Grade boundaries
Edexcel A-level Biology A (Salters-Nuffield) 9BN0 grade boundaries June 2025
The least raw mark that reached each grade in June 2025, as Edexcel printed it, for the whole subject and each paper.
From Edexcel’s grade boundaries for June 2025: the board’s document.
| Grade | Whole subjectout of 300 | 9BN0/1out of 100 | 9BN0/2out of 100 | 9BN0/3out of 100 |
|---|---|---|---|---|
| A* | 225 | 79 | 72 | 74 |
| A | 200 | 70 | 64 | 66 |
| B | 173 | 59 | 56 | 57 |
| C | 146 | 48 | 48 | 48 |
| D | 119 | 38 | 40 | 40 |
| E | 92 | 28 | 32 | 32 |
Marks for each grade
In total
- 225 out of 300 on Edexcel 9BN0 in total was a grade A* in June 2025.
- 200 out of 300 on Edexcel 9BN0 in total was a grade A in June 2025.
- 173 out of 300 on Edexcel 9BN0 in total was a grade B in June 2025.
- 146 out of 300 on Edexcel 9BN0 in total was a grade C in June 2025.
- 119 out of 300 on Edexcel 9BN0 in total was a grade D in June 2025.
- 92 out of 300 on Edexcel 9BN0 in total was a grade E in June 2025.
Paper 9BN0/1
- 79 out of 100 on Edexcel 9BN0 paper 9BN0/1 was a grade A* in June 2025.
- 70 out of 100 on Edexcel 9BN0 paper 9BN0/1 was a grade A in June 2025.
- 59 out of 100 on Edexcel 9BN0 paper 9BN0/1 was a grade B in June 2025.
- 48 out of 100 on Edexcel 9BN0 paper 9BN0/1 was a grade C in June 2025.
- 38 out of 100 on Edexcel 9BN0 paper 9BN0/1 was a grade D in June 2025.
- 28 out of 100 on Edexcel 9BN0 paper 9BN0/1 was a grade E in June 2025.
Paper 9BN0/2
- 72 out of 100 on Edexcel 9BN0 paper 9BN0/2 was a grade A* in June 2025.
- 64 out of 100 on Edexcel 9BN0 paper 9BN0/2 was a grade A in June 2025.
- 56 out of 100 on Edexcel 9BN0 paper 9BN0/2 was a grade B in June 2025.
- 48 out of 100 on Edexcel 9BN0 paper 9BN0/2 was a grade C in June 2025.
- 40 out of 100 on Edexcel 9BN0 paper 9BN0/2 was a grade D in June 2025.
- 32 out of 100 on Edexcel 9BN0 paper 9BN0/2 was a grade E in June 2025.
Paper 9BN0/3
- 74 out of 100 on Edexcel 9BN0 paper 9BN0/3 was a grade A* in June 2025.
- 66 out of 100 on Edexcel 9BN0 paper 9BN0/3 was a grade A in June 2025.
- 57 out of 100 on Edexcel 9BN0 paper 9BN0/3 was a grade B in June 2025.
- 48 out of 100 on Edexcel 9BN0 paper 9BN0/3 was a grade C in June 2025.
- 40 out of 100 on Edexcel 9BN0 paper 9BN0/3 was a grade D in June 2025.
- 32 out of 100 on Edexcel 9BN0 paper 9BN0/3 was a grade E in June 2025.