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MH SET 2020: 27 December, Paper II, Earth Atmospheric Ocean and Planetary Science

  • Date: 27 December 2020
  • Paper code: JUN35220
  • Series: A
  • Language: Bilingual
  • 20 pages
MH SET 2020 question paper, 27 December 2020, Paper II, Earth Atmospheric Ocean and Planetary Science, page 1 of 20
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Test Booklet Code & Serial No.
                                                                                                                     A
       EARTH, ATMOSPHERIC, OCEAN AND PLANETARY SCIENCE
Signature and Name of Invigilator                                                                 Seat No.
1. (Signature) .........................................                                                   (In figures as in Admit Card)
      (Name) ................................................                     Seat No. ..............................................................
2. (Signature) .........................................                                                    (In words)

      (Name) ................................................                       OMR Sheet No.
JUN - 35220                                                                                          (To be filled by the Candidate)
Time Allowed : 2 Hours]                                                                                [Maximum Marks : 200
Number of Pages in this Booklet : 20                                                    Number of Questions in this Booklet : 100
                      Instructions for the Candidates
1.         Write your Seat No. and OMR Sheet No. in the space provided             1.
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2.         This paper consists of 100 objective type questions. Each question
           will carry two marks. All questions of Paper II will be compulsory.     2.
3.         At the commencement of examination, the question booklet
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JUN - 35220/II—A
     Earth, Atmospheric, Ocean and Planetary Science
                                     Paper II
Time Allowed : 120 Minutes]                                     [Maximum Marks : 200
Note : This Paper contains Hundred (100) multiple choice questions. Each question
        carrying Two (2) marks. Attempt All questions.
1.   Consider the diagram of adapical            2.   The first group of jawed fish to
     surface of cedaroid morphology.
     Choose the correct set of 5                      radiate extensively were the :
     morphological terms.
                                                      (A) Ostracoderms

                                                      (B) Placoderms

                                                      (C) Cephalaspidomorphs

                                                      (D) Anaspids

                                                 3.   The bottomhole temperature of a
                                                      hydrocarbon gas reservoir is 140°F.
                                                      What will be the amount of water
                                                      expansion, per unit volume, that
                                                      will occur when the pressure is
                                                      decreased from 4000 psi to 3270 psi.
                                                      (Given, estimated compressibility of
     (A) 1-ambularum,        2-interam-               water at 4000 psi is 2.8 × 10–6
         ulacrum, 3-ocular plate,
         4-genital plate, 5-aboral pole               psi–1).
     (B) 1-ambulacrum, 2-interam-
         bulacrum, 3-genital plate,                   (A) 4.02
         4-ocular plate, 5-aboral pole
     (C) 1-interambulacrum, 2-ambu-                   (B) 3.02
         lacrum, 3-genital plate, 4-ocular
         plate, 5-aboral pole
     (D) 1-interambulacrum, 2-ambu-                   (C) 2.02
         lacrum, 3-aboral pole, 4-ocular
         plate, 5-genital plate                       (D) 1.02

                                             3                                     [P.T.O.
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4.   A well drilled for petroleum                       6.   ........................... deposits are formed
     exploration         recorded         80°C               from cloud of ash that move out
     temperature at the depth of 3.2 km.                     horizontally        from a        vent      at
     Its formation temperature at a depth                    hurricane velocities following a
     of 1800 meters will be ................... .            volcanic explosion.
     (A) 85.9°C
                                                             (A) Air-fall
     (B) 55.9°C
                                                             (B) Solfataras
     (C) 65.9°C
                                                             (C) Blister
     (D) 75.9°C
                                                             (D) Surge
5.   The organic matter constituents are
                                                        7.   Animals from ............ environment
     listed below :
                                                             display little evolutionary change.
     (a) Protein (up to 50% or more)
                                                             (A) coral reef
     (b) Lipids (5 to 25%)
                                                             (B) deep-sea
     (c) Carbohydrates (not more than
                                                             (C) rock inter-tidal
          40%)

     (d) Lignins (25%)                                       (D) lagoonal

     Which of the above are true for                    8.   Important environmental factor that

     organic matter of marine origin from                    affects the type of organism in

     Petroleum source rock context ?                         estuary is :

