Biology › Past papers › Pearson Edexcel Biology B › June 2025
Pearson Edexcel A-level Biology B 9BI0: June 2025
The question papers, mark schemes and examiner reports Pearson Edexcel publishes for the June 2025 series of 9BI0, listed paper by paper. Every link goes to Pearson Edexcel’s own copy.
Checked against Pearson Edexcel’s own listing on 6 September 2026.
The files, by component
Paper 1: Advanced Biochemistry, Microbiology and Genetics
| Kind | File |
|---|---|
| Question paper | Question paper - A Level Paper 1 - June 2025 |
| Mark scheme | Mark scheme - A Level Paper 1 - June 2025 |
| Examiner report | Examiner report - A Level Paper 1 - June 2025 |
Paper 2: Advanced Physiology, Evolution and Ecology
| Kind | File |
|---|---|
| Question paper | Question paper - A Level Paper 2 - June 2025 |
| Mark scheme | Mark scheme - A Level Paper 2 - June 2025 |
| Examiner report | Examiner report - A Level Paper 2 - June 2025 |
Paper 3: General and Practical Principles in Biology
| Kind | File |
|---|---|
| Question paper | Question paper - A Level Paper 3 - June 2025 |
| Mark scheme | Mark scheme - A Level Paper 3 - June 2025 |
| Examiner report | Examiner report - A Level Paper 3 - June 2025 |
For the whole series
| Kind | File |
|---|---|
| Examiner report | Examiner report - A Level Endorsement - June 2025 |
| Question paper | Modified papers - 9bi0 |
The papers in this series
| Code | Paper | Length | Marks | Weighting |
|---|---|---|---|---|
| 9BI0/01 | Advanced Biochemistry, Microbiology and Genetics | 1 hour 45 minutes | 90 marks | 30.0% |
| 9BI0/02 | Advanced Physiology, Evolution and Ecology | 1 hour 45 minutes | 90 marks | 30.0% |
| 9BI0/03 | General and Practical Principles in Biology | 2 hours 30 minutes | 120 marks | 40.0% |
The series either side
June 2024, the series before. June 2025 is the most recent series Pearson Edexcel lists for 9BI0.
Every sitting of 9BI0 has the same structure. Only the questions change. The 9BI0 past papers page lists every series, and the Pearson Edexcel Biology B specification map shows which headings we teach and where.
We checked these links against the exam boards’ websites on 6 September 2026. We do not host or reproduce past papers or mark schemes. If a link has moved, go to the board’s own past papers page.