Ecosystem Organization Levels

Front

Individual

Back

A single organism in an ecosystem

Front

Population

Back

Group of individuals of the same species in an area

Front

Community

Back

Different populations interacting in a common location

Front

Ecosystem

Back

Community of living organisms and their physical environment

Front

Biome

Back

Large area with similar climate and ecosystems

Front

Biosphere

Back

Global sum of all ecosystems

Front

Abiotic Factors

Back

Non-living components like water, soil, and climate

Front

Biotic Factors

Back

Living components like plants, animals, and bacteria

Front

Energy Flow

Back

Movement of energy through trophic levels

Front

Food Chain vs. Food Web

Back

Linear sequence vs. complex network of feeding relationships