Aquatic animals like fish have __________ for respiration.
Aquatic animals like fishes have a ___ body to wiggle quickly through water.
(a) Why is diffusion insufficient to meet the oxygen requirements of large multicellular organisms like humans ? (b) What type of arrangement exists in the bodies of large animals to meet their oxygen requirements adequately ? (c) What advantage a terrestrial animal has over an aquatic animal with regard to obtaining oxygen for respiration ?
Question 1 What advantage does a terrestrial organism have an aquatic organism with regard to obtaining oxygen for respiration?