JAMB Biology 2022 Objective — Question 27
Question 27 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2022 Objective paper, with the correct answer and a full explanation.
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Rhizobium which lives in the root nodules of leguminous plants is an example of the association known as
- A. saprophytism
- B. mutualismCorrect
- C. epiphytism
- D. commensalism
Explanation
The relationship between Rhizobium and leguminous plants is an example of mutualism: the bacterium helps the plant fix nitrogen, while the plant provides food and shelter for the bacterium.
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