Edexcel IGCSE Biology
Pearson Edexcel International GCSE (9–1) Biology covers living organisms, cells, nutrition, transport, reproduction, inheritance, ecology and biological resources. Students develop practical, mathematical and analytical skills alongside their scientific understanding.
Choose your Edexcel International GCSE Biology curriculum
Select Linear or Modular to match the qualification entered by your school. Linear papers are taken at the end of the course; modular assessments are taken in units. The modular route is available only to schools outside the UK.
Linear
Pearson Edexcel International GCSE (9–1) Biology (Linear) — 4BI1
4BI1
Pearson Edexcel International GCSE (9–1) Biology, 4BI1, following the linear assessment route. Written papers are taken together at the end of the course.
Modular
Pearson Edexcel International GCSE (9–1) Biology (Modular) — 4XBI1
4XBI1
Pearson Edexcel International GCSE (9–1) Biology, 4XBI1, following the modular assessment route. Assessment is divided into units that can be taken and resat separately. This route is available only to schools outside the UK.
This is the separate Biology qualification, rather than the reduced-content Science (Double Award) course.
Linear and modular are different assessment routes, not ability tiers. These qualifications are untiered; there is no Core/Extended or Foundation/Higher selection.
Official course information
Consult Pearson’s linear specification page or modular specification page for the detailed content, assessments and current updates.