When a population of different organisms exist together in a habitat, they are collectively known as a

A.

biomes

B.

biosphere

C.

community

D.

ecology

Correct answer is C

Option A is wrong because a biome is a regional or global land area that is characterized by the plants, animals, and climate in that area.
Option B is wrong because the biosphere is the part of the earth that supports life.
Option C is correct because a community consists of different organisms living together in a habitat.
Option D is wrong because ecology is the study of the relationship between organisms and their environment.