Biological community

Definition

A biological community is an assemblage of different species living together in a specific area, interacting with each other. These interactions can include various forms of symbiosis, competition, and predation.

5 Must Know Facts For Your Next Test

1. Biological communities are characterized by species diversity and the relationships among different organisms.
2. The structure of a biological community includes both species composition and the relative abundances of those species.
3. Interactions within a biological community can affect population dynamics and ecosystem functions.
4. Biotic factors like competition, predation, and mutualism play crucial roles in shaping the community structure.
5. Disturbances such as fires or human activities can significantly alter the composition and functioning of a biological community.

Review Questions

Related terms

ecosystem:

A system composed of living organisms and their physical environment interacting as an ecological unit.

species richness:

The number of different species represented in an ecological community.

symbiosis: An interaction between two different organisms living in close physical association, typically to the advantage of both.