     (A) (a), (b), (c)                                       (A) type of sediment

     (B) (a), (c), (d)                                       (B) salinity

     (C) (c), (a), (d)                                       (C) sunlight

     (D) (d), (b), (a)                                       (D) temperature

                                                    4
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9.   Match      the     following     site        10. One of the following is the greatest
     investigation in-situ test on the soil           reservoir of carbon :
     according to their characteristic                (A) Soil
     parameter :
                                                      (B) Terrestrial biomass
                       Test
                                                      (C) Atmosphere
     (a) Standard Penetration Test
                                                      (D) Deep ocean
     (b) Probing Penetration Test
                                                  11. A natural levee is :
     (c)   Cone Penetration Test
                                                      (A) formed by fluvial erosion
     (d) Field Vane Test
                                                      (B) built during periods of overbank
     Characteristic Parameters                            flooding
     (i)   Measures the soils reaction to             (C) present   only      in       the
           the continuous hydraulic                       mountainous terrain
           insertion of a cone into the
                                                      (D) absent along meandering rivers
           ground
                                                  12. Accelerated soil erosion is not
     (ii) It is dynamic penetration test
                                                      associated with :
          carried out inside borehole on
          granular soil                               (A) Expansion of rills

     (iii) To determine the undrained                 (B) Expansion of gullies
           shear strength of soft cohesive            (C) Increased sediment load in
           soils                                          streams
     (iv) It estimate soils penetration               (D) Increase in the thickness of soil
          resistance according to depth.                  profile
     Codes :                                      13. One of the following rivers has not
           (a)   (b)    (c)   (d)                     developed a megafan :

     (A) (ii) (i)       (iv) (iii)                    (A) Kosi

     (B) (iii) (iv) (ii) (i)                          (B) Gandak

     (C) (ii) (iv) (i)        (iii)                   (C) Chambal

     (D) (iv) (ii)      (i)   (iii)                   (D) Son

                                              5                                     [P.T.O.
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14. In the Thar desert of India one of          16. Cyprus type Cu-Zn deposits are
    the following is the most common                found in :
    and widespread sand dune type :                 (A) Island arcs
    (A) Barchan                                     (B) Passive continental margins
    (B) Star                                        (C) Mid oceanic ridges
    (C) Parabolic                                   (D) Continental rifts
    (D) Sief                                    17. Choose the correct combination of
15. Match the metalogenic terms of                  ore and location of its deposit :
    Column I with their descriptions                (A) Uranium —                Jaduguda
    given in Column II :
                                                    (B) Lead             —       Khetri
               Column I                             (C) Gold             —       Panna
    (a) Syngenetic                                  (D) Iron             —       Malanjkhand
    (b) Hypogene                                18. Match the following :
    (c) Epigenetic                                                     List I
    (d) Supergene                                   (1) Dissemination
               Column II                            (2) Segregation
    (P) Ores and minerals formed at                 (3) Residual liquid segregation
        the same time as their host
                                                    (4) Residual liquid injection
        rocks
                                                                    List II
    (Q) Ore formation by descending
        solutions                                   (i)   Chromite deposit of Keonjhar
                                                          (Odisha)
    (R) Ores emplaced into pre-existing
        rocks of any origin                         (ii) Titaniferous magnetite deposit
                                                         of Adivondaek region of
    (S) Ores formed by ascending                         New York
        solutions
                                                    (iii) Diamond deposit of Panna
    (T) Concentration caused by
                                                    (iv) Titaniferous magnetite bands of
        processes in the Earth's interior                Bushveld Complex
    Codes :                                         Codes :
        (a)    (b)   (c)   (d)                            (1)   (2)      (3)    (4)
    (A) (P) (S)      (R) (Q)                        (A) (iii) (i)        (iv) (ii)
    (B) (P) (R)      (S) (T)                        (B) (ii) (iii) (iv) (i)
    (C) (P) (T)      (R) (Q)                        (C) (i)     (ii)     (iii) (iv)
    (D) (S) (Q)      (P) (R)                        (D) (iii) (i)        (ii) (iv)
                                            6
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19. Analysis of coal that involves             22. Lithophile elements show affinity
    determination of weight percentage
                                                   for :
    of carbon, sulfur, nitrogen and
    oxygen is called :                             (A) Sulphide phase
    (A) Substrate                                  (B) Atmosphere
    (B) Clariviate
                                                   (C) Carbonate phase
    (C) Ultimate
                                                   (D) Silicate phase
    (D) Proximate
20. The Alpine-Himalayan orogenic belt         23. At an archaeological site, human
    characterizes the focal depths for :           remain were found and assigned an
    (A) Deep Earthquakes (700 to 400               age of 2000 years. One wants to
        km)                                        confirm this with 14C dating whose
    (B) Shallow Earthquakes (< 100                 half-life is 5730 years. If the
        km)                                        proportion of 14C/12C in the remains
    (C) Intermediate        Earthquakes            is 6 × 10–13, calculate their age
        (300-100 km)
                                                   (assume that the initial time the
    (D) Shallow Earthquakes (< 5 km)               14C/12C ratio was 1.2 × 10–12).
21. The major lithotectonic units in the
    Himalaya are bounded by thrust.                (A) 2379 years
    Arrange correctly the thrust/fault             (B) 3379 years
    system from north to south in this
    context.                                       (C) 4779 years
    (a) MCT                                        (D) 1379 years
    (b) Tethian Fault
                                               24. Widmanstatten        structure    is
    (c) MBT                                        associated with :
    (d) HFT
                                                   (A) Tektites
    (A) (b)   (a)   (c)   (d)
                                                   (B) Aerolites
    (B) (a)   (b)   (c)   (d)
    (C) (d) (a)     (b)   (c)                      (C) Siderolites

