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MCQs

Total Questions : 108 | Page 9 of 11 pages
Question 81. Polymetallic nodules on the ocean floor contain significant amounts of:
  1.    Cu"“Ni"“Co
  2.    Pb"“Zn"“Ti
  3.    Hg"“Mo"“Pt
  4.    U"“Th"“Nb
 Discuss Question
Answer: Option A. -> Cu"“Ni"“Co


-NA-


Question 82. Bouguer correction is applied to correct for the gravity anomaly due to mass between station
location and
  1.    mean sea level
  2.    local datum plane
  3.    base of upper crust
  4.    Mohorovicic discontinuity
 Discuss Question
Answer: Option B. -> local datum plane


-NA-


Question 83. On a photo-scale of 1:40000, a square shaped open cast coal mine of 1 km2 area would have an area of (in cm2)
  1.    2.50
  2.    4.00
  3.    6.25
  4.    12.00
 Discuss Question
Answer: Option C. -> 6.25


-NA-


Question 84. Which one of the following can be estimated from SP log against a saline-water saturated sandstone
formation encountered in a well?
  1.    Resistivity of formation water
  2.    Degree of water saturation
  3.    Depth of invasion
  4.    Permeability
 Discuss Question
Answer: Option A. -> Resistivity of formation water


-NA-


Question 85. If the rake of net slip of an inclined fault is 90°, the fault is
  1.    strike-slip fault
  2.    dip-slip fault
  3.    oblique-slip fault
  4.    transcurrent fault
 Discuss Question
Answer: Option B. -> dip-slip fault


-NA-


Question 86. Choose the correct pair of plutonic rock and its volcanic equivalent.
  1.    Gabbro"“Trachyte
  2.    Syenite"“Andesite
  3.    Granite"“Rhyolite
  4.    Granodiorite"“Basalt
 Discuss Question
Answer: Option B. -> Syenite"“Andesite


-NA-


Question 87. Which one of these is NOT a source of sufficient water supply but can transmit certain quantity of
water on a regional scale due to leakage?
  1.    Aquifer
  2.    Aquitard
  3.    Aquiclude
  4.    Aquifuge
 Discuss Question
Answer: Option B. -> Aquitard


-NA-


Question 88. The Jurassic stratigraphic succession of Kutch is characterized by which one of the following?
  1.    Cephalopods
  2.    Trilobites
  3.    Brachiopods
  4.    Graptolites
 Discuss Question
Answer: Option A. -> Cephalopods


-NA-


Question 89. Which one of the following mineral constituents exhibits strong absorption in the UV-blue band of
the EM spectrum due to charge transfer effect leading to colouration?
  1.    Fe-O
  2.    Si-O
  3.    Al-OH
  4.    Mg-OH
 Discuss Question
Answer: Option A. -> Fe-O


-NA-


Question 90. Which of the following is NOT a variety of silica (SiO2)?
  1.    Jasper
  2.    Coesite
  3.    Stishovite
  4.    Flinkite
 Discuss Question
Answer: Option D. -> Flinkite


-NA-


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