ES bell work Th 12/5

Front

What is a climax community?

Back

A climax community is a stable and mature ecological community that has reached a final stage of ecological succession.

Front

What is primary succession?

Back

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

Front

What is secondary succession?

Back

Secondary succession is the process of ecological change that occurs in an area where soil is present but the community has been disturbed, such as after a forest fire.

Front

Why do scientists use sampling techniques?

Back

Scientists use sampling techniques because it is not possible to count an entire population.

Front

What does 'terrestrial' mean?

Back

The term 'terrestrial' means related to land.

Front

What is the main difference between primary and secondary succession?

Back

Primary succession begins WITHOUT soil, while secondary succession begins WITH soil.

Front

How do lichens contribute to primary succession?

Back

Lichens contribute to primary succession by breaking down rock to form soil.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their environment.

Front

What is biodiversity?

Back

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

Front

What is a pioneer species?

Back

A pioneer species is the first species to colonize an area during primary succession.