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Question

(C) The movement of plant parts in response to light is known as phototropism.Sunflower plants exhibit heliotropism,which is a type of phototropism wh

Vedclass · Accepted Answer

phototropism

Vedclass · Answer

(C) The movement of plant parts in response to light is known as phototropism.Sunflower plants exhibit heliotropism,which is a type of phototropism where the flower head tracks the movement of the sun across the sky from east to west during the day.This movement is caused by the differential growth of cells on the shaded side of the stem compared to the illuminated side,which is mediated by the plant hormone auxin.Therefore,the correct answer is phototropism.

The movement of sunflower in accordance with the path of sun is due to

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