OCR A Level Biology B Paper 2 2025 Question Paper

Get the official OCR A-Level Biology B (Advancing Biology) H422/02 Scientific Literacy in Biology June 2025 question paper used in the Summer 2025 OCR examination series. This authentic examiner-issued PDF contains data-analysis, practical-skills, genetics, ecology, plant biology, diabetes, reproduction, DNA technology, biodiversity, and molecular-biology questions exactly as presented to candidates during the live OCR assessment.

This paper includes exam questions on cereal seed dormancy, ABA and gibberellins, germination experiments, transpiration and potometers, blood clotting cascades, styptic pencils, lactate dehydrogenase electrophoresis, pancreatic histology, HbA1c calculations, semaglutide treatments, biodiversity in solar farms, insect ecology, gametogenesis, Down’s syndrome, Chargaff’s rules, DNA extraction, ethanol precipitation, phosphodiester bonds, DNA replication checkpoints, radiotherapy, and umbilical cord stem cells. Pair it with the matching OCR H422/02 June 2025 mark scheme on markscheme.net for complete examiner-style revision and exam preparation. Updated for the 2025/2026 academic year, mobile-friendly, and instantly downloadable from markscheme.net.

This document is designed for OCR A-Level Biology B (Advancing Biology) students preparing for the 2026 examination series, Year 13 learners studying Scientific Literacy in Biology, retake students targeting A/A* grades, and home-schooled candidates seeking authentic OCR exam practice under timed conditions.

It is also ideal for teachers, private tutors, revision-course providers, and parents supporting Biology revision at home. The question paper can be used for mock examinations, synoptic revision, data-analysis practice, practical-skills preparation, and OCR Biology B exam-technique training.