| Date | May 2015 | Marks available | 1 | Reference code | 15M.1.SL.TZ2.28 |
| Level | Standard level | Paper | Paper 1 | Time zone | Time zone 2 |
| Command term | Label | Question number | 28 | Adapted from | N/A |
Question
The image shows a section of the human respiratory system. Which letter identifies a bronchiole?
Markscheme
D
Examiners report
Due to the fact that the diagram was not clear enough to distinguish a bronchiole from an alveolus, the answers C and D were taken to be correct.
Syllabus sections
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