Symbiosis and Invasive Species

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.

Tags

NGSS.MS-LS2-2

Front

Define mutualism.

Back

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

Front

Give an example of mutualism.

Back

An example of mutualism is bees pollinating flowers while obtaining nectar.

Front

Define commensalism.

Back

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

Front

Give an example of commensalism.

Back

An example of commensalism is barnacles attaching to whales; the barnacles benefit by getting a ride, while the whale is unaffected.

Front

Define parasitism.

Back

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

Front

Give an example of parasitism.

Back

An example of parasitism is a tick feeding on the blood of a mammal.

Front

What is an invasive species?

Back

An invasive species is a non-native species that spreads widely in a new habitat, often causing harm to the environment, economy, or human health.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Front

How can invasive species affect native species?

Back

Invasive species can outcompete native species for resources, introduce diseases, and disrupt local ecosystems.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5