Symbiosis

Front

What is symbiosis?

Back

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

Front

What are the three main types of symbiosis?

Back

The three main types of symbiosis are mutualism, commensalism, and parasitism.

Front

Define mutualism.

Back

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

Front

Give an example of mutualism.

Back

An example of mutualism is the relationship between hummingbirds and flowers, where hummingbirds get nectar and flowers get pollinated.

Front

Define commensalism.

Back

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

Front

Give an example of commensalism.

Back

An example of commensalism is skunks living in burrows abandoned by woodchucks.

Front

Define parasitism.

Back

Parasitism is a type of symbiotic relationship where one organism benefits at the expense of the other.

Front

Give an example of parasitism.

Back

An example of parasitism is a mosquito feeding on a human's blood.

Front

What is a host in a parasitic relationship?

Back

A host is the organism that is harmed or used by the parasite for nourishment.

Front

What is a parasite?

Back

A parasite is an organism that lives on or in a host and gets its food at the host's expense.