Invasive Species Maryland

When taken to a new habitat, non-native plants often threaten native plants of the new habitat.  Why do they do this?

• Non-native plants are able to mutate rapidly

• Non-native  plants cause native animals to relocate

• Non-native plants are able to be used for medicine

• Non-native plants compete with native plants for resources

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

What effect will an invasive species have on the carrying capacity of an ecosystem?

• The carrying capacity will increase

• The carrying capacity for everyone will decrease

• The carrying capacity will only decrease for those in competition for same resource

• The carrying capacity for all animals will stay the same

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

If a blue catfish is introduced and eats the large fish who eat the smaller fish, what will happen to the population of the smaller fish?

• Increase

• Decrease

• Stay the same

• No affect on smaller fish

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Invasive species have a negative impact on...

• the ecosystem

• the economy

• Both the ecosystem and the economy

• None of these

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

The lack of natural predators makes populations of invasive species unmanageable?

• True

• False

Tags

NGSS.MS-LS2-4

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 ecosystem in equilibrium

Tags

NGSS.MS-LS2-4

Invasive species alter the ecosystem by ______ in number quickly. This leads to ______ food for the native species.

• increasing, less

• increasing, more

• decreasing, less

• decreasing, more

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

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 (on purpose).

• True

• False

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