F2-BIO-3.0.0 Gaseous Exchange Questions

(a) Name the causative agents for the following respiratory diseases. [1 Mark]

(ii) Pneumonia. [1 Mark]

(b)

Describe how oxygen in the alveolus reaches the red blood cells.

[4 Marks]

(c)

How are the pneumatophores adapted to their function?

[2 Marks]