AQA · OCR · UK Biology

Biology papers, textbook answers and grade boundaries

AQA and OCR resources for GCSE, AS and A-level Biology, organised by qualification and linked to the original exam-board or publisher source.

Resource index

Start with your qualification

Qualification codes are shown where they matter. GCSE Higher and Foundation papers remain in separate routes.

Source and maintenance note

Qualification routes reviewed in July 2026

External PDF addresses can move. Each resource page names the source and provides a correction route when a file or qualification page changes.

Read the source policy