| Date | May 2018 | Marks available | 1 | Reference code | 18M.1.SL.TZ1.28 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 1 |
| Command term | Question number | 28 | Adapted from | N/A |
Question
How are the insides of alveoli prevented from sticking together?
Markscheme
B
Examiners report
[N/A]
