Question

(a) What is meant by aquatic animals and terrestrial animals ? 

(b) From where do the aquatic animals and terrestrial animals obtain oxygen for breathing and respiration ?

Answer 1

(a) Aquatic animals are the animals which live in water and the terrestrial animals are the animals which live on land. 

(b) The aquatic animals use the oxygen dissolved in water to carry out respiration. The terrestrial animals obtain oxygen from air.