A-LevelBiologyCell membranes and transportMay/June 2018Paper 1 Q171 Mark
Some epidermal cells from a well-watered plant are placed in three solutions which have different water potentials. Which row correctly shows the state of the plant cells in each of the solutions?
Alower than cells plasmolysed, equal to cells turgid, higher than cells plasmolysed
Blower than cells plasmolysed, equal to cells turgid, higher than cells turgid
Clower than cells turgid, equal to cells plasmolysed, higher than cells plasmolysed
Dlower than cells turgid, equal to cells plasmolysed, higher than cells turgid
✓ Correct Answer
The correct answer is B. This question tests the candidate's understanding of cell membranes and transport within the Biologysyllabus. The examiner's mark scheme requires...
📋 Examiner Report & Trap Analysis
Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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