Ecological Succession: Primary and Secondary

Front

What is the term that describes a steady and stable community?

Back

Climax community

Front

What is the final stage of ecological succession?

Back

Climax community

Front

What is the process of replacement of one type of community by another at a single place over time?

Back

Succession

Front

What type of succession occurs after a disturbance that does not destroy the soil?

Back

Secondary succession

Front

What is an example of a disturbance that could lead to secondary succession?

Back

Humans cut down many trees in a small region.

Front

What is primary succession?

Back

The process of ecological succession that occurs in an area where no soil exists, such as after a volcanic eruption.

Front

What is a pioneer species?

Back

The first species to colonize barren environments in primary succession.

Front

What role do keystone species play in an ecosystem?

Back

They have a disproportionately large effect on their environment relative to their abundance.

Front

What is the difference between primary and secondary succession?

Back

Primary succession occurs in lifeless areas, while secondary succession occurs in areas where a disturbance has destroyed an existing community but left the soil intact.

Front

What is ecological succession?

Back

The gradual process of change and replacement in the species composition of a given area.