APES Unit 2 Review

Front

What continent has the highest biodiversity?

Back

South America.

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 secondary succession?

Back

The process of ecological succession that occurs in areas where a disturbance has destroyed an existing ecosystem but soil and some organisms still remain.

Front

What are ecosystem services?

Back

Benefits provided by ecosystems to humans, including provisioning, regulating, cultural, and supporting services.

Front

What is a cultural ecosystem service?

Back

Non-material benefits obtained from ecosystems, such as recreation, aesthetic enjoyment, and spiritual enrichment.

Front

What is a regulating ecosystem service?

Back

Benefits obtained from the regulation of ecosystem processes, such as climate regulation, flood control, and water purification.

Front

What is a provisioning ecosystem service?

Back

Products obtained from ecosystems, including food, fresh water, wood, fiber, and genetic resources.

Front

What is a climax community?

Back

A stable and mature ecological community that undergoes little or no change in species over time.

Front

What is the carbon cycle?

Back

The biogeochemical cycle in which carbon is exchanged among the biosphere, geosphere, hydrosphere, and atmosphere.

Front

How do humans impact the carbon cycle?

Back

Through activities such as burning fossil fuels, deforestation, and land-use changes, which increase carbon dioxide levels in the atmosphere.