The concept of an ecosystem differs from that of a community in that, unlike the community, the ecosystem includes the
A) producers.
B) decomposers.
C) physical environmental factors.
D) animals as well as the plants.
E) parasites.

Question

Quizplus · Accepted Answer

The ecosystem includes not only living organisms (like in a community), but also non-living physical environmental factors such as air, water, soil, and sunlight. Therefore, options A, B, D, and E are all incorrect because they only include living organisms.

The Concept of an Ecosystem Differs from That of a Community