ECOLOGY REVIEW

Front

What is a food web?

Back

An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.

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What does 'biotic' refer to in an ecosystem?

Back

The living part of an ecosystem.

Front

What is parasitism?

Back

A living relationship between two species in which one organism is harmed.

Front

What is a consumer in an ecosystem?

Back

An organism that obtains energy by feeding on other organisms.

Front

What are secondary and tertiary consumers?

Back

Organisms that eat primary consumers and other secondary consumers in a food web.

Front

Define autotroph.

Back

An organism that produces its own food, typically through photosynthesis.

Front

What is mutualism?

Back

A symbiotic relationship where both species benefit.

Front

What is commensalism?

Back

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

Front

What is an energy pyramid?

Back

A graphical representation showing the flow of energy at different trophic levels in an ecosystem.

Front

What is a niche?

Back

The role or function of an organism or species within an ecosystem.