What is meant by positive and negative tropic movements in plants and give example?
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Here is your answer:
• Tropic movement or tropism is the movement of a part of a plant in response to an external stimulus. Example : phototropism, geotropism, hydrotropism, thigmotropism.
• Positive tropic movement is the movement of a part of a plant when it grows towards a stimulus. Example: growth of stem towards light.
• Negative tropic movement is the movement of a part of plant when it grows away from the stimulus. Example : growth of stem away from water and gravity.
Hope it helps u.
Here is your answer:
• Tropic movement or tropism is the movement of a part of a plant in response to an external stimulus. Example : phototropism, geotropism, hydrotropism, thigmotropism.
• Positive tropic movement is the movement of a part of a plant when it grows towards a stimulus. Example: growth of stem towards light.
• Negative tropic movement is the movement of a part of plant when it grows away from the stimulus. Example : growth of stem away from water and gravity.
Hope it helps u.
Answered by
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Answer:
Positive tropic movements is a tropic movement in which the part of a plant grows towards a stimulus.
Example: In phototropism, movement of shoot towards the source of light.
Negative tropic movement is a tropic movement in which the part of a plant grows away from a stimulus
Example : In phototropism, movement of roots away from the soure of light.
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