    (D) (c)   (a)   (b)   (d)                      (D) Siderites
                                           7                                    [P.T.O.
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25. A chondrite normalised REE                  28. A P-ray reflects from an interface as
    pattern of quartzo-feldspathic gneiss
                                                    both P- and S-rays. Compared to the
    shows a sharp positive anomaly of
                                                    angle of reflection of the P-wave,
    Eu, which indicate presence of :
                                                    that of the S-wave is :
    (A) Plagioclase in the sample
                                                    (A) The same
    (B) Quartz in the sample
    (C) Clinopyroxene in the sample                 (B) Always bigger

    (D) Sillimanite in the sample                   (C) Always smaller
26. Global scale event at ~ 1.8 Ga and              (D) Sometimes bigger, sometimes
    0.9 Ga refer to :
                                                          smaller
    (A) Amalgamation of super-
                                                29. Of the following electrical methods
        continent Columbia and
        Rodinia                                     which methods make use of the

    (B) Amalgamation of supercotinent               electric fields naturally present in
        Columbia and fragmentation of               the earth ?
        Rodinia
                                                    (i)   SP method
    (C) Fragmentation of Super-
                                                    (ii) Resistivity methods
        continent Columbia and
        Rodinia                                     (iii) Equipotential line method
    (D) Fragmentation of super-
                                                    (iv) Induced polarisation method
        continent Columbia and
        amalgamation of Rodinia                     (v) Telluric current method

27. Deep focus (~ 700 km) earthquakes               (vi) Electromagnetic methods
    are common in :
                                                    (A) (i), (ii), (iii)
    (A) Mid-oceanic ridge
                                                    (B) (i) and (v)
    (B) Island arc
    (C) Himalayan mountain belt                     (C) (iii) and (iv)

    (D) Continental rift                            (D) (iv) and (vi)

                                            8
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30. Calculate the free-air anomaly               33. ................................ is one of the
    observed on a mountain of height
    2000 m which is fully compensated                 allochemical          constituent         of
    by a root of depth t = 10 km. The                 carbonate rocks that is formed
    compensation is by a cylinder of
                                                      within the depositional basin by
    radius 20 km, the density of the crust
    is 2.67 g/cm3, and that of the mantle             fragmentation            of     penecon-
    is 3.27 g/cm3.                                    temporaneous, weakly cemented
     (A) 1932 gu                                      carbonate sediment.
     (B) 2743 gu
                                                      (A) Extraclast
     (C) 3854 gu
     (D) 4965 gu                                      (B) Peloid

