Biology (B) J257,03 Higher June 2018, OCR GCSE Past Papers with Mark Schemes

The OCR GCSE Biology Paper 3 (June 2018) explores evolution, photosynthesis, and ecological interactions. Key topics include Darwin′s theory, food webs, and natural selection. The paper emphasizes practical investigations, such as field studies on woodlice and experiments with plant growth responses to light. Human biology concepts like the nervous system, brain function, and Parkinson’s disease are examined alongside cancer causes, risk factors, and treatments like monoclonal antibodies. Ethical considerations, data interpretation, and experimental design are central, with real-world applications in public health, biodiversity, and sustainable practices.