ZIMSEC O-Level Combined Science Paper 1 2023 Marking Scheme

About this marking scheme

This is the ZIMSEC O-Level Combined Science marking scheme for Paper 1 from 2023. It shows how marks are awarded, so you can mark your own answers to the matching question paper. See the question paper.

More Combined Science O-Level 2023 papers

• Paper 1 June Question Paper3.0 MB
• Paper 1 November Question Paper2.4 MB
• Paper 1 Marking Scheme266 KB
• Paper 2 Marking Scheme372 KB
• Paper 2 June Question Paper3.5 MB
• Paper 2 November Question Paper1.1 MB
• Paper 2 Question Paper990 KB
• Paper 1 November Question Paper686 KB

Other years: Combined Science O-Level

• 2024 Paper 1 June Marking Scheme266 KB
• 2024 Paper 2 June Marking Scheme1.2 MB
• 2022 Paper 2 November Marking Scheme2.2 MB
• 2024 Paper 2 June Marking Scheme247 KB
• 2025 Paper 2 November Marking Scheme2.4 MB
• 2025 Paper 1 November Marking Scheme361 KB
• 2025 June Marking Scheme219 KB
• 2021 Paper 2 November Marking Scheme3.8 MB

Text from the first page

COMBINED SCIENCE PAPER 1 MARKING SCHEME
1. A
2. B
3. D
4. C
5. C
6. D
7. A
8. D
9. B
10. B
11. B
12. B
13. D
14. B
15. A
16. B
17. C
18. A
19. A
20. B
21. D
22. D
23. A
24. D
25. B
26. D
27. C
28. D
29. B
30. $C$
31. B
32. A
33. A
34. D
35. B
36. C
37. B
38. B
39. C
40. B