31. For a series of point in a line and               (C) Bioclast
    at zero height which are affected by
    gravitational attraction exerted by               (D) Intraclast
    a buried sphere of density contrast
    1.5 gm/cm3, the anomaly versus               34. The mean atmospheric pressure at
    horizontal distance curve has a                   sea level is given equivalently as :
    maximum of 4.526 MGal and a point
    of inflexion at 250 m from the                    (A) 1013 mb (hpa)
    maximum. Calculate the anomalous
    mass.                                             (B) 984 mb (hpa)

     (A) 25.26 gu                                     (C) 1000 mb (hpa)
     (B) 45.26 gu
                                                      (D) 950 mb (hpa)
     (C) 52.43 gu
                                                 35. Which of          the following         Eon
     (D) 60.10 gu
                                                      characterizes the more tonalitic
32. Which of the following relations
    between blocking temperature,                     batholiths, more biomodal volcanic
    Tb and Curie temperature Tc is                    suites and the komatites ?
    correct ?
     (A) Tb is always greater than Tc                 (A) Phanerozoic

     (B) Tb is always less than Tc                    (B) Proterozoic
     (C) Tb is equal to or less than Tc
                                                      (C) Archean
     (D) Tb is equal to or greater than
         Tc                                           (D) Mesozoic
                                             9                                            [P.T.O.
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36. The strain velocity becomes zero in                      40. Example of primitive material that
    ........................... and is constant under            survived for the age of the solar
    ......................... .                                  system is :
      (A) Elastic flow, Plastic flow                             (A) Carbonaceous chondrites
      (B) Plastic flow, Elastic flow                             (B) Iron chondrites
      (C) Elastic flow, Rheology                                 (C) Magnesian Achondrites
      (D) Plastic flow, Creep                                    (D) Olivine peridotite
37. In diagenesis when transformation                        41. The meteorites of igneous origin
    of mineral typically involve changes                         that are thought to have been
    in crystal chemistry is termed as                            dislodged by impact from small
    .................... .
                                                                 bodies in the solar system are known
      (A) Neoformation                                           as :
      (B) Neomorphism                                            (A) Enstatite
      (C) Authigenesis                                           (B) Carbonaceous chondrites
      (D) Paragenetic sequence                                   (C) Achondrites
38. In the Big Bang model of formation                           (D) Ignimbrites
    and evolution of universe, the
    temperatures of Universe evolved                         42. The cause of equatorial bulge of the
    from :                                                       Earth is :

      (A) 1083 to 105 K                                          (A) Lunar gravitational attraction

      (B) –100 K to 1013 K                                       (B) Plate tectonics

      (C) 1015 to 103 K                                          (C) Earth's anticlockwise rotation

      (D) 1013 K to 3 K                                          (D) Centrifugal effect of the Earth's
                                                                     rotation
39. The most important evidence that
    the universe is expanding is                             43. The secondmost abundant element
    produced by :                                                in the bulk earth is :
      (A) Supernova Explosion                                    (A) Oxygen
      (B) Black holes                                            (B) Iron
      (C) Galactic collapse                                      (C) Magnesium
      (D) Doppler effect                                         (D) Silicon
                                                        10
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44. In Köppen climate system "BW"               47. One of the following parameters is
    climate is called :
                                                    not included in the calculation of
    (A) Monsoon                                     Froude Number :
    (B) Wet-and-dry
                                                    (A) Flow depth
    (C) Steppe
                                                    (B) Average velocity of flow
    (D) Desert
                                                    (C) Channel cross-sectional area
45. The most appropriate term for
    ecological succession beginning on a            (D) Acceleration due to gravity
    previously vegetated area that has
    been recently disturbed because of          48. The movement of soluble and fine-
    human activities is :                           grained material downward with
    (A) Primary Succession                          descending water into sites of the
                                                    soil B horizon.
    (B) Secondary Succession
    (C) Tertiary Succession                         (A) Illuviation
    (D) Bog Succession                              (B) Eluviation
46. Match the following :                           (C) Induration
                       List I                       (D) Imbrication
    (a) Atoll formation
                                                49. The ground water system in which
    (b) Gradualism                                  an aquifer is overlain and underlain
    (c) Glacial theory                              by an aquifer represents which type
    (d) Base level                                  of the following aquifer system ?
                   List II                          (A) Phreatic aquifer
    (i)   W.M. Davis                                (B) Perched aquifer
    (ii) Charles Darwin                             (C) Confined aquifer
    (iii) James Hutton
                                                    (D) Semiconfined aquifer
    (iv) J.L.R. Agassiz
                                                50. Which one of the following is not a
    Codes :
                                                    method of desalination ?
          (a)   (b)      (c)    (d)
                                                    (A) Distillation
    (A) (i)     (iii) (iv) (ii)
    (B) (ii) (iii) (iv) (i)                         (B) Reverse Osmosis

