| Date | November 2021 | Marks available | 1 | Reference code | 21N.1.SL.tz0.7 |
| Level | Standard Level | Paper | Paper 1 | Time zone | time zone 0 |
| Command term | Question number | 7 | Adapted from | N/A |
Question
Which circulation is responsible for the exchange of oxygen between the blood and the lungs?
A. Systemic circulation
B. Coronary circulation
C. Pulmonary circulation
D. Vascular circulation
Markscheme
C
Examiners report
An easy question which had a good discrimination index.
