LS2.C Flashcard

Front

What is secondary succession?

Back

Secondary succession is the process of ecological recovery that occurs in an area where a disturbance has destroyed a community but left the soil intact.

Front

What characterizes secondary succession?

Back

It follows a disturbance in an area with existing soil.

Front

What is ecosystem resilience?

Back

Ecosystem resilience is the ability of an ecosystem to recover after a disturbance.

Front

What is a density-dependent factor?

Back

A density-dependent factor is a factor whose effects on the size or growth of the population vary with the population density.

Front

Give an example of a density-dependent factor affecting population size.

Back

Disease is an example of a density-dependent factor.

Front

What is the primary consequence of habitat loss on biodiversity?

Back

The primary consequence of habitat loss on biodiversity is a decrease in species diversity.

Front

What is a keystone species?

Back

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance.

Front

How does the removal of a keystone species affect an ecosystem?

Back

The removal of a keystone species can lead to significant changes in the ecosystem structure.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Front

What is the difference between primary and secondary succession?

Back

Primary succession occurs in lifeless areas where soil has not yet formed, while secondary succession occurs in areas where a disturbance has destroyed a community but left the soil intact.