Q U I Z NO. 5
151. Molten rock beneath the Earth's crust is called:
w) magma
x) liquicite
y) lava
z) igneous
ANSWER: W – MAGMA
152. The jet-stream lies between which two layers of th earth's
atmosphere?
w) thermosphere and ionosphere
x) mesosphere and thermosphere
y) troposphere and stratosphere
z) stratosphere and mesosphere
ANSWER: Y -- TROPOSPHERE AND STRATOSPHERE
3. The degree of aridness of a geographic region is generally defined
as the ratio of precipitation to:
w) condensation
x) evaporation
y) transpiration
z) snowpack depth
ANSWER: X – EVAPORATION
4. In the nebular hypothesis, each planet is formed from which of the
following?
w) a comet
x) a number of moons
y) a passing star
z) a ring of gas
ANSWER: Z -- A RING OF GAS
5. There are three commonly detectable points of zero polarization of
diffuse sky radiation, neutral points, lying along the vertical circle through
the sun. Which of the following is NOT one of these points? Is it the:
w) Arago Point
x) Babinet Point
y) Brewster Point
z) Longfellow Point
ANSWER: Z -- LONGFELLOW POINT
6. An igneous rock which is commonly black, has a glassy texture, and
has a conchoidal (pron: kong-koid-al) fracture is whic of the following?
w) pelite (pron: pel-ite)
x) calcite
y) obsidian
z) none of the above
ANSWER: Y – OBSIDIAN
7. In geological studies, a breccia contains particle that have which
of the following shapes?
w) rounded
x) angular
y) square
z) spheroidal
ANSWER: X – ANGULAR
8. Which of the following is the most important chemically-active fluid
involved in the formation of rocks?
w) hydrochloric acid
x) sulfuric acid
y) water
z) methane
ANSWER: Y – WATER
9. Diamond and graphite are polymorphs of which of th following elements?
w) magnesium
x) carbon
y) sulfur
z) nitrogen
ANSWER: X – CARBON
10. The streak of a mineral can be obtained most easil by performing
which of the following tests?
w) rubbing the mineral on an unglazed white tile
x) putting the mineral into acid
y) scratching the mineral with a diamond
z) examining the mineral under a microscope
ANSWER: W -- RUBBING THE MINERAL ON AN UNGLAZED WHITE TILE
11. Which of the following pairs of minerals are difficult to tell
apart because both are always dark in color and almost equally hard?
w) muscovite and orthoclase
x) muscovite and quartz
y) hornblende and talc
z) hornblende and augite
ANSWER: Z -- HORNBLENDE AND AUGITE
12. A specialized form of concordant igneous intrusion that is
characterized by a dome in the country rock and a nearly planar floor
is called a:
w) lopolith
x) laccolith
y) batholith
z) stock
ANSWER: X – LACCOLITH
13. The most common mineral found in igneous rock is:
w) feldspar
x) olivine
y) muscovite
z) fluorite
ANSWER: W – FELDSPAR
14. The metamorphic rock which forms from pure limestone is:
w) slate
x) gneiss
y) schist
z) marble
ANSWER: Z – MARBLE
15. Which coal is considered a metamorphic rock?
w) anthracite coal
x) bituminous coal
y) lignite coal
z) all of these
ANSWER: W – ANTHRACITE
16. The earth's average density is:
w) 2.82 grams per cubic centimeter
x) 4.75 grams per cubic centimeter
y) 5.52 grams per cubic centimeter
z) 10.5 grams per cubic centimeter
ANSWER: Y -- 5.52 GRAMS PER CUBIC CENTIMETER
17. The continental shelves comprise what percentage o the Earth's
total
land area?
w) 38 percent
x) 28 percent
y) 18 percent
z) 8 percent
ANSWER: Y -- 18 PERCENT
18. Continental shelves range in width from:
w) 1,500 to 5,000 kilometers
x) 1,500 to 3,000 kilometers
y) 0 to 5,000 kilometers
z) 0 to 1,500 kilometers
ANSWER: Z -- 0 TO 1,500 KILOMETERS
19. The transport of energy or matter across the parallels of latitude
in a north-south direction or the reverse is called:
w) global transport
x) air transport
y) meridional transport
z) polar transport
ANSWER: Y -- MERIDIONAL TRANSPORT
20. Orthoclase is what number on Moh's hardness scale?
w) 4
x) 5
y) 6
z) 7
ANSWER: Y – 6
21. Which of the following is
the chemical formula for calcite?
w) CaCO3
x) CaMgSO4
y) FeCO3
z) FeS2
ANSWER: W -- CaCO3
22. The nickname, "Fool's Gold," refers to which of th
following?
w) calcite
x) apatite
y) fluorite
z) pyrite
ANSWER: Z – PYRITE
23. Which of the following is the only element which i
"mined" from the sea? Is it:
w) copper
x) magnesium
y) uranium
z) zinc
ANSWER: X – MAGNESIUM
24. Which physical phenomenon or principle is most often applied in the
search for petroleum reservoirs?
w) magnetic field distortions
x) electromagnetic radiation
y) natural radioactive decay of minerals
z) acoustic wave transmission and reflection
ANSWER: Z -- ACOUSTIC WAVE TRANSMISSION AND REFLECTION
25. Which of the following names is given to the supercontinent thought
to have existed in the Cambrian period? Is it:
w) Pangaea
x) Afrasia
y) Gondwanaland
z) Europia
ANSWER: W – PANGAEA
27. Which of the following is the oldest period of tim lasting from the
beginnings of the earth to approximately 570 million year ago?
