Symbiotic Relationships

Front

What is commensalism?

Back

A relationship between two organisms in which one organism benefits and the other is unharmed.

Tags

NGSS.MS-LS2-2

Front

What is mutualism?

Back

A relationship between two organisms in which both organisms benefit.

Tags

NGSS.MS-LS2-2

Front

What is parasitism?

Back

A relationship where one organism benefits at the expense of the other, harming it.

Tags

NGSS.MS-LS2-2

Front

What is competition in ecology?

Back

A relationship where both species fight for the same resources.

Tags

NGSS.MS-LS2-1

Front

Give an example of commensalism.

Back

Nematodes living in plants, gaining nourishment without harming the plant.

Front

Give an example of mutualism.

Back

Yucca flowers being pollinated by yucca moths, where both benefit.

Front

What is the difference between mutualism and commensalism?

Back

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

Front

What is an example of parasitism?

Back

A tick feeding on a dog, benefiting while harming the dog.

Front

What is the role of competition in ecosystems?

Back

It helps regulate populations and resource use among species.

Tags

NGSS.MS-LS2-2

Front

How do mutualistic relationships benefit ecosystems?

Back

They promote biodiversity and stability by supporting various species.

Tags

NGSS.MS-LS2-5