During the Cambrian Period, the Ancestral Rocky Mountains and associated basins began to form in the western part
of North America.
a. True
b. False
False
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The most urbanized nation in the region is
A) Uzbekistan
B) Kazakhstan
C) Tajikistan
D) Afghanistan
E) Mongolia
The difference between point pollution and nonpoint pollution is that
A) point pollution has a clear source. B) it is not possible to clean up point pollution. C) nonpoint pollution is water pollution while point pollution is air pollution. D) none of the above
Which is a characteristic of a less developed country?
a. low percentage of population in agriculture b. high energy use c. low population growth rate d. high birth rate e. high amount of leisure time
Cones of depression form when _____
a. sinkholes coalesce b. too much water is pumped from wells c. aquifers are recharged d. the climate is wetter than normal e. springs dry up