Nutrient Cycles: AQA A Level Biology Exam Questions by Topic
Eighteen real AQA exam questions on nutrient cycles, from saprobionts and the bacteria of the nitrogen cycle to mycorrhizae, fertilisers and eutrophication, each with its mark scheme and advice from the examiners' reports.
Energy and Ecosystems: AQA A Level Biology Exam Questions by Topic
Fifteen real AQA exam questions on energy and ecosystems, from measuring biomass and calorimetry to GPP, NPP, consumers and farming, each with its mark scheme and advice from the examiners' reports.
Respiration: AQA A Level Biology Exam Questions by Topic
Seventeen real AQA exam questions on respiration, from glycolysis and anaerobic respiration to the Krebs cycle, chemiosmosis and other respiratory substrates, each with its mark scheme and advice from the examiners' reports.
Photosynthesis: AQA A Level Biology Exam Questions by Topic
Twelve real AQA exam questions on photosynthesis, from photoionisation and the products of the light-dependent reaction to rubisco, triose phosphate and limiting factors, each with its mark scheme and advice from the examiners' reports.
Required Practicals 7 and 8, Photosynthesis: AQA A Level Biology Exam Questions by Topic
Eight real AQA exam questions on required practicals 7 and 8, separating leaf pigments by chromatography and using DCPIP to follow dehydrogenase activity in chloroplasts, each with its mark scheme and advice from the examiners' reports.