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Thursday, 02 April 2026
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In which of these association is much harm done to one of the partners?

In which of these association is much harm done to one of the partners?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Symbiosis
  • B Epiphytism
  • C Commensalism
  • D Parasitism
  • E Mutualism
Correct Answer: Option D
Explanation:
In parasitism, one organism (the parasite) benefits at the expense of the other (the host), often causing harm. For example, ticks feeding on a dog harm the dog while getting nourishment.

Quick breakdown of the other options:

A. Symbiosis – General term for close relationships; can be mutualism, commensalism, or parasitism.

B. Epiphytism – One plant (like an orchid) grows on another for support without harming it.

C. Commensalism – One benefits, the other is neither helped nor harmed (e.g., barnacles on whales).

E. Mutualism – Both partners benefit (e.g., bees and flowers).

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