Pearson EdexcelInternational GCSE204 resources
Pearson Edexcel International GCSE Biology Past Papers & Mark Schemes
Free Edexcel iGCSE Biology (4BI1) past papers, mark schemes & examiner reports. Papers 1B and 2B covering all biology topics. 139 resources.
📅January and June, multiple years📄204 resources available✅Free to download
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Year
204 of 204 resources — page 1 of 9
January 2018
2 filesJune 2017
2 filesJanuary 2016
3 filesJune 2016
2 filesJune 2015
6 files📊
Edexcel Certificate Biology – Examiner report – Paper 2B – June 2015
Examiner Report
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Edexcel Certificate Biology – Mark scheme – Paper 2B – June 2015
Mark Scheme
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Edexcel Certificate Biology – Mark scheme – Paper 2BR – June 2015
Mark Scheme
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Edexcel Certificate Biology – Question paper – Paper 2BR – June 2015
Question Paper
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Edexcel Certificate Biology – Question paper – Paper 2B – June 2015
Question Paper
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Edexcel Certificate Biology – Examiner report – Paper 2BR – June 2015
Examiner Report
January 2015
2 filesJune 2014
5 files📊
Edexcel Certificate Biology – Examiner report – Paper 2BR – June 2014
Examiner Report
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Edexcel Certificate Biology – Mark scheme – Paper 2B – June 2014
Mark Scheme
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Edexcel Certificate Biology – Question paper – Paper 2B – June 2014
Question Paper
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Edexcel Certificate Biology – Examiner report – Paper 2B – June 2014
Examiner Report
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Edexcel Certificate Biology – Question paper – Paper 2BR – June 2014
Question Paper
January 2014
2 filesJanuary 2013
1 file📊
Edexcel Certificate Biology – Examiner report – Paper 1B – January 2013
Examiner Report
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International GCSE Biology: Two-Paper Assessment Covering the Full Breadth of Modern Biology
Pearson Edexcel International GCSE Biology (specification 4BI1) provides a thorough grounding in biological science, from cell biology and genetics to ecology and human physiology. The qualification has no coursework — practical skills are assessed through questions on the written papers that test understanding of experimental design, variables, data interpretation, and evaluation.
Paper 1B (2 hours, 110 marks, 61.1%) covers the core biology content: cell structure and organisation, biological molecules, movement across membranes, enzymes, nutrition, respiration, gas exchange, transport systems, excretion, coordination and response, reproduction, and inheritance. Paper 2B (1 hour 15 minutes, 70 marks, 38.9%) extends into ecology, natural selection and evolution, classification, and the human impact on the environment, alongside questions that assess practical investigation skills.
Question types span multiple-choice, short-answer, structured, and extended-response formats. Extended-response questions (typically 6 marks) require sustained scientific argument — for example, explaining the link between enzyme structure and function, or evaluating the effectiveness of a conservation strategy. These questions use a levels-based mark scheme where the quality of scientific reasoning, not just factual recall, determines the mark.
Grading follows the 9–1 scale. The specification operates without a tier system, meaning every candidate encounters identical papers.
Exam Paper Structure
Paper 1BCalculator ✓
Biology Paper 1
⏱ 2 hours🎯 110 marks📊 61% of grade
Cell biologyBiological molecules and enzymesHuman nutrition and digestionRespiration and gas exchangeTransportExcretionCoordination and responseReproduction and inheritance
Paper 2BCalculator ✓
Biology Paper 2
⏱ 1 hour 15 minutes🎯 70 marks📊 39% of grade
Ecology and biodiversityNatural selection and evolutionClassificationHuman impact on the environmentPractical skills and investigation design
Key Information
| Exam Board | Pearson Edexcel |
| Specification Code | 4BI1 |
| Qualification | International GCSE |
| Grading Scale | 9–1 |
| Assessment Type | 2 written exams (no coursework; practical skills examined on paper) |
| Tiers | No tiers |
| Number Of Papers | 2 |
| Exam Duration | Paper 1B: 2 hours; Paper 2B: 1 hour 15 minutes |
| Total Marks | 180 (110 + 70) |
| Calculator Status | Calculator allowed |
| Available Sessions | January and June, multiple years |
| Total Resources | 139 |
Key Topics in Biology
Topics you need to know
Cell biology and organisationBiological molecules and enzymesHuman nutrition and transport systemsRespiration and gas exchangeCoordination, response, and homeostasisReproduction, genetics, and inheritanceEcology and the environmentNatural selection and evolution
Exam Command Words
| Command word | What the examiner expects |
|---|---|
| State | Give a brief factual answer without explanation |
| Describe | Give an account of the main features or steps |
| Explain | Give biological reasons, linking cause to effect |
| Suggest | Apply biological knowledge to an unfamiliar situation |
| Calculate | Work out a numerical answer, showing working |
| Evaluate | Assess the strengths and weaknesses of a method, conclusion, or strategy |
| Compare | Identify similarities and differences between two biological processes or structures |
Typical Grade Boundaries
| Grade | Approximate mark needed |
|---|---|
| 9 | 79–89% |
| 8 | 69–78% |
| 7 | 59–68% |
| 6 | 49–58% |
| 5 | 39–48% |
| 4 | 29–38% |
| 3 | 21–28% |
| 2 | 14–20% |
| 1 | 7–13% |
⚠️ Typical grade boundaries across both papers (180 total marks). Boundaries vary by session — check Pearson's website.
From Cell Diagrams to Six-Mark Responses: Revising Effectively for iGCSE Biology
Biology carries a heavy factual load. Organise your revision by topic area and use active recall methods — flashcards, self-quizzing, and practice questions — rather than passive re-reading of notes. For each topic, identify the key diagrams you may need to draw: the heart, the nephron, the leaf cross-section, the cell cycle. Practise drawing and labelling these under timed conditions until they are automatic.
Data interpretation questions appear on both papers. You may be given a graph of enzyme activity at different temperatures, a table of population data, or the results of an osmosis experiment. For each, identify the pattern or trend first, then explain it using biological knowledge. State specific data from the graph or table to support your description — 'the rate increases from 10 to 35 arbitrary units between 20°C and 40°C' is stronger than 'the rate increases with temperature'.
Six-mark extended-response questions require you to construct a logical chain of biological reasoning. Plan your answer in bullet points before writing. Include correct scientific terminology — examiners award marks for precise vocabulary ('active transport' not 'moves against the gradient', 'partially permeable membrane' not 'skin of the cell'). Conclude by directly addressing the question stem. Practise these under time pressure — aim for 8–10 minutes per 6-mark question.
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