ES Final Review

Front

What is the largest level of ecological organization?

Back

Biosphere

Front

What is parasitism?

Back

A symbiotic relationship in which one species benefits and the other species is harmed.

Front

What is a keystone species?

Back

A species that plays a critical role in the health, maintenance, growth, or definition of an ecosystem.

Front

What is an abiotic factor in an ecosystem?

Back

A non-living component of an ecosystem, such as water, sunlight, or minerals.

Front

What do several different populations living together make?

Back

A community.

Front

Define ecosystem.

Back

A biological community of interacting organisms and their physical environment.

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components.

Front

What is an invasive species?

Back

A non-native species that spreads widely in a new habitat and causes harm to the environment, economy, or human health.

Front

What is biodiversity?

Back

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

Front

What is mutualism?

Back

A symbiotic relationship where both species benefit.