CAIE IGCSE Biology 9.3.2 Functions of Capillaries Questions
Practise explaining how capillary networks connect arteries to veins and exchange substances with body tissues.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Exam points
- state that capillaries connect the smallest arteries or arterioles with venules and veins
- explain exchange of oxygen, nutrients and wastes between blood and surrounding tissue fluid
- identify diffusion rather than osmosis when ions or solutes move between tissue fluid and cells
