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Chapter 47: Q 13. (page 1400)
Exotic species are especially threatening to what kind of
ecosystem?
a. deserts
b. marine ecosystems
c. islands
d. tropical forests
The correct option is (c).
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A secondary plant compound might be used for which of
the following?
a. a new crop variety
b. a new drug
c. a soil nutrient
d. a pest of a crop pest
Converting a prairie to a farm field is an example of
________.
a. overharvesting
b. habitat loss
c. exotic species
d. climate change
About what percentage of land on the planet is set aside
as a preserve of some type?
a. 1 percent
b. 6 percent
c. 11 percent
d. 15 percent
Describe the two methods used to calculate
contemporary extinction rates.
Certain parrot species cannot be brought to the United
States to be sold as pets. What is the name of the
legislation that makes this illegal?
a. Red List
b. Migratory Bird Act
c. CITES
d. Endangered Species Act (ESA)
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