One of the biggest challenges facing terrestrial organisms is to
A)escape from predators.
B)survive food shortages.
C)reduce water loss.
D)find shelter.

Question

Quizplus · Accepted Answer

Terrestrial organisms must constantly find ways to reduce water loss, as dehydration can be fatal. This is especially true in arid environments where water is scarce. Other challenges, such as escaping predators and finding shelter, are important, but reducing water loss is the most significant challenge faced by most terrestrial organisms. Food shortages can also be a challenge, but it is less critical as organisms can survive for longer periods without food than without water.

One of the Biggest Challenges Facing Terrestrial Organisms Is to