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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
- Compound tissue is defined as
- Which of the following do not possess lipoproteinaceous membrane
- How many plants among China rose, Ocimum, sunflower, mustard, Alstonia
- Bundles of striated muscle fibres called fasciculi are enclosed by a sheath called
- Artificial system of plant classification was proposed by
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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