Edexcel A Level Biology B 9BI0 — Revision Notes & Past Papers
Free Pearson Edexcel A Level Biology B 9BI0 revision notes, worked examples, AI-marked practice questions and past papers — mapped to the full specification.
What is Edexcel A Level Biology B (9BI0)?
What is Edexcel A Level Biology B (9BI0)?
Pearson Edexcel A Level Biology B (9BI0) is a Level 3 Advanced GCE assessed through three externally examined written papers plus a separately reported Science Practical Endorsement. The topic-led specification covers biological molecules, cells, microbiology and genetics, alongside physiology, evolution and ecology, building practical biology skills through sixteen core practical activities that thread theory to experimental work. The qualification is graded A* to E.
Assessment
| Paper | Total marks | Duration | Style of questions |
|---|---|---|---|
| Paper 1 — Advanced Biochemistry, Microbiology and Genetics (9BI0/01) | 90 marks · 30% | 1h 45 | Written exam, multiple choice, short open, calculations and extended writing |
| Paper 2 — Advanced Physiology, Evolution and Ecology (9BI0/02) | 90 marks · 30% | 1h 45 | Written exam, multiple choice, short open, calculations and extended writing |
| Paper 3 — General and Practical Principles in Biology (9BI0/03) | 120 marks · 40% | 2h 30 | Written exam, synoptic and practical-skills questions |
Total 300 marks · 100% external written assessment · graded A* to E · plus Science Practical Endorsement (reported separately as pass/fail).
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Assessment 1
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