Flower Anatomy — Past Paper Exam
15 questions · Sections A, B & C · Paper 2 & Paper 4 style
Reference Diagram — Flower Structure
Structure X is indicated by the dashed arrow. Use this diagram to answer Section A Q1.
Section A — Identification
The diagram below shows a flower. Identify the structure labeled X, which acts as a landing pad for pollen grains.
Name the two parts that make up the stamen.
Name the structure that encloses and protects the ovules before fertilisation.
Name the slender stalk connecting the stigma to the ovary.
Name the collective term for all the sepals of a flower.
Section B — Functions
State the function of the sepals.
State the function of the anther.
State one function of the petals in an insect-pollinated flower.
Explain the function of the receptacle in a flower.
State the function of the nectaries.
Section C — The Female Parts
Name the structure that contains the female gametes.
Name the stalk that connects the stigma to the ovary.
After fertilisation, state what the ovule develops into.
Name the complete female reproductive organ of a flower (the structure that includes stigma, style, and ovary).
Describe how the stigma is adapted to carry out its function in an insect-pollinated flower.
Cambridge IGCSE Biology 0610 · Syllabus 2026–2028 · Topic 16.3.1 Flower Anatomy
All mark schemes follow Cambridge examination board conventions.
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