WAEC Biology 2025 Objective — Question 8
Question 8 of 50 from the West African Examinations Council (WAEC) Biology 2025 Objective paper, with the correct answer and a full explanation.
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If the cells are plant cells, what would happen to the cell in solution III?
- A. It would become turgid
- B. It would become crenated
- C. It would become haemolysed
- D. It would become plasmolyzedCorrect
Explanation
Solution III (6% salt) is hypertonic relative to the cell's internal solution (3%), causing water to move out of the cell, resulting in the cell shrinking and the plasma membrane pulling away from the cell wall - plasmolysis.
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