What percentage is each grade in A-Level Biology?
Grade boundaries change every session, so percentages aren't fixed. Based on the Cambridge November 2025 boundaries for papers 11, 21, 31, 41, 51, here's the percentage needed for each grade in Biology (9700).
| Grade | Min mark | Min percentage |
|---|---|---|
| A* | 199/260 | 77% |
| A | 175/260 | 68% |
| B | 151/260 | 59% |
| C | 130/260 | 50% |
| D | 109/260 | 42% |
| E | 88/260 | 34% |
Papers 11, 21, 31, 41, 51 · maximum mark 260 · November 2025.
FAQ
What percentage is an A* in A-Level Biology?
In November 2025 (Papers 11, 21, 31, 41, 51), an A* needed about 77% (199/260). Boundaries shift slightly each session.
What percentage is a pass (grade E) in A-Level Biology?
A grade E — the minimum pass at A-Level — needed roughly 34% in November 2025. Anything below E is ungraded (U).
Are these A-Level Biology percentages official?
They are derived from the official Cambridge grade threshold tables. Boundaries are set per session, so use these as a guide and confirm with your exam board.