Levels of Organization

Place where all living things on Earth lives.

Anything that possesses all the characteristics of life.

Biosphere:

Biome:

Community:

Population:

Organism:

A large naturally occurring community of flora and fauna occupying a major habitat.

Ecosystem:

Group of organisms of species that interbreed and live in the same place at the same time.

Collection of several interacting populations that inhabits a common environment.

Interactions among populations in a community ( biotic factors) and the community's physical surroundings (abiotic factors).