O Level Biology (5090)

Enzymes Banker

32 questions · about 9% of the marks we indexed · examined in 9 of 9 sessions.

Questions by year

Paper

2026 May/June · Paper 11 · Q151 markEnzyme action & specificity
2026 May/June · Paper 21 · Q3 (c)3 marksEnzyme action & specificity
2026 May/June · Paper 41 · Q1 (c(i), c(ii), d, f(i))13 marksEffect of temperature · Enzyme investigations

2025 Oct/Nov · Paper 11 · Q61 markEnzyme action & specificity
2025 Oct/Nov · Paper 11 · Q351 markEnzyme investigations
2025 Oct/Nov · Paper 31 · Q1 (a(i), a(iii), a(iv), a(v), a(vi), b(i), b(ii))14 marksEffect of pH · Enzyme action & specificity · Enzyme investigations
2025 Oct/Nov · Paper 41 · Q1 (a(iii), a(iv), a(v), a(vi), b(i), b(ii))12 marksEffect of pH · Enzyme action & specificity · Enzyme investigations
2025 May/June · Paper 11 · Q81 markEnzyme action & specificity
2025 May/June · Paper 11 · Q91 markEffect of pH
2025 May/June · Paper 11 · Q101 markEnzyme action & specificity
2025 May/June · Paper 21 · Q3 (b(ii))3 marksEffect of pH
2025 May/June · Paper 31 · Q1 (a(i), a(ii), b(i), b(ii), b(iii), b(iv), b(v), c(i), c(ii), c(iii))24 marksEnzyme investigations
2025 May/June · Paper 42 · Q1 (a(i), a(ii), b(i), b(ii), b(iii), b(iv), c(i), c(ii), c(iii))24 marksEnzyme investigations

2023 Oct/Nov · Paper 11 · Q61 markEnzyme action & specificity
2023 Oct/Nov · Paper 11 · Q131 markEffect of pH
2023 Oct/Nov · Paper 31 · Q1 (a(i), a(ii), a(iii), a(iv), b(ii))19 marksEffect of temperature · Enzyme investigations
2023 Oct/Nov · Paper 41 · Q1 (a(ii), a(iii), a(iv), a(v), a(vi), a(vii), b(ii))18 marksEffect of temperature · Enzyme investigations
2023 May/June · Paper 11 · Q61 markEnzyme action & specificity

2022 Oct/Nov · Paper 11 · Q51 markEnzyme action & specificity
2022 Oct/Nov · Paper 11 · Q61 markEffect of temperature
2022 Oct/Nov · Paper 21 · Q4 (a(i), a(ii), b(i))8 marksEffect of pH · Enzyme action & specificity
2022 May/June · Paper 11 · Q51 markEffect of pH
2022 May/June · Paper 11 · Q61 markEffect of temperature
2022 May/June · Paper 21 · Q4 (b)3 marksEnzyme action & specificity
2022 May/June · Paper 31 · Q1 (a(ii), b, d, f)15 marksEnzyme investigations

Find the full paper on the official Cambridge past-papers page or ask your school. “Paper 42” means Paper 4, variant 2.

Subtopic	Marks indexed	Sessions
Enzyme investigations	115	6/9
Enzyme action & specificity Banker	28	9/9
Effect of temperature	22	5/9
Effect of pH	16	7/9