WAEC Biology 2023 Objective — Question 9
Question 9 of 50 from the West African Examinations Council (WAEC) Biology 2023 Objective paper, with the correct answer and a full explanation.
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The oxygen gas formed in the cell diffuses out of the cytoplasm into the air spaces through the part labelled
- A. I
- B. II
- C. IIICorrect
- D. IV
Explanation
The cell membrane regulates the movement/transport of materials into and out of the cell, so oxygen diffuses out through the part labelled III (the cell membrane).
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