Question

How phototropism occur in plants?​

Answer 1

Answer:

The directional movement of a plant in response to light is called phototropism. ... (ii) When sunlight fells on only one side of the plant, the auxin diffuses towards the shady side of shoot. The concentration of auxin stimulates the cells to grow longer. Therefore, the stem appears to bend towards the source of light.

Explanation:

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Answer 2

Answer:

phototropism is a directional growth movement which occurs in response to unidirectional exposure to light . The region of photoreception is shoot where auxin is produced . auxin moves from illuminates region to shaded region . movement of shoot toward light is called phototropism.

Explanation:

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