Post Utme Unilorin 2021 Biology Question 26
Practice objective / multiple choice question 26 from the 2021 Post Utme Unilorin Biology examination.
A river flows through a valley and eventually empties into a lake. What is the primary mechanism by which the river's water is purified?
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About This Question
This is Post Utme Unilorin 2021 Biology Question 26. It is one of the objective questions from the 2021 Post Utme Unilorin Biology examination.
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