LT1.6 Ecosystem Health (Biodiversity & 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

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-LS2-4

NGSS.MS-LS2-1

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-LS2-4

This invasive species came over in boats from Europe in the 1980's. They harm native fish, clog pipes and ruin beaches.

• Sea Lamprey

• Zebra Mussel

• Asian Carp

• Feral Swine

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 ecosystems in equilibrium.

Tags

NGSS.MS-LS2-4

Which of these words does NOT describe an invasive species?

• alien

• intruder

• non-native

• natural

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

• too much food.

• human action.

• weather events.

• asteroids.

Tags

NGSS.MS-ESS3-4

Invasive species cause harm to the --- [choose 3]

• economy.

• atmosphere only.

• environment.

• health of organisms.

• water only.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

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

• True

• False

Invasive species --- [choose 3]

• take over the habitat of other organisms.

• increases the populations of native organisms.

• decrease biodiversity.

• increase biodiversity.

• cause the populations of native organisms to decrease.