Symbiosis Review

Front

What is symbiosis?

Back

Symbiosis is a close and long-term interaction between two different species, which can be beneficial, harmful, or neutral to one of the parties.

Front

Define commensalism.

Back

Commensalism is a type of symbiotic relationship where one organism benefits while the other is neither helped nor harmed.

Front

What is mutualism?

Back

Mutualism is a symbiotic relationship where both organisms benefit from the interaction.

Front

Define parasitism.

Back

Parasitism is a relationship where one organism benefits at the expense of the other, which is harmed.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What is a community in ecological terms?

Back

A community is all the populations of different species that live and interact in a particular area.

Front

Give an example of commensalism.

Back

An example of commensalism is barnacles attaching to a whale; the barnacles benefit by getting a ride to food sources, while the whale is not affected.

Front

What is ecology?

Back

Ecology is the study of interactions among organisms and their environment.

Front

Describe the relationship between cattle egrets and cattle.

Back

Cattle egrets benefit from foraging insects stirred up by cattle, while the cattle are unaffected, illustrating commensalism.

Front

What is competition in ecology?

Back

Competition occurs when two or more organisms vie for the same resources in an ecosystem.