Ecology and Symbiotic Relationships

Front

What type of relationship exists between a tapeworm and a cat?

Back

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

Front

What is a relationship between two species where one benefits while the other is harmed?

Back

Parasitism: A type of symbiotic relationship where one species benefits and the other is negatively affected.

Front

What is competition in ecology?

Back

A symbiotic relationship where two species fight for the same resources.

Front

In competition, what happens between species?

Back

Both species fight for something they need or want.

Front

What is an example of parasitism?

Back

Mistletoe extracting water and nutrients from a spruce tree, harming the tree.

Front

Define mutualism.

Back

A symbiotic relationship where both species benefit from the interaction.

Front

What is commensalism?

Back

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

Front

Give an example of mutualism.

Back

Bees pollinating flowers; bees get food while flowers reproduce.

Front

What is predation?

Back

A relationship where one organism (the predator) kills and eats another organism (the prey).

Front

How does parasitism differ from predation?

Back

In parasitism, the host is not usually killed, while in predation, the prey is killed.