A-LevelBiologyTransport in mammalsMay/June 2022Paper 1 Q321 Mark
The diagram shows the pressure changes in various structures of the left side of the heart during the cardiac cycle. [Figure showing a graph of pressure vs time with lines for left ventricle, aorta, left atrium] At the end of which period is the ventricle full of blood?
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The correct answer is A. This question tests the candidate's understanding of transport in mammals 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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