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OCR A A-Level Biology past papers.

All 27 papers and their mark schemes, 2017 to 2025, linked straight from OCR A. Biological processes, then biological diversity, then unified biology. No sign-up.

OCR A-Level Biology A H420

June 2025

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

June 2024

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

June 2023

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

June 2022

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

November 2021

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

November 2020

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

June 2019

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

June 2018

3 papers, 6 files
Paper 1Biological processes Question paperMark scheme
Paper 2Biological diversity Question paperMark scheme
Paper 3Unified biology Question paperMark scheme

June 2017

3 papers, 3 files
Paper 1Biological processes Question paper
Paper 2Biological diversity Question paper
Paper 3Unified biology Question paper

November 2020 and 2021 were autumn sittings held after the summer exams were cancelled. They are real papers. OCR also publishes a printed answer book for some papers, which is on its assessment page.

Other A-Level Biology boards.

Papers alone only get you so far.

We mark full A-Level Biology papers question by question and tell you which mark you dropped. The first hour of A-Level Biology tutoring is free.