Combined Science (A) J250,02 Foundation June 2019, OCR GCSE Past Papers with Mark Schemes

The document is a past exam paper for the GCSE (9–1) Combined Science (Biology) A, focusing on core biology concepts. It includes questions about cellular functions, genetics, natural selection, and ecosystems. Topics cover human biology (e.g., HIV, liver transplants, blood cells), inheritance patterns (Punnett squares, single-gene disorders), and environmental science (carbon and water cycles, climate change). The paper emphasizes scientific methods, data interpretation, and application of theoretical knowledge to practical scenarios, incorporating graphical data analysis and experimental planning. Designed for foundational understanding, the paper assesses critical thinking and applied knowledge in biology.