Science Combined 0653/22 Oct Nov 2024 | Cambridge IGCSE Past Papers With Mark Scheme

1. Cell Biology and Transport | Identification of cell structures, effects of osmosis on potato cells, and function of enzymes in chemical reactions.

2. Plant and Human Physiology | Role of magnesium and nitrogen in plant substances, functions of xylem and phloem, and risk factors for coronary heart disease.

3. Chemical Reactions and Bonding | Electrolysis mechanisms, ionic and covalent bonding properties, and reaction rate factors such as temperature and concentration.

4. Periodic Table and Reactivity | Predicting trends in Group I and VIII elements, metal reactivity comparisons, and methods of metal extraction.

5. Physics and Motion | Graph analysis of speed-time relationships, extension-load behavior, and force calculations in different physical contexts.

6. Electricity and Waves | Resistance calculations, properties of light waves, and circuit behavior with voltage and current measurements.