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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
- H donor during photosynthesis is
- According to the modern concept of cellular membranes the structure
- Which one of the following statements is wrong? When pollen
- The matrix of bone and cartilage can be distinguished by the presence of
- First stable product of dark reaction in C3 plants is
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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