Combined Science: Trilogy 8464: B2.Organisation Topical Past Paper Questions
AQA GCSE Combined Science: Trilogy (8464) past-paper questions on B2.Organisation, free. This topic is frequently examined across 7 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
Angina is a condition many people get as coronary heart disease (CHD) develops. Angina can cause chest pain and tiredness. People with angina are sometimes treated with a drug called GTN. GTN widens the coronary arteries. Explain: - the causes and symptoms of angina • how GTN red…
Amylase is an enzyme that digests starch in the digestive system. Explain why starch has to be digested. [2 marks] A student used a colorimeter to investigate the rate of starch digestion. A colorimeter measures the percentage of light passing through a liquid. The darker the col…
This question is about the heart. 1 Why is the heart described as an organ? [1 mark] 2 Valves in the heart keep the blood flowing through the heart in one direction. Figure 11 shows the heart with one of the valves labelled. Figure 11 Explain the effects on a person if the valve…
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