XIV. Questions (375-400) Flashcards
A clinometer is required to measure what?
Angle of inclination of beds
A cephalopod which is coiled like a screw is described by which term? a. Evolute b. Brevicone c. Conispiral d. Involute
c. Conispiral
A body of rock that wedges into another body of a different lithology is named what? a. Lentil b. Finger c. Bedule d. Tongue
d. Tongue
A body of strata that cannot be designated a formal stratigraphic unit is known as? a. Lithozone b. Lithotope c. Lithoid d. Lithosere
a. Lithozone
A batholith is characterized by all of the following except a) fairly coarse-grained rocks b) pegmatite dikes c) rocks of different colors and texture d) predominantly extrusive rocks e) rocks of different composition along margins
d) predominantly extrusive rocks
A basaltic promontory (undersea plateau) in the West Philippine basin o Cagayan Ridge o Benham Rise o Scarborough Shl o Spratly islands
o Benham Rise
A biozone is the basic unit in biostratigraphic classification, of which there are several types. This biozone type is a body of fossiliferous strata between two specified biostratigraphic horizons a. range zone b. interval zone c. lineage zone d. abundance zone
b. interval zone
A basin that forms on the side of a volcanic arc away from the trench o forearc basin o backarc basin o midarc basin o rift basin
o backarc basin
A class of materials having a small or large region of elastic behavior but only a small of ductile behavior before they fracture. a. brittle c. fracture b. ductile d. elastic
a. brittle
A body on the surface of the earth is acted upon by gravity and centrifugal force. The resultant force passes thru the a. earth center of gravity b. away from the earth’s center of gravity
a. earth center of gravity
A broad strip of land built by sedimentation on both sides of a stream channel is called: A) The flood plain; B) The meander loop; C) The channel; D) The point bar
A) The flood plain
A city is underlain on a plain underlain by sedimentary rocks. If one goes from the city either to the east or west, the rocks become older in age. Which best explains the situation? a. The city is underlain by an eroded strike-slip fault. b. The city is an eroded anticline. c. The city is an eroded monocline. d. The city is an eroded syncline.
b. The city is an eroded anticline.
A bowl- or funnel-shaped depression on a volcano is called a a) crater b) caldera c) cone d) magma reservoir
a) crater
A cliff formed by a fault. (a) fault scarp (b) erosional scarp (c) rejuvenated scarp
a) fault scarp
A cleavage consisting of closely spaced micro faults or fractures that divide the rock into a series of tabular bodies is known as: A) Slaty cleavage; B) Fracture cleavage; C) Shear cleavage; D) Bedding cleavage
B) Fracture cleavage
A braided stream is one that has: A) A single channel; B) A deep, narrow valley; C) Several meanders; D) Several oxbow lakes; E) Multiple interconnected channels
E) Multiple interconnected channels
A cirque can be described as a(an): A) Deposit consisting of outwash and till; B) Erosional remnant of a mountain; C) Deep scratch caused by abrasion; D) Bowl-shaped depression at the upper end of a glacial trough; E) Type of lake in which dark- and light-colored thin layers are deposited
D) Bowl-shaped depression at the upper end of a glacial trough
A clastic sediment can be cemented by carbonate.
True
A city is situated on a hill underlain by sedimentary rocks. If one goes away from the city along opposite (i.e. two) directions, the rocks become progressively older. The city is an eroded a. Anticline b. Syncline c. Basin d. Dome e. Diapir
d. Dome
A coarse sandstone with very angular fragments. It was probably deposited at the mouth of fast flowing river a. Greywacke b. Grit c. Quartzite d. Arkose
b. Grit
A basic drainage pattern forming ring-like tributaries intercepting radial streams a. Annular b. Rectangular c. Parallel d. Trellis
a. Annular
A coarse grained acid rock consisting of quartz (20-40%), alkali feldspar and various ferromagnesian minerals, dominantly hornblende and biotite; apatite, magnetite are most common accessory minerals a. diorite b. andesite c. granodiorite d. dacite
c. granodiorite
A certain volume of sand is said to have a porosity of 0.25 and the volume of voids contained in this sand is 6.875 m3. What is the total volume of the sand? a. 27 500 000 cm3 b. 1 718 750 cm3 c. 36 364 cm3 d. 37 364 cm3
a. 27 500 000 cm3
A class that includes water for the propagation survival and harvesting of shellfish for commercial purposes. a. Class SA b. Class A c. Class SB d. Class C
a. Class SA
