Biology 5090
Cambridge O Level Biology 5090 — Enzymes topical past papers
67 past-paper questions on Enzymes for Biology 5090.
- Questions
- 67
- Years
- 2020–2026
- With mark scheme
- 100%
- Questions 2022–2026
- 51
Anyone can browse these pages. Opening the questions and their mark schemes takes a free Momentum account.
How Enzymes has been examined
From 2022 to 2026, Enzymes was on Paper 2 in 8 of 9 exam series, worth about 11% of that paper’s marks.
| Paper | Questions | Share of marks | Series |
|---|---|---|---|
| Paper 1 | 28 | 4% | 9 of 9 |
| Paper 2 | 16 | 11% | 8 of 9 |
| Paper 4 | 5 | 18% | 4 of 7 |
| Paper 6 | 2 | 28% | 2 of 2 |
Momentum’s own count, over the questions in its bank for these years: a series is one exam session, every zone included, and a question filed under two chapters counts in both. Median marks per question: 1.
Filed in Momentum under: Enzymes.
Practising in Momentum
- Every question in a chapter as one list, from every paper and year in the bank, newest first or shuffled.
- Each question turns over to its own part of the mark scheme, where the board published one.
- Narrow by paper, year, session, zone and marks, and star the questions worth keeping.
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Past-paper questions and mark schemes are the copyright of Cambridge International. Momentum shows them to signed-in learners for revision and does not publish them on these pages.