w) Precambrian
x) Pleistocene (pron: ply-sto-sin)
y) Miocene (pron: my-o-sin)
z) Jurassic
ANSWER: W – PRECAMBRIAN
28. Which of the following time periods includes part of the geologic
range of dinosaurs?
w) Mississippian
x) Devonian
y) Jurassic
z) none of the above
ANSWER: Y – JURASSIC
29. Multiple Choice: On the Phanerozoic time scale, which of the following
geologic periods occurred approximately 65 to 136 million years ago? Is it:
w) Cambrian
x) Ordovician
y) Carboniferous
z) Cretaceous
ANSWER: Z – CRETACEOUS
30. Multiple Choice: The emergence of land plants is generally accepted
as occurring during what period on the geologic time scale:
w) Cretaceous
x) Triassic
y) Permian
z) Silurian
ANSWER: Z – SILURIAN
31. Angiosperms developed during the:
w) Precambrian period
x) Cenozoic era
y) Paleozoic era
z) Mesozoic era
ANSWER: Z -- MESOZOIC ERA
32. On a topographic map, lines that connect points of the same
elevation are termed:
w) benchmarks
x) bathymetric lines
y) contour lines
z) isobars
ANSWER: Y -- CONTOUR LINES
33. Of the following, the color blue on a topographic map indicates
what surface feature?
w) vegetation
x) water
y) photorevision
z) rock formations
ANSWER: X – WATER
34. Of the following choices, the color purple on a topographic map
indicates what surface feature?
w) vegetation
x) water
y) photorevision
z) rock formations
ANSWER: Y – PHOTOREVISION
35. Which of the following names is used to describe the zero degree
longitudinal line that runs through Greenwich, England?
w) Great Circle
x) Principle Line
y) Longitudinal Maximum
z) Prime Meridian
ANSWER: Z --PRIME MERIDIAN
36. Another method of locating
points on a map besides the longitude and latitude method which is frequently
employed in the western states is known as the:
w) Arc Method
x) Tier and Range System
y) Square Similar Method
z) none of these
ANSWER: X -- TIER AND RANGE SYSTEM
37. Multiple Choice: A point of known or assumed elevation on a
topographic map is termed:
w) benchmark
x) contour line
y) bathymetric point
z) none of these
ANSWER: W – BENCHMARK
38. Which of the following terms is used to describe the angular difference
between TRUE north and magnetic north on a topographic map? Is it:
w) Magnetic field
x) Magnetic intensity
y) Magnetic inclination
z) Magnetic declination
ANSWER: Z -- MAGNETIC DECLINATION
39. In geological studies, a fracture in the earth's surface along
which movement has taken place is termed:
w) tension fracture
x) gash fracture
y) fault
z) none of these
ANSWER: Y – FAULT
40. In geological studies, a fault in the earth's surface in which the
hanging wall has moved down relative to the footwall is termed:
w) normal fault
x) reverse fault
y) upthrust fault
z) none of these
ANSWER: W -- NORMAL FAULT
41. In geological studies, a reverse fault having a di less than 10
degrees is known as which of the following types of faults.
w) normal
x) overthrust
y) strike-slip
z) none of the above.
ANSWER: X – OVERTHRUST
42. The San Andreas fault in California is a classic example of which
of the following types of faults?
w) tear fault
x) upthrust fault
y) dip-slip fault
z) strike-slip fault
ANSWER: Z -- STRIKE-SLIP FAULT
43. Of the following states, the
principal bituminous coal producing state in the United States is:
w) Tennessee
x) Illinois
y) Pennsylvania
z) West Virginia
ANSWER: Z -- WEST VIRGINIA
44. Continents have three major features. The oldest areas of each
continent are the:
w) folded mountains
x) stable platforms
y) mountain cores
z) shields
ANSWER: Z – SHIELDS
45. Cordaites (pron:
kor-day-i-tees) were the ancestor of one of the following. Were they primitive:
w) amphibians
x) cone-bearing trees
y) snakes
z) sharks
ANSWER: X -- CONE-BEARING TREES
46. The fossils found in the tar pits of Rancho La Bre in Los Angeles
included all of the following EXCEPT one. Which one was absent?
w) saber-toothed cat
x) dire wolf
y) wooly mammoth
z) giant ground sloth
ANSWER: Y -- WOOLY MAMMOTH
47. The fossil archaeopteryx is
the earliest known example of:
w) mammal
x) fish
y) bird
z) snake
ANSWER: Y – BIRD
48. Large streams that enter a standing body of water produce which of
the following geological features at their mouths?
w) deltas
x) load casts
y) anticlines
z) sync (pron: sink)
ANSWER: W – DELTAS
199. The Cromwell Current is a subsurface current that flows how? Does
it flow:
w) west in the Atlantic Ocean
x) east in the Atlantic Ocean
y) east in the Pacific Ocean
z) west in the Pacific Ocean
ANSWER: Y -- EAST IN THE PACIFIC OCEAN
200. Crinoids are the same as one of the following. Which one is it? Is
it
w) algae
x) sea scorpions
y) sea lilies
z) lobe-finned fishes
ANSWER: Y -- SEA LILIES
