0653 · IGCSE · B11
Gas exchange in humans
173 real Combined Science questions on Gas exchange in humans, drawn from past series. Open one to see the genuine paper, then sign in free to get it marked point by point.
Questions
newest 50 of 173- Question 90653/21 · Oct/Nov 20251 mark
- Question 100653/23 · Oct/Nov 20251 mark
- Question 120653/22 · Oct/Nov 20251 mark
- Question 10653/13 · May/June 20251 mark
- Question 30653/12 · May/June 20251 mark
- Question 110653/22 · May/June 20251 mark
- Question 20653/33 · May/June 2025
- Question 30653/43 · May/June 2025
- Question 100653/12 · Feb/March 20251 mark
- Question 90653/22 · Feb/March 20251 mark
- Question 70653/13 · Oct/Nov 20241 mark
- Question 70653/12 · Oct/Nov 20241 mark
- Question 90653/11 · Oct/Nov 20241 mark
- Question 10653/23 · Oct/Nov 20241 mark
- Question 20653/21 · Oct/Nov 20241 mark
- Question 70653/23 · Oct/Nov 20241 mark
- Question 80653/22 · Oct/Nov 20241 mark
- Question 80653/11 · May/June 20241 mark
- Question 90653/12 · May/June 20241 mark
- Question 90653/13 · May/June 20241 mark
- Question 90653/11 · May/June 20241 mark
- Question 20653/23 · May/June 20241 mark
- Question 80653/22 · May/June 20241 mark
- Question 90653/22 · May/June 20241 mark
- Question 10653/41 · May/June 2024
- Question 90653/12 · Feb/March 20241 mark
- Question 40653/32 · Feb/March 2024
- Question 70653/42 · Feb/March 2024
- Question 70653/12 · Oct/Nov 20231 mark
- Question 70653/13 · Oct/Nov 20231 mark
- Question 80653/11 · Oct/Nov 20231 mark
- Question 70653/22 · Oct/Nov 20231 mark
- Question 80653/23 · Oct/Nov 20231 mark
- Question 80653/22 · Oct/Nov 20231 mark
- Question 80653/21 · Oct/Nov 20231 mark
- Question 90653/23 · Oct/Nov 20231 mark
- Question 10653/33 · Oct/Nov 2023
- Question 10653/32 · Oct/Nov 2023
- Question 10653/43 · Oct/Nov 2023
- Question 40653/41 · Oct/Nov 2023
- Question 10653/62 · Oct/Nov 2023
- Question 70653/12 · May/June 20231 mark
- Question 80653/13 · May/June 20231 mark
- Question 80653/11 · May/June 20231 mark
- Question 40653/31 · May/June 2023
- Question 70653/42 · May/June 2023
- Question 80653/12 · Feb/March 20231 mark
- Question 70653/22 · Feb/March 20231 mark
- Question 70653/22 · May/June 20221 mark
- Question 20653/33 · May/June 2022
The full set of 173 questions, with older series and topic drills, lives in the app.
Drill Gas exchange in humans properly.
Tick Gas exchange in humans in the app and it builds a drill from these exact questions, marked as you answer, with every lost mark explained against the official scheme.
5 marked answers a day, free. No card.