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STD 11 - 13. Plant growth and development — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 13. Plant growth and development1 Mark
MCQ
In plants, phototropism is the movement
  • ✓
    Towards the light source
  • B
    Away from the light source
  • C
    Parallel to the light source
  • D
    Lateral to the light source
✓

Answer

Correct option: A.
Towards the light source
a
Phototropism movement of plants towards the light is called phototropism. Charles Darwin and his son observed that the coleoptiles of canary grass respond to unilateral illumination by growing towards the light source (phototropism)

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