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AQA A-Level Year 13 Biology Topic Questions

AQA A-Level Biology Year 13 topic questions and mark schemes for the current specification.

Last updated: 1 October 2026

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Topic 5 - Energy Transfer in and Between Organisms

Question Paper	Mark Scheme	Score
Photosynthesis	Photosynthesis	/ 50No score
Respiration	Respiration	/ 51No score
Energy and Ecosystems	Energy and Ecosystems	/ 61No score
Nutrient Cycles	Nutrient Cycles	/ 48No score

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Topic 6 - Organisms Respond to Changes in the Environment

Question Paper	Mark Scheme	Score
Stimuli and Response	Stimuli and Response	/ 48No score
Nerve Impulses	Nerve Impulses	/ 48No score
Receptors	Receptors	/ 44No score
Synaptic Transmission	Synaptic Transmission	/ 43No score
Muscle Contraction	Muscle Contraction	/ 52No score
Control of Heart Rate	Control of Heart Rate	/ 46No score
Control of Blood Glucose	Control of Blood Glucose	/ 45No score
Osmoregulation	Osmoregulation	/ 63No score

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Topic 7 - Genetics, Populations, Evolution and Ecosystems

Question Paper	Mark Scheme	Score
Inheritance	Inheritance	/ 51No score
Hardy Weinberg	Hardy Weinberg	/ 47No score
Evolution and Speciation	Evolution and Speciation	/ 42No score
Succession	Succession	/ 51No score
Populations in Ecosystems	Populations in Ecosystems	/ 50No score

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Topic 8 - The Control of Gene Expression

Question Paper	Mark Scheme	Score
Cancer	Cancer	/ 51No score
Gene Mutations	Gene Mutations	/ 41No score
Stem Cells	Stem Cells	/ 43No score
Regulation of Transcription and Translation	Regulation of Transcription and Translation	/ 47No score
Gene Technologies	Gene Technologies	/ 53No score

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