The area of origin of a river is the
A. headwater.
B. tributary.
C. mouth.
Answer: A
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Curitiba, Brazil, has shown us that ________
A) traffic flows smoothly once pedestrians and bicycles are eliminated B) once roads are widened, traffic congestion decreases C) unregulated urban sprawl produces severe air pollution D) an expanded bus system, affordable to all, can solve a large city's traffic congestion E) prohibition of all motorized vehicles within cities reduces pollution and saves energy
Wilderness areas ________
A) are biosphere reserves managed by UNESCO B) were set up under the administration of George W. Bush in the early 2000s C) allow hunting as long as proper permits are acquired D) were set up under the wise-use movement of the 1980s and 1990s E) are off-limits to development of any kind but are open to low-impact recreation
Which is the LEAST developed region among the following?
A) North America B) Eastern Europe C) Southwest Asia D) Western and Central Europe E) East Asia
Which of the following does not appear as a capital letter identifying on of the major climate groups in the Köppen classification system?
A) A B) B C) C D) D E) W