Pearson Edexcel GCSE Biology 2025 Paper 2f Mark Scheme

Download the official Pearson Edexcel GCSE (9–1) Biology Paper 2 Foundation Tier mark scheme for the Summer 2025 examination series (1BI0/2F). This official examiner mark scheme contains accepted answers, alternative responses, calculations, practical-investigation guidance, indicative content, level descriptors, and official assessment criteria used by Pearson Edexcel examiners during the marking of the June 2025 GCSE Biology examination.

This Biology Foundation Tier mark scheme is ideal for students revising for the 2026 GCSE Biology examinations, teachers conducting mock assessments, tutors improving exam technique, resit candidates, intervention programmes, and homeschooling learners who want to understand exactly how marks are awarded in Pearson Edexcel Biology papers.

The mark scheme includes detailed marking guidance for Biology topics including hormones, diabetes, photosynthesis, chloroplasts, transpiration, heart structure, blood circulation, respiration, diffusion, kidney function, dialysis, inheritance, ecosystems, eutrophication, plant adaptations, quadrat investigations, bacterial growth, enzymes, pH experiments, aerobic respiration, and human thermoregulation.

Extended-response questions include official indicative content, examiner commentary, AO1/AO2/AO3 assessment guidance, practical-method marking criteria, scientific-investigation planning, and level-based descriptors for 6-mark Biology questions involving kidney function and ecological quadrat investigations.

This official Pearson Edexcel GCSE Biology Foundation Tier mark scheme is designed for Year 10 and Year 11 students preparing for Summer 2026 GCSE examinations, GCSE Biology Foundation Tier learners improving exam performance, Biology resit candidates, and independent learners studying the Pearson Edexcel Biology specification.

It is also highly valuable for Biology teachers, science departments, tutors, homeschooling parents, revision academies, intervention coordinators, and classroom assessors who require examiner-standard answers, accepted alternative responses, official mark allocation criteria, and authentic Pearson Edexcel assessment guidance.