Symbiosis (Interactions Between Organisms)

Front

The interaction of organisms in an ecosystem is called ___________.

Back

symbiosis

Front

When one organism is helped and has no effect on the other, the relationship is called __________.

Back

commensalism

Front

Hawks and owls eat the same thing. That relationship is called ___________.

Back

competition

Front

Parasitic broodsac worms require two hosts to survive. TRUE or FALSE?

Back

TRUE

Front

An example of a parasite is _________.

Back

a tick

Front

What is mutualism?

Back

A relationship where both organisms benefit from the interaction.

Front

Define parasitism.

Back

A relationship where one organism benefits at the expense of another.

Front

What is competition in an ecosystem?

Back

When two or more organisms vie for the same resources, such as food or habitat.

Front

Give an example of commensalism.

Back

Barnacles attaching to a whale; the barnacle benefits while the whale is unaffected.

Front

What is the role of a predator in an ecosystem?

Back

A predator hunts and eats other organisms, helping to control population sizes.