IGCSE Biology (0610)
Cambridge IGCSE (CAIE). Estimate your grade, check grade boundaries by exam session, and see the percentage needed for each grade.
Biology grade calculator
–
Estimated grade
Show grade thresholds for this option
| Grade | Min mark | Min % |
|---|
Pick the tier and paper variant you sat. Boundaries differ between Core and Extended and between paper variants (exam zones), so choose the option that matches your papers. Spot a wrong number? Report it.
Percentage needed for each grade
November 2025 · Extended · Papers 21, 41, 51 · max 200.
| Grade | Min mark | Min % |
|---|---|---|
| A* | 162 | 81% |
| A | 139 | 70% |
| B | 116 | 58% |
| C | 94 | 47% |
| D | 81 | 41% |
| E | 69 | 35% |
| F | 57 | 29% |
| G | 45 | 23% |
Biology grade boundaries by session
- Biology grade boundaries — November 2025 · 12 options
- Biology grade boundaries — June 2025 · 12 options
- Biology grade boundaries — March 2025 · 4 options
- Biology grade boundaries — November 2024 · 12 options
- Biology grade boundaries — June 2024 · 11 options
- Biology grade boundaries — March 2024 · 4 options