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, leading to the establishment of a biological community.

Front

Give an example of primary succession.

Back

Lichens growing on rocks following a volcanic eruption is an example of primary succession.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of all life on Earth, including different species of plants, animals, and microorganisms.

Front

Which of the following is NOT a cause of ecological succession?

Back

Change of season is not a possible cause of ecological succession.

Front

What typically happens to communities during ecological succession?

Back

Communities of organisms are replaced by different communities over time due to changes in environmental conditions.

Front

What is a climax community?

Back

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

Front

What role do abiotic factors play in ecological succession?

Back

Abiotic factors, such as soil composition, climate, and water availability, can change and influence which species can thrive in an area during succession.

Front

What is secondary succession?

Back

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

Front

Give an example of secondary succession.

Back

Grasses growing after a forest fire is an example of secondary succession.

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 a disturbance has destroyed an existing community but soil remains.