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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: - Which of the following is a flowering plant with nodules containing filamentous
- Which one of the following categories of animals, is correctly described
- Pollination by bats is called
- The nature of cells occuring in medulla is
- Heartwood differs from sapwood in:
Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Which of the following is a flowering plant with nodules containing filamentous
- Which one of the following categories of animals, is correctly described
- Pollination by bats is called
- The nature of cells occuring in medulla is
- Heartwood differs from sapwood in:
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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