Gly Test 3 Practice Ch 19

35 Questions  I  By Elfernagomez on April 22, 2013

  
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Question Excerpt

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1.  Desertification has been particularly well documented over the past 50 years in ________.
A.
B.
C.
D.
2.  Which one of the following is a low-latitude desert characterized by high atmospheric pressures and descending air masses (not rain shadow deserts).
A.
B.
C.
D.
3.  Which one of the following statements concerning rock weathering is true?
A.
B.
C.
D.
4.  Which one of the following is the one best measure of the wetness or dryness of a region?
A.
B.
C.
D.
5.  Which one of the following concerning desert lands is false?
A.
B.
C.
D.
6.  Which one of the following will effectively limit further deflation in a given area?
A.
B.
C.
D.
7.  ________ are both dry land, erosional features cut from bedrock.
A.
B.
C.
D.
8.  Desert and steppe lands cover about what percentage of Earth's land area?
A.
B.
C.
D.
9.  How are sand grains transported by the wind?
A.
B.
C.
D.
10.  Which one of the following statements is true?
A.
B.
C.
D.
11.  Inselbergs are ________.
A.
B.
C.
D.
12.  Which of the following best describes the climatic factors that cause low latitude deserts like the Sahara in Africa?
A.
B.
C.
D.
13.  ________ dunes result from persistent, onshore winds in certain coastal areas.
A.
B.
C.
D.
14.  In which area would surface water most effectively infiltrate into the local groundwater system?
A.
B.
C.
D.
15.  Which one of the following would probably not affect the size and depth of a blowout?
A.
B.
C.
D.
16.  Which of the following characteristics would suggest geologically recent, fault uplift of a desert mountain range?
A.
B.
C.
D.
17.  Deposition of glacial rock flour from blowing winds is responsible for ________.
A.
B.
C.
D.
18.  Assume that the central slip face of a barchan dune slopes downhill toward the east. What is the direction of the prevailing wind?
A.
B.
C.
D.
19.  Loess deposits in the central United States ________.
A.
B.
C.
D.
20.  ________ refers to the "bouncing" mode of sand transport in a windstorm or stream.
A.
B.
C.
D.
21.  During a typical sandstorm, saltating sand grains reach a maximum height of ________ above the land surface.
A.
B.
C.
D.
22.  ________ have rainfall amounts and soil moisture contents between those of true deserts and humid lands.
A.
B.
C.
D.
23.  What mature, desert landscape feature consists of coalesced alluvial fans?
A.
B.
C.
D.
24.  A ________ is an intermittent stream channel in the dry land areas of the western United States.
A.
B.
C.
D.
25.  Which one of the following statements is correct?
A.
B.
C.
D.
26.  How is desert pavement formed?
A.
B.
C.
D.
27.  Which of the following statements concerning dry lands is not true?
A.
B.
C.
D.
28.  Rainshadow deserts are common in ________.
A.
B.
C.
D.
29.  Most dry lands lie between ________ degrees north and south of the equator.
A.
B.
C.
D.
30.  Which one of the following is determined by the angle of repose for dry sand?
A.
B.
C.
D.
31.  ________ dunes are long, high, sand dunes parallel with the prevailing wind direction.
A.
B.
C.
D.
32.  Which one of the following statements about sand dunes is correct?
A.
B.
C.
D.
33.  How is desert pavement formed?
A.
B.
C.
D.
34.  A ________ is formed by abrasion of rocks by windblown sand.
A.
B.
C.
D.
35.  A ________ is a crescent-shaped dune whose tips point downwind.
A.
B.
C.
D.
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