Biology › Past papers › OCR Biology A › Biological processes

OCR A-level Biology A H420 Paper 1: Biological processes

H420/01 · 2 hours 15 minutes · 100 marks · 37.0% of the A level.

What it examines

Modules 1, 2, 3 and 5.

Modules 1 and 2 are assessed on this component and on component 02 as well, so revising them once serves both papers.

Read from Cambridge OCR Level 3 Advanced GCE in Biology A, H420, Specification, Version 4.1, April 2026, printed page 5 (page 11 of the PDF), retrieved 21 August 2026.

Where to get the papers

June 2025

• Question paper - Biological processes (H420/01), June 2025 Question paper
• Mark scheme - Biological processes (H420/01), June 2025 Mark scheme
• Examiners' report - Biological processes (H420/01), June 2025 Examiner report

June 2024

• Question paper - Biological processes (H420/01), June 2024 Question paper
• Mark scheme - Biological processes (H420/01), June 2024 Mark scheme
• Examiners' report - Biological processes (H420/01), June 2024 Examiner report

June 2023

• Question paper - Biological processes (H420/01), June 2023 Question paper
• Question paper - Biological processes erratum (H420/01), June 2023 Question paper
• Mark scheme - Biological processes (H420/01), June 2023 Mark scheme
• Examiners' report - Biological processes (H420/01), June 2023 Examiner report

June 2022

• Question paper - Biological processes (H420/01), June 2022 Question paper
• Question paper - Biological processes insert (H420/01), June 2022 Question paper
• Mark scheme - Biological processes (H420/01), June 2022 Mark scheme
• Examiners' report - Biological processes (H420/01), June 2022 Examiner report

November 2021

• Question paper - Biological processes (H420/01), November 2021 Question paper
• Question paper - Biological processes -insert (H420/01), November 2021 Question paper
• Mark scheme - Biological processes (H420/01), November 2021 Mark scheme
• Examiners' report - Biological processes (H420/01), November 2021 Examiner report

November 2020

• Question paper - Biological processes (H420/01), November 2020 Question paper
• Mark scheme - Biological processes (H420/01), November 2020 Mark scheme
• Examiners' report - Biological processes (H420/01), November 2020 Examiner report

June 2019

• Question paper - Biological processes (H420/01), June 2019 Question paper
• Mark scheme - Biological processes (H420/01), June 2019 Mark scheme
• Insert - Biological processes (H420/01), June 2019 Insert

June 2018

• Question paper - Biological processes (H420/01), June 2018 Question paper
• Question paper - Biological processes insert (H420/01), June 2018 Question paper
• Mark scheme - Biological processes (H420/01), June 2018 Mark scheme
• Examiners' report - Biological processes (H420/01), June 2018 Examiner report

June 2017

• Question paper - Biological processes (H420/01), June 2017 Question paper
• Question paper - Biological processes insert (H420/01), June 2017 Question paper
• Question paper - Biological processes post-exam correction (H420/01), June 2017 Question paper
• Mark scheme - Biological processes (H420A/01), June 2017 Mark scheme

OCR publishes the H420/01 papers it makes public on OCR’s assessment page for Biology A H020/H420, with the other papers in the qualification. The H420 past papers page shows what is published and when we last checked.

We checked these links against the exam boards’ websites on 31 August 2026. We do not host or reproduce past papers or mark schemes. If a link has moved, go to the board’s own past papers page.