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Which relationship exists between nitrogen-fixing bacteria and leguminous plants?

Which relationship exists between nitrogen-fixing bacteria and leguminous plants?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A Parasitism
  • B Competition
  • C Mutualism
  • D Predation
Correct Answer: Option C
Explanation:
Nitrogen-fixing bacteria in root nodules of legumes obtain shelter and nutrients from the plant while converting atmospheric nitrogen into usable forms for the plant. Both organisms benefit.

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