When comparing energy and chemicals in an ecosystem
A) both chemicals and energy cycle over and over again.
B) chemicals cycle over and over again but energy does not cycle.
C) neither chemicals nor energy cycle.
D) energy cycles over and over again but chemicals do not cycle.

Question

Quizplus · Accepted Answer

Chemicals in an ecosystem, such as carbon, nitrogen, and water, cycle through various forms and locations in the environment, being reused and transformed. Energy, on the other hand, flows through an ecosystem, typically entering as sunlight and leaving as heat, without cycling back.

When Comparing Energy and Chemicals in an Ecosystem