Oxygen can be exchanged more easily in air than in water because
A) the oxygen content of air is higher than that of water.
B) oxygen diffuses more slowly in water than in air.
C) more energy is required to move water than air because water is denser.
D) Both a and b
E) All of the above

Question

Quizplus · Accepted Answer

Oxygen exchange is easier in air because air has a higher oxygen content than water, oxygen diffuses more slowly in water, and moving water requires more energy due to its density.

Oxygen Can Be Exchanged More Easily in Air Than in Water