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Response to contact is known as
Options
(a) galvanotaxis
(b) thigmotaxis
(c) thermotaxis
(d) rheotaxis
Correct Answer:
thigmotaxis
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
- The closely related morphologically similar sympatric populations, but
- In man, the blue eye colour is recessive to the brown eye colour. If the boy
- Suicidal bag of plant cell is
- Main objective of production/use of herbicide resistant GM crops is to
- Citric acid cycle is also called
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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