An ecosystem is defined as
A) all the organisms that live in an area.
B) the physical environment with which organisms interact.
C) an association of interacting species.
D) all of the organisms that live in an area and the physical environment with which they interact.
E) all of the individuals of a single species that live in an area and the physical environment with which they interact.

Question

Quizplus · Accepted Answer

An ecosystem includes both the biotic (all organisms) and abiotic (physical environment) components of an area, and the interactions between them. Therefore, option D is the correct definition of an ecosystem.

An Ecosystem Is Defined as