O Level Biology (5090)

Biological molecules Banker

24 questions · about 6% of the marks we indexed · examined in 9 of 9 sessions.

Questions by year

Paper

2026 May/June · Paper 11 · Q91 markFood tests
2026 May/June · Paper 21 · Q3 (a)4 marksStructure of carbohydrates, proteins & fats
2026 May/June · Paper 31 · Q1 (a(i), a(ii), a(iii), b(i), b(ii), c(i), c(ii), c(iii), d(i))23 marksFood tests
2026 May/June · Paper 41 · Q1 (a, e)5 marksFood tests

2025 Oct/Nov · Paper 31 · Q2 (b)2 marksFood tests
2025 Oct/Nov · Paper 41 · Q2 (b)2 marksFood tests
2025 May/June · Paper 21 · Q1 (a)3 marksStructure of carbohydrates, proteins & fats

2024 Oct/Nov · Paper 11 · Q51 markStructure of carbohydrates, proteins & fats
2024 Oct/Nov · Paper 12 · Q51 markWater & elements
2024 Oct/Nov · Paper 21 · Q5 (a(ii))2 marksFood tests
2024 May/June · Paper 11 · Q51 markStructure of carbohydrates, proteins & fats
2024 May/June · Paper 31 · Q1 (b(i), b(iii), b(iv))9 marksFood tests

2023 Oct/Nov · Paper 11 · Q51 markFood tests
2023 Oct/Nov · Paper 21 · Q3 (a(i), a(ii), b(i), c)9 marksStructure of carbohydrates, proteins & fats · Water & elements
2023 Oct/Nov · Paper 31 · Q3 (b)2 marksFood tests
2023 Oct/Nov · Paper 41 · Q3 (b)2 marksFood tests
2023 May/June · Paper 11 · Q51 markFood tests
2023 May/June · Paper 22 · Q6 (b(iii))5 marksStructure of carbohydrates, proteins & fats
2023 May/June · Paper 41 · Q1 (d)3 marksFood tests

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
Food tests Banker	90	8/9
Structure of carbohydrates, proteins & fats	18	6/9
Water & elements Rare	6	2/9