Question
Biology Question on Eco-System
A terrestrial animal must be able to
A
Conserve water
B
Actively pump salts out through the skin
C
Excrete large amounts of salts in urine
D
Excrete large amounts of water in urine
Answer
Conserve water
Explanation
Solution
Osmoregulators use physiological mechanisms to sustain a relatively stable internal osmolarity. Terrestrial animals engage in osmoregulation because they naturally lose water through processes like evaporation and excretion, and it's not always possible to immediately replace this lost water.