Edexcel International GCSE Biology Paper 1B June 2026 past paper with answers, mark scheme guidance and additional explanations — ideal for revision, exam practice and classroom use.

This resource contains a complete set of questions and answers for the Pearson Edexcel International GCSE (9–1) Science (Double Award) Biology, Paper 1B, June 2026. The paper is worth 60 marks and includes a range of exam-style questions designed to support students preparing for their Biology examinations.

The resource includes:

• Full June 2026 past-paper questions
• Answers for every question
• Answers based on the mark scheme
• Additional explanations where students may benefit from further clarification
• Calculation questions with worked answers
• Questions involving diagrams, data, graphs and experimental investigations
• Extended-response and “explain” questions
• Genetics and genetic diagrams
• Ecology and population investigations
• Human gas exchange and respiration
• The circulatory system and blood vessels
• Anaerobic respiration in yeast
• Flower structure and insect pollination
• Experimental design and evaluation

The questions provide useful practice in applying biological knowledge, interpreting information, completing calculations, analysing data and writing answers in the style expected in an examination.

How this resource can be used

This resource can be used for:

• GCSE / International GCSE Biology revision
• Independent student revision
• Homework and independent study
• Classroom exam practice
• End-of-topic assessment
• Mock examination preparation
• Retrieval practice
• Teacher-led question-and-answer activities
• Identifying areas where students need further revision
• Practising extended-response exam questions

The additional explanations make the resource particularly useful for students who want to understand why an answer is correct, rather than simply checking whether their answer matches the mark scheme.

File format: PDF

Specification: Pearson Edexcel International GCSE (9–1) Science (Double Award) – Biology, Paper 1B, June 2026.