Question

Find out the correct statement.

• A. Air is present in water in dissolved form.
• B. Aquatic animals do not respire.
• C. Aquatic animals do not require air for respiration.
• D. Water bodies do not contain air.

Answer 1

The correct option is A Air is present in water in dissolved form.

Air is present in water bodies in dissolved form and aquatic animals like fishes use their gills for extracting dissolved air in water. Some aquatic animals may even use their skin for extracting air from water.