Biology Term1 Test 2024 Review part 1

Front

What is the Competitive Exclusion Principle?

Back

The principle that states that two species cannot live indefinitely in the same habitat.

Front

What is mutualism?

Back

A relationship where both species benefit.

Front

What is primary succession?

Back

The process of ecological succession that occurs in an area that has never been colonized before.

Front

What is a keystone species?

Back

A species that helps to hold an ecosystem together.

Front

What is an abiotic factor?

Back

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

Front

What is ecological succession?

Back

The process by which ecosystems change and develop over time.

Front

What is parasitism?

Back

A relationship where one species benefits at the expense of another.

Front

What is commensalism?

Back

A relationship where one species benefits and the other is neither helped nor harmed.

Front

What is biodiversity?

Back

The variety of life in a particular habitat or ecosystem.

Front

What is an ecosystem?

Back

A community of living organisms and their physical environment interacting as a system.