Biodiversity and 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.HS-LS2-6

NGSS.HS-LS4-5

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

• True

• False

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

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.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Invasive species can cause or lead to the --- [choose 2]

• increase of native plants and animals.

• habitats to be permanently altered.

• decrease of invasive plants and animals.

• extinction of native plants and animals.

Tags

NGSS.MS-LS2-4

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

• True

• False

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Biodiversity refers to ---

• extinct species.

• the variety of species on Earth.

• nonrenewable resources.

• the rate of species decline.

Tags

NGSS.MS-LS2-5

These were released in Australia to eat cane beetles, but now they are an invasive species and number in the millions.

• dingo
• Kangaroo
• Cane toad
• Rabbits

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

1. What makes a species invasive?

• Moving to a new ecosystem and taking resources from natives 
• Not having papers
• Species that can't adapt
• Plants that take up too much space

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Exotic or invasive species leads to all of these problems except

• increased biodiversity
• loss of biodiversity
• disease
• loss of native species

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5