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Growing yam tendrils climb for support. This growth response is

Growing yam tendrils climb for support. This growth response is
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Haptotropism
  • B Geotropism
  • C Phototropism
  • D Hydrotropism
  • E Chemotropism
Correct Answer: Option A
Explanation:
The correct answer is:

A. haptotropism

Haptotropism (also called thigmotropism) is a growth response to touch or contact with a solid object. In climbing plants like yam, tendrils respond to physical contact by coiling around a support, helping the plant to climb.

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