Biology 0610/62 Oct Nov 2024 | Cambridge IGCSE Past Papers With Mark Scheme

1. Photosynthesis & Light Intensity Experiment | Measuring the effect of light intensity on DCPIP color change, recording results in a table, identifying variables, and analyzing errors.

2. Seed Structure & Measurement | Drawing a dandelion seed, calculating actual seed size using magnification, comparing seed structures of different plants.

3. Food Testing & Biochemical Analysis | Identifying substances detected by DCPIP, testing for starch and reducing sugars in drinks, interpreting color changes.

4. Weedkiller & Seed Germination Investigation | Planning an experiment to test the effect of different weedkiller concentrations on seed germination.

5. Photosynthesis & Carbon Dioxide | Investigating the effect of sodium hydrogencarbonate on leaf disc flotation, plotting results on a graph, calculating percentage change in time taken.