Sciences Co-ordinated 0654/11 Oct Nov 2024 | Cambridge IGCSE Past Papers With Mark Scheme

1. Biological Processes & Nutrition | Characteristics of excretion, osmosis in onion cells, food tests for starch, enzyme activity at low temperatures.

2. Human Circulatory & Nervous Systems | Role of pulmonary artery, energy usage in respiration, reflex arc sequence, effects of blood vessel dilation.

3. Genetics & Ecosystem Interactions | Inheritance of albinism, Punnett square analysis, food chain sequence, carbon cycle processes.

4. Chemical Properties & Reactions | Ionic and covalent bonding, reactivity series of metals, exothermic vs. endothermic reactions, oxidation definition.

5. Physics of Motion & Energy | Average speed calculations, resultant force determination, kinetic energy transformations, thermal conductivity in materials.

6. Electricity & Radioactivity | Circuit resistance relationships, magnetic field patterns, isotopes and neutron variations, half-life calculations from decay graphs.