AP Environmental Science: Unit 3 & 4 Test review

Front

What is carrying capacity?

Back

The maximum number of individuals an environment can support sustainably.

Front

What is the first layer of the atmosphere?

Back

Troposphere.

Front

What occurs during El Niño?

Back

Trade winds weaken and warm surface water moves eastward.

Front

What are the climate impacts of El Niño?

Back

Flooding in the Southern United States and warmer, drier conditions in the Pacific Northwest.

Front

What happens during La Niña?

Back

Trade winds strengthen and warm surface water moves eastward.

Front

Define the term 'biodiversity'.

Back

The variety of life in the world or in a particular habitat or ecosystem.

Front

What is the greenhouse effect?

Back

The trapping of the sun's warmth in the planet's lower atmosphere due to the presence of greenhouse gases.

Front

Explain the concept of ecological succession.

Back

The process by which ecosystems change and develop over time.

Front

What is a keystone species?

Back

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

Front

Define 'sustainable development'.

Back

Development that meets the needs of the present without compromising the ability of future generations to meet their own needs.