Succession Exam Review

Front

What role do lichens play in primary succession?

Back

Lichens begin to break down rock to form soil.

Front

What is secondary succession?

Back

Succession that occurs in an area where soil is already present.

Front

What type of plants are likely to return first after a controlled burn?

Back

Grasses.

Front

What is primary succession?

Back

Succession that occurs in an area with no soil.

Front

What type of succession is linked to natural disasters like flooding and tornadoes?

Back

Secondary succession.

Front

Define ecological succession.

Back

The process of change in the species structure of an ecological community over time.

Front

What are pioneer species?

Back

Species that are the first to colonize previously disrupted or damaged ecosystems.

Front

How do lichens contribute to soil formation?

Back

By breaking down rock and contributing organic matter.

Front

What is the difference between primary and secondary succession?

Back

Primary succession occurs in lifeless areas without soil, while secondary succession occurs in areas where soil is already present.

Front

Give an example of a pioneer species.

Back

Lichens and mosses.