IGCSE Human Biology grade boundaries — June 2024
Edexcel International GCSE (Pearson) (4HB1). Minimum raw marks for each grade in the June 2024 series, by tier and paper combination. Pick the option matching the papers you sat.
June 2024 at a glance
- A 9 in Human Biology required 152/180 (85%) on overall (9–1).
- Across paper variants, the 9 boundary ranged from 148 to 152 marks — variant choice mattered this session.
- A grade 4 needed roughly 49% on overall (9–1).
Overall (9–1)
| Grade | Min mark | Min % |
|---|---|---|
| 9 | 152 | 85% |
| 8 | 140 | 78% |
| 7 | 129 | 72% |
| 6 | 115 | 64% |
| 5 | 101 | 57% |
| 4 | 88 | 49% |
| 3 | 70 | 39% |
| 2 | 52 | 29% |
| 1 | 34 | 19% |
Maximum mark: 180.
Overall · variant 2 (9–1)
| Grade | Min mark | Min % |
|---|---|---|
| 9 | 148 | 83% |
| 8 | 139 | 78% |
| 7 | 130 | 73% |
| 6 | 119 | 67% |
| 5 | 109 | 61% |
| 4 | 99 | 56% |
| 3 | 82 | 46% |
| 2 | 65 | 37% |
| 1 | 48 | 27% |
Maximum mark: 180.
Calculate your Human Biology grade →
Figures sourced from the official Edexcel grade threshold tables. Always confirm with your exam board.