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Thigmotropic movement is best shown by
Options
(a) movement in roots
(b) movement in tendrils
(c) insectivorous plants
(d) movement in Mimosa pudica
Correct Answer:
movement in tendrils
Explanation:
Thigmotropism is a directional curvature movement of growth which is produced in response to the stimulus of contact. It is most conspicuous in tendrils which coil around support and helps the plant in climbing. Phototropism is a paratonic directional growth movement of curvature which is induced and determined by the direction of light stimulus. Nastic movements are non-directional movements in which the response is determined by the structure of the responsive organ and not by the direction of the stimulu
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Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Banana is seedless (or sedimentary seeds) because it is developed by
- Oxygen is reduced to water in
- Plant cells differ from animal cells in having
- Which is not correctly matched for organism and its cell wall degrading enzyme?
- The cell division that takes place in a zygote is known as
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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