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Plant bends towards the source of light on account of the movement of curvature known as

  • A.Geotropism
  • B.Thigmotropism
  • C.Chemotropism
  • D.Phototropism

Answer: D

Bending towards light is phototropism.

Auxin accumulates on the shaded side of the shoot tip, so cells there elongate more and the shoot curves towards the light. Geotropism is a response to gravity, thigmotropism to touch and chemotropism to chemicals.

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