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Combined Science · Cambridge 5129 · Paper 3 · Variant 1 · Oct/Nov 2025

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Paper 3 (v1)

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Cambridge O Level Combined Science Paper 3 (v1) Oct/Nov 2025 Mark Scheme

Units on every answer, please 📏

Mark scheme

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About this paper

The mark scheme for Cambridge O Level Combined Science 5129 Paper 3, Oct/Nov 2025, showing the answers examiners credited and how each mark was given.

Exam board: Cambridge
Specification: 5129
Variant: 1

Also known as 5129_w25_ms_31

Grade boundaries for Oct/Nov 2025

This paper in other years

May/June 2026 QPMS
Oct/Nov 2025 You're here QPMS
May/June 2025 QPMS
Oct/Nov 2024 QPMS
May/June 2024 QPMS
Oct/Nov 2023 QPMS
May/June 2023 QPMS

All 7 sittings of Paper 3

Rest of Oct/Nov 2025

Paper 1 · V1 QPMS
Paper 1 · V2 QPMS
Paper 2 · V1 QPMS
Paper 2 · V2 QPMS
Paper 3 · V1 QPMS
Paper 3 · V2 QPMS

All papers from Oct/Nov 2025