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  • Phytochemistry and Plant Biology
  • The movement of plant parts in response to the direction ...
Multiple choice

The movement of plant parts in response to the direction of the sun is known as

  1. Chemotropism

  2. Phototropism

  3. Hydrotropism

  4. Heliotropism

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Heliotropism is the diurnal motion of plant parts (flowers or leaves) in response to the direction of the sun.

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