Post Utme Uniben 2021 Biology Question 23

Practice objective / multiple choice question 23 from the 2021 Post Utme Uniben Biology examination.

Post Utme Uniben 2021 Biology Objective / Multiple Choice

Question 23 POST_UTME_UNIBEN • 2021 • BIOLOGY • objective

In the context of respiration and gas exchange, what is the primary function of the alveoli in the lungs?

Correct Answer A. To exchange oxygen and carbon dioxide between the lungs and the bloodstream

B. To regulate the pH of the blood

C. To filter out pathogens and debris from the air we breathe

D. To produce surfac\tant to reduce surface tension in the lungs

Correct Answer

Correct Option:

To exchange oxygen and carbon dioxide between the lungs and the bloodstream

This is Post Utme Uniben 2021 Biology Question 23. It is one of the objective questions from the 2021 Post Utme Uniben Biology examination.

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