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Movement of touch is called
Options
(a) lithotropism
(b) thigmotropism
(c) phototropism
(d) thermotropism
Correct Answer:
thigmotropism
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
- Stomata open at night in
- Open circulatory system is present inAArthropodsBAnnelidsC Chordates DMolluscs
- The primary structure of protein is made by
- Which of the following is correctly stated as it happens in the common cockroach ?
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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
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