The document is a GCSE (9–1) Combined Science (Biology) A past paper, focusing on core biology topics. Key areas include enzyme activity, photosynthesis, hormonal control, cellular processes (active transport, mitosis), and plant transport systems (transpiration, translocation). It also covers practical investigations, such as measuring water uptake and enzyme reactions, and data interpretation through graphs and tables. Questions emphasize critical thinking, experimental design, and application of biological concepts to real-world scenarios.