AS & A Level Biology (9700) — May–June 2024, Paper 35
2 questions · every question answerable online with instant point-by-point AI marking against the official mark scheme.
Start with Question 1 →Question 1 · 22 marks · Practical skills: planning and serial dilution
You will investigate the effect of different concentrations of ethanol on the release of red pigment from beetroot tissue. You will need to make different concentrations of…
Answer this question and get it marked →Question 2 · 18 marks · Practical skills: plan diagrams
N1 is a slide of a stained transverse section through a plant leaf. Draw a large plan diagram of part of the leaf section on N1 to show the different tissues. The section that you…
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