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Tendrils exhibit
Options
(a) thigmotropism
(b) sismonasty
(c) heliotropism
(d) diageotropism
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
- SirJC Bose proposed which of the following theory to explain the process of
- Mutations caused by mutagenic agents are termed as
- The term ‘protobiogenesis’ is used for theory to
- Male gametes in angiosperms are formed by the division of
- The transport of ions up the stem to all parts is through
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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