Question

3. List two uses of air.​

Answer 1

Answer:

Air – Important and Different Uses of Air. ... In aerobic respiration, animals need to breathe the oxygen in the air. In breathing, we inhale oxygen which reaches the lungs and from lungs blood capillaries absorb oxygen and carbon dioxide is breathed out into the air. Plants need carbon dioxide for photosynthesis.

Explanation:

Answer 2

Answer:

Sustain life and growth.

Combustion.