Symbiotic Relationships

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 symbiotic relationships?

Back

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

Front

Define mutualism.

Back

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

Front

Define commensalism.

Back

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

Front

Define parasitism.

Back

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

Front

Example of mutualism: Red-billed oxpeckers and impala.

Back

Red-billed oxpeckers eat parasites off impala, benefiting from food while helping the impala by removing harmful parasites.

Front

Example of commensalism: Hermit crabs and snail shells.

Back

Hermit crabs use shells left by dead snails for protection, benefiting from the shell while the snail is not affected.

Front

Example of parasitism: Ticks and mammals.

Back

Ticks feed on the blood of mammals, benefiting from the food while harming the host.

Front

What symbol represents mutualism?

Back

The symbol for mutualism is +,+, indicating that both species benefit.

Front

What symbol represents commensalism?

Back

The symbol for commensalism is +,0, indicating that one species benefits while the other is unaffected.