Symbiosis/Keystone speices

Front

What is commensalism?

Back

A type of symbiotic relationship where one species benefits and the other is unaffected.

Front

Define keystone species.

Back

A species that plays a critical role in maintaining the structure of an ecosystem.

Front

What is a keystone species?

Back

A species that helps to hold an ecosystem together.

Front

What is parasitism?

Back

A type of symbiotic relationship where one species benefits at the expense of the other.

Front

What is symbiosis?

Back

Any close relationship between two different species in an ecosystem.

Front

Give an example of commensalism.

Back

Barnacles attaching to a whale; the barnacles benefit while the whale is unaffected.

Front

Give an example of parasitism.

Back

Tapeworms residing in the human intestine and taking nutrients from the host.

Front

What happens if a keystone species is removed from an ecosystem?

Back

The ecosystem may become unstable and could collapse.

Front

What is mutualism?

Back

A type of symbiotic relationship where both species benefit.

Front

Give an example of mutualism.

Back

Bees pollinating flowers while obtaining nectar.