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AQA A-Level Year 13 Biology Topic Questions Older Questions

Older AQA A-Level Biology Year 13 topic questions and mark schemes from previous specifications.

Last updated: 6 October 2026

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Topic 5 - Energy Transfer in and Between Organisms

Question Paper	Mark Scheme
Photosynthesis	Photosynthesis
Photosynthesis 2	Photosynthesis 2
Respiration	Respiration
Respiration 2	Respiration 2
Energy and Ecosystems	Energy and Ecosystems
Nutrient Cycles	Nutrient Cycles

Topic 6 - Organisms Respond to Changes in the Environment

Question Paper	Mark Scheme
Survival and Response	Survival and Response
Nerve Impulses	Nerve Impulses
Synaptic Transmission	Synaptic Transmission
Skeletal Muscle	Skeletal Muscle
Effectors	Effectors
Principles of Homeostasis	Principles of Homeostasis
Osmoregulation	Osmoregulation
Control of Blood Glucose	Control of Blood Glucose

Topic 7 - Genetics, Populations, Evolution and Ecosystems

Question Paper	Mark Scheme
Inheritance	Inheritance
Inheritance 2	Inheritance 2
Populations	Populations
Evolution	Evolution
Succession	Succession
Populations in Ecosystems	Populations in Ecosystems
Hardy Weinberg	Hardy Weinberg

Topic 8 - The Control of Gene Expression

Question Paper	Mark Scheme
Mutations	Mutations
Stem Cells	Stem Cells
Gene Expression	Gene Expression
Using Genome Projects	Using Genome Projects
Regulation of Transcription	Regulation of Transcription
DNA Probes	DNA Probes
Gene Technologies	Gene Technologies
Genetic Fingerprinting	Genetic Fingerprinting

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