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4/12 Invasive Species

Posljednje ažuriranje about 1 year ago

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Pitanje 1

1.

What are invasive species?

Nonnative organisms that are introduced and live in harmony in an ecosystem

Nonnative organisms that compete with native organisms and can threaten ecosystem survival

Native organisms that evole to outcomplete their competition

Pitanje 2

2.

How are invasive species introduced into new ecosystems?

On purpose

On accident

Neither

Pitanje 3

3.

Name some of the examples of invasive species from the video.

Pitanje 4

4.

Why are invasive species a problem for ecosystems?

Pitanje 5

5.

How can we stop the spread of invasive species?

Pitanje 6

6.

Why are invasive species often successful in nonnative habitats?

They are specialst, K-selected species and can outcompete native species

They have no natural predators in the ecosystem

They are generalist, r-selected species and can outcompete native species

Invasive Species - Most Wanted

http://www.invasivespeciesinfo.gov

http://invasivespecies.gov

http://www.fws.gov/invasives/

http://www.pbs.org/wnet/nature/episodes/animals-behaving-worse/americas-least-wanted/911/

http://www.popularmechanics.com/science/environment/4344787#slide-1

Pitanje 7

7.

Use the links above to fill in the chart.

Pitanje 8

8.

Use the links above to fill in the chart.

Pitanje 9

9.

Define an invasive species in your own words.