Question

Give reasons:

I) Circulation in humans is called closed circulation

ii) Respiratory rate is higher in aquatic organisms than terrestrial organisms

iii) More energy is released in aerobic respiration

Answer 1

The Respiratory System and Gas Exchange | Bodies and Respiration ... A sufficient supply of oxygen is required for the aerobic respiratory machinery of Kreb's Cycle and ... However, the slow diffusion rate of oxygen relative to carbon dioxide limits ... Constraints of water loss dictate that terrestrial animals must develop more ...