CAIE IGCSE Biology 9.4.3 Functions of Blood Components
Practise matching red cells, white cells, platelets and plasma to oxygen transport, defence, clotting and transport.
- Syllabus
- 2026–2028
- Course
- Biology 0610
Practise matching red cells, white cells, platelets and plasma to oxygen transport, defence, clotting and transport.
Fig. 3.1 is a diagram of alveoli and associated blood vessels.

Fig. 3.1
State the name of the component of blood that transports oxygen.
red blood cells ;