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Sleeping movements in some plants is called
Options
(a) seismonasty
(b) nictynasty
(c) photonasty
(d) thermonasty
Correct Answer:
nictynasty
Explanation:
Sleep movement or nyctinasty (sleep movement during night) occurs in the leaves of many legumes and Oxallis is due to turgor changes in response to darkness. The leaves fold at night but open during the day. Leaves of Mimosa pudica also show sleep movement, called as seismonasty (shock movement) in response to physical contact, injury, electric current etc. The movement occurs due to osmotic changes.
Related Questions: - Due to plasmolysis, the plant cell
- Which of the following conditions are favourable for cyclic photophosphorylation
- Which one of the following is a sesamoid bone?
- Dominant flora, 2.5 billion years ago was
- Excessive aerenchyma is the characteristic of
Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Due to plasmolysis, the plant cell
- Which of the following conditions are favourable for cyclic photophosphorylation
- Which one of the following is a sesamoid bone?
- Dominant flora, 2.5 billion years ago was
- Excessive aerenchyma is the characteristic of
Topics: Plant Growth and Development (126)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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