx and efflux
Explanation:
The opening and closing of stomata are caused by influx and efflux of potassium ions (K⁺). The increase of K⁺ results in opening of stoma and decrease of K⁺ causes closing of stoma. The turgidity of guard cells induces to open the pores of stomata found on the surface of leaves.
Related Questions: - Equipment used for the measurement of growth in plants is known as
- Which one of the following statements is correct with respect to AIDS?
- If a person has lost his memory in an accident the following part of the brain
- Which is not the cellular element of blood?
- Which of the following contains the actual genetic part of a sperm?
Topics: Human Health and Disease
(70)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Equipment used for the measurement of growth in plants is known as
- Which one of the following statements is correct with respect to AIDS?
- If a person has lost his memory in an accident the following part of the brain
- Which is not the cellular element of blood?
- Which of the following contains the actual genetic part of a sperm?
Topics: Human Health and Disease (70)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply