Front

What is mutualism?

Back

A symbiotic relationship where both organisms benefit from the interaction.

Tags

NGSS.MS-LS2-2

Front

What is parasitism?

Back

A symbiotic relationship where one organism (the parasite) benefits at the expense of the other (the host).

Tags

NGSS.MS-LS2-2

Front

What is commensalism?

Back

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

Tags

NGSS.MS-LS2-2

Front

Give an example of mutualism.

Back

Hummingbirds and flowers: Hummingbirds feed on nectar while pollinating the flowers.

Tags

NGSS.MS-LS2-1

Front

Give an example of parasitism.

Back

A mosquito feeding on a human's blood.

Front

Give an example of commensalism.

Back

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

Front

What is competition in ecology?

Back

A relationship where two organisms compete for the same resources, such as food or habitat.

Front

What is the role of a host in a parasitic relationship?

Back

The host is the organism that is harmed or used by the parasite for its benefit.

Tags

NGSS.MS-LS2-2

Front

What is the difference between mutualism and commensalism?

Back

In mutualism, both organisms benefit; in commensalism, one benefits and the other is unaffected.

Tags

NGSS.MS-LS2-2

Front

What is an example of competition?

Back

Two species of birds competing for the same nesting sites.