Biology 0610 · 7 Human nutrition
7.4 Chemical digestion
Describe chemical breakdown of food by amylase, proteases, and lipase, including the roles of stomach acid and bile.
- Questions
- 205
- Years
- 2015–2026
- Multiple choice
- 157
- Written answer
- 48
- Average marks
- 3.6
Where this subtopic appears
- Paper 1variants 11, 12, 1382
- Paper 2variants 21, 22, 2379
- Paper 4variants 41, 42, 4320
- Paper 3variants 31, 32, 3319
- Paper 6variants 62, 633
- Paper 5variants 51, 522
Questions by year
| Year | Feb/March | May/June | Oct/Nov | Total |
|---|---|---|---|---|
| 2026 | 3 | 10 | – | 13 |
| 2023 | 2 | 5 | 10 | 17 |
| 2022 | 3 | 3 | 15 | 21 |
| 2021 | 4 | 10 | 18 | 32 |
| 2020 | – | 4 | – | 4 |
| 2019 | 7 | 10 | 13 | 30 |
| 2018 | 4 | 5 | 13 | 22 |
| 2017 | 2 | 10 | 12 | 24 |
| 2016 | 8 | 11 | 7 | 26 |
| 2015 | 1 | 10 | 5 | 16 |
