Biology 9700 · 2 Biological molecules
2.4 Water
Relate hydrogen bonding in water to its solvent properties, high specific heat capacity, and latent heat of vaporisation in living organisms.
- Questions
- 73
- Years
- 2004–2026
- Multiple choice
- 52
- Written answer
- 21
- Average marks
- 4
Practise biological molecules questions with instant markingTeachers: build a worksheet from past papers
Where this subtopic appears
- Paper 1variants 01, 11, 12, 13, 1452
- Paper 2variants 02, 21, 22, 2320
- Paper 3variants 331
Questions by year
| Year | Feb/March | May/June | Oct/Nov | Total |
|---|---|---|---|---|
| 2026 | 2 | 4 | – | 6 |
| 2025 | – | 5 | 1 | 6 |
| 2023 | 2 | 5 | 3 | 10 |
| 2022 | – | 3 | 1 | 4 |
| 2021 | – | 2 | 3 | 5 |
| 2020 | 1 | 4 | 2 | 7 |
| 2019 | – | – | 3 | 3 |
| 2018 | 1 | 2 | 3 | 6 |
| 2017 | 1 | 1 | – | 2 |
| 2016 | – | 1 | 2 | 3 |
| 2015 | – | 7 | 2 | 9 |
| 2010 | – | 4 | 2 | 6 |
| 2006 | – | 1 | 1 | 2 |
| 2005 | – | 1 | – | 1 |
| 2004 | – | 1 | 2 | 3 |
