What this tests
Syllabus point 4.1 — Biological molecules, in Biological molecules. Difficulty easy (estimated from the question's demands, not a Cambridge rating).
Also set in
The same question, as Cambridge printed it in other papers.
Cambridge IGCSE Biology 0610 · 4.1 Biological molecules
June 2016 · Paper 22 · Question 8
One real Cambridge question from Biological molecules, with the official answer. Cambridge has printed this question 12 times.