Front

The gradual change that comes to an ecosystem as it matures.

Back

Ecological Succession

Front

The total weight or volume of organisms in an ecosystem.

Back

Biomass

Front

Algae and Fungi living together in a mutualistic relationship.

Back

Lichen

Front

The first organisms to reappear after an ecosystem is damaged.

Back

Pioneer species

Front

An ecosystem that has been stable for a long period of time with a high level of species diversity.

Back

Climax Community

Front

The progression of life in an area that starts with bare rock or sand but no soil. Example: a volcanic island.

Back

Primary Succession

Front

The progression of life in an area that starts with soil. Example: after a forest fire.

Back

Secondary Succession

Front

Development or accidents that change an ecosystem.

Back

Human Impact

Front

Natural disruptions to ecosystems such as hurricanes, floods, drought or volcanoes.

Back

Natural Disaster

Front

The measurement of the variety of organisms (number of different species) in an ecosystem.

Back

Population Diversity