Q BankQuestion BankDocsDocuments

Q BankQuestion BankDocsDocuments

Pearson Edexcel International GCSE Biology (4BI1)

1 The nature and variety of living organisms

2 Structure and functions in living organisms

3 Reproduction and inheritance

4 Ecology and the environment

5 Use of biological resources

6 Experimental skills

7 Mathematical skills

IGCSE/Edexcel/Biology/Concept

2.40B Diffusion in gas exchange

Syllabus: 2024
Objective: 2.40
Level: —

2.40B Diffusion in gas exchange

Understand the role of diffusion in gas exchange.

ConceptIGCSE Biology