Gas Exchange Process Quiz

To generate energy for cellular respiration

To facilitate the diffusion of gases between the organism and its environment (correct)

To maintain a balance between internal and external gases

To release excess gases from the body

Cell membrane (correct)

Gills

Pulmonary alveoli

Spongy mesophylls

Small unicellular organisms

Flatworms (correct)

Bacteria

Large multicellular organisms

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