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InterviewSolution
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Question : What are nastic and curvature movements ? Give one example of each. |
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Answer» Solution :Nastic Movement : They AR non-directional curvature movements of turgor or growth, when the movements are determined by the structure of the responding organ irrespective of the DIRECTION of structure which is generally diffused. e.g., Drooping and folding of leaves in SENSITIVE plant in response to shock (seimonasty). Curvature Movement : They are CHANGES in orientation of some plant parts in relation to others movement or nyctinasty of lagume leaves, bending of stem towards light. |
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