Question

what advantage over an aquatic organisms does a Terrestrial organisms have with regard to obtain oxygen for respiration

Answer 1

a aquatic organism takes in oxygen in water in dissolved form but the oxygen a terrestrial organism doesn't take oxygen in dissolved form ....
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Answer 2

♤The amount of oxygen dissolved in water is fairly low as compared to the amount of oxygen present in air.

♤ the rate of breathing in aquatic organisms is much faster than that seen in terrestrial organisms.

♤ Fishes take in water through there mouth and force it past the gills where the dissolved oxygen is taken up by the blood.