Free AQA GCSE Biology
Practice Questions

3,565 AQA GCSE Biology questions with instant feedback across 89 topics, every one accompanied by an examiner-style mark scheme. Start your first quiz in 30 seconds — no card required.

• Cell structure and functionPractice📚 Notes
• Biodiversity and the impact of human activities on ecosystemsPractice📚 Notes
• Food chains, food webs and energy transferPractice📚 Notes
• Genetic engineering and GMOsPractice📚 Notes
• Required practical: plant responses (phototropism/gravitropism)Practice📚 Notes
• DiffusionPractice📚 Notes
• Factors affecting the rate of photosynthesisPractice📚 Notes
• Plant tissues, organs and systemsPractice📚 Notes
• Cell organisation: tissues, organs and organ systemsPractice📚 Notes
• Inherited disorders: polydactyly and cystic fibrosisPractice📚 Notes
• Drug development and clinical trialsPractice📚 Notes
• The water cyclePractice📚 Notes
• Diabetes: Type 1 and Type 2Practice📚 Notes
• The kidneys and osmoregulationPractice📚 Notes
• Required practical: effect of temperature on respiration in yeastPractice📚 Notes
• Ecosystems, habitats and communitiesPractice📚 Notes
• The nervous system and reflex arcsPractice📚 Notes
• The nitrogen cyclePractice📚 Notes
• Plant diseases and defencesPractice📚 Notes
• Food testsPractice📚 Notes
• Response to exercise and metabolismPractice📚 Notes
• Uses of glucose produced by photosynthesisPractice📚 Notes
• ADH and water balancePractice📚 Notes
• Monoclonal antibodies and their usesPractice📚 Notes
• Selective breedingPractice📚 Notes
• Reproduction: sexual and asexualPractice📚 Notes
• Vaccination and immunisationPractice📚 Notes
• Variation: genetic, environmental and combinationPractice📚 Notes
• The human heart and blood vesselsPractice📚 Notes
• Conservation and maintaining biodiversityPractice📚 Notes
• Trophic levels and biomass transferPractice📚 Notes
• Communicable diseases: pathogens and transmissionPractice📚 Notes
• Evidence for evolution: fossils, antibiotic resistance and speciationPractice📚 Notes
• Mutations and their effectsPractice📚 Notes
• Sex determination and sex-linked inheritancePractice📚 Notes
• Microscopy and magnification calculationsPractice📚 Notes
• Inheritance: dominant, recessive and codominant allelesPractice📚 Notes
• The carbon cyclePractice📚 Notes
• Hormones and the endocrine systemPractice📚 Notes
• Classification of living organismsPractice📚 Notes
• DNA structure, the genome and genesPractice📚 Notes
• Blood and blood componentsPractice📚 Notes
• Cell division: meiosisPractice📚 Notes
• ATP and energy in biological processesPractice📚 Notes
• Kidney failure and treatment: dialysis and transplantsPractice📚 Notes
• Required practical: effect of light intensity on photosynthesisPractice📚 Notes
• Plant transport: transpiration and translocationPractice📚 Notes
• Sustainable food productionPractice📚 Notes
• Adaptations of organisms to their environmentPractice📚 Notes
• ThermoregulationPractice📚 Notes
• The eye: structure, function and focusingPractice📚 Notes
• Genetic crosses and Punnett squaresPractice📚 Notes
• Evolution by natural selectionPractice📚 Notes
• Health, disease and the immune systemPractice📚 Notes
• Maintaining water and nitrogen balance in the body (homeostasis principles)Practice📚 Notes
• Cell division: mitosis and the cell cyclePractice📚 Notes
• Hormonal control of the menstrual cyclePractice📚 Notes
• Required practical: effect of pH on enzyme activityPractice📚 Notes
• Human defence systems against diseasePractice📚 Notes
• Required practical: osmosis in plant tissuePractice📚 Notes

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