Biodiversity Ecosystems Invasive Species

What is an invasive species?

• A native (naturally found) species which are added to an area. 

• A non-native (not naturally found) species added to an area. 

• A keystone species in an environment

• none of the above

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

TRUE or FALSE? Invasive species grow quickly due to the lack of predators. This leads to a decline or extinction of the native population.

• True

• False

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

A species that is not native to an area is called a ---

• Native Species.

• Natural Species.

• Invasive Species.

• Symbiotic Species.

Tags

NGSS.MS-LS2-5

Why do the populations of invasive species grow so quickly?

• Invasive Species are native to an area.

• Invasive species are prey to many animals.

• Invasive species have no predators.

• Invasive species keep the ecosystems in equilibrium.

Tags

NGSS.MS-LS2-2

How can the introduction of an invasive species affect genetic diversity?

• It can increase genetic diversity by introducing new genes

• It generally has no effect on genetic diversity

• It can decrease genetic diversity by outcompeting native species for resources

• It can ensure the genetic purity of native species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS4-4

The primary cause of the introduction of invasive species introduction is ---

• too much food.

• human action.

• weather events.

• asteroids.

Tags

NGSS.MS-ESS3-4

TRUE or FALSE? Invasive species can be introduced to an ecosystem accidentally.

• True

• False

TRUE or FALSE? Invasive species can be introduced to an ecosystem intentionally.

• True

• False

Tags

NGSS.MS-LS2-5

Biodiversity refers to ---

• extinct species.

• the variety of species on Earth.

• nonrenewable resources.

• the rate of species decline.

Kudzu has overgrown many parts of South Carolina and native ground plants have disappeared from the area. This is an example of ---

• Parasitism between kudzu and the native plants.

• A predator prey relationship between ground plants and kudzu.

• Competition occurring between the native and invasive species.

• Commesalism occurring between the kudzu and native plants.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4