Relationships Among Organisms Answers

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5

Why are invasive species dangerous to the environment?

A
They pollute the environment.
B
They are always predators.
C
They threaten biodiversity.
D
They bring abiotic factors.
8

Which is most likely to help an introduced species become invasive?

A
a low reproductive rate
B
big difference between original and new habitats
C
a strong predator in new habitat
D
great tolerance to a wide range of conditions
10

As human travel increases, the number of introduced species likely

A
decreases.
B
increases.
C
stays the same.
D
is eliminated.

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