Global Connection: Human Impact on Population Size Answers

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The application of pesticides to control an invasive species is an example of _______.

A
mechanical control
B
chemical control
C
biological control
D
all of the above
3

Which of the following is not a possible consequence of the introduction of invasive species?

A
changes to the existing gene pool
B
changes to an area’s diversity
C
fragmentation, destruction, or alteration of habitats
D
no consequences
4

The introduction of a virus to control an invasive species is an example of _______.

A
mechanical control
B
chemical control
C
biological control
D
all of the above
5

Physical removal of an invasive species is an example of _______.

A
mechanical control
B
chemical control
C
biological control
D
all of the above
6

Physical removal of an invasive species is an example of _______.

A
mechanical control
B
chemical control
C
biological control
D
all of the above
7

Which of the following is not a possible consequence of the introduction of invasive species?

A
changes to the existing gene pool
B
changes to an area’s diversity
C
fragmentation, destruction, or alteration of habitats
D
no consequences
8

The application of pesticides to control an invasive species is an example of _______.

A
mechanical control
B
chemical control
C
biological control
D
all of the above
9

The introduction of a virus to control an invasive species is an example of _______.

A
mechanical control
B
chemical control
C
biological control
D
all of the above
10

What factor creates the most difficulty in predicting the possible consequences of different control methods?

A
species interactions
B
feeding patterns
C
habitat changes
D
breeding patterns

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