What percentage is each grade in IGCSE Marine Science?
Grade boundaries change every session, so percentages aren't fixed. Based on the Cambridge June 2026 boundaries for extended · papers 11, 21, here's the percentage needed for each grade in Marine Science (0697).
| Grade | Min mark | Min percentage |
|---|---|---|
| A* | 129/160 | 81% |
| A | 110/160 | 69% |
| B | 91/160 | 57% |
| C | 73/160 | 46% |
| D | 59/160 | 37% |
| E | 46/160 | 29% |
| F | 33/160 | 21% |
| G | 20/160 | 13% |
Extended · Papers 11, 21 · maximum mark 160 · June 2026.
FAQ
What percentage is a A* in IGCSE Marine Science?
In June 2026 (Extended · Papers 11, 21), a A* needed about 81% (129/160). Boundaries shift slightly each session.
What percentage is a pass (C) in IGCSE Marine Science?
A grade C needed roughly 46% in June 2026. Grade 4 / C is generally treated as a standard pass.
Are these IGCSE Marine Science 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.