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  • Plant Growth and Development (Class - XI)
  • The phenomenon of responding to an external stimulus like...
Multiple choice

The phenomenon of responding to an external stimulus like light is known as

  1. phototropism

  2. geotropism

  3. thigmotropism

  4. sensitivity

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A Correct answer
Explanation

 The phenomenon of responding to an external stimulus like light is known as phototropism.

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