    (C) (i)     (ii)     (iii) (iv)                 (C) Electrodialysis
    (D) (ii) (iv) (iii) (i)                         (D) Electrochlorosis
                                           11                                    [P.T.O.
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51. The belt overlying the water table           54. Choose the correct set of beaches on
    in which water is drawn up from the              the west coast of India :
    zone of saturation and held against              (A) Mandvi—Colva—Marina
    the force of gravity in all or some
                                                     (B) Varkala— Kovalam—Rishi-
    of the rock interstices is called
                                                         knoda
    ............... .
                                                     (C) Digha—Colva—Ganpatipule
    (A) Specific retention
                                                     (D) Shrivardha n—Calang ute—
    (B) Static water level
                                                         Gokarna
    (C) Capillary fringe
                                                 55. One of the following deltas is
    (D) Potentiometric surface                       classified as a river-dominated
52. Coral bleaching is caused by :                   delta :

    (A) Excessive pollutains in sea                  (A) Mississippi
        water                                        (B) Nile
    (B) Excessive suspended sediments                (C) Mekong
        in sea water                                 (D) Ganga-Brahmaputra
    (C) Excessively cool sea water               56. Read the following statements and
        temperature                                  choose the correct answer :
    (D) Excessively warm sea water                   (I)   Maximum ocean salinity values
        temperature                                        occur in the subtropics and
53. Choose the correct answer regarding                    minimum values near the
    groin :                                                equator and the polar regions.

    (A) It is beach ridge built naturally            (II) The maximum salinity levels in
                                                          the subtropics are produced by
    (B) It is a wall built out into the                   a strong excess of precipitation
        sea at right angle to the                         over evaporation.
        shoreline
                                                     (A) Both (I) and (II) are correct
    (C) It is a wall built in the sea
                                                     (B) (I) is correct but (II) is incorrect
        parallel to the shoreline
                                                     (C) (I) is incorrect but (II) is correct
    (D) Sand accumulates on downdrift
        side of the groin                            (D) Both (I) and (II) are incorrect
                                            12
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57. Read the following statements and               60. True or False :
    identify the correct answer :
                                                         (I)   Capillary forces are inversely
    (I)   The frequency plot of Earth's                        proportional to the diameter of
          topography and bathymetry
                                                               the    conduits     or   pores
          reveals that the distribution is
                                                               transmitting the water.
          bimodal.
                                                         (II) Capillary fringe is thicker in
    (II) The cumulative curve of
         altitude and depth distribution                      sandy soils or regolith than in
         is known as hypsographic curve.                      clay grade soils.

    (A) Both (I) and (II) are incorrect                  (A) (I) is true, (II) is false
    (B) Both (I) and (II) are correct                    (B) (I) is false, (II) is true
    (C) (I) is correct but (II) is incorrect             (C) Both (I) and (II) are true
    (D) (I) is incorrect but (II) is correct             (D) Both (I) and (II) are false
58. Abrasion :                                      61. Find the odd one :
    (A) It is a type of erosion by water,
                                                         (A) Scree
        wind and glaciers
                                                         (B) Talus
    (B) It is absent in deserts where
        wind is the dominant agent of                    (C) Colluvium
        erosion
                                                         (D) Till
    (C) It is absent in glaciated regions
                                                    62. ................................ are found in
    (D) It is absent along the rocky                    continental collision, at the base of
        coasts because of sea water
                                                        crustal cross-section, continental-
        salinity
                                                        scale thrust fault that expose deep
59. The ratio of the combined stream                    crust and as xenoliths sampled from
    lengths of a drainage basin to the
                                                        the lower crust by alkali-basalts.
    basin area is defined as :
                                                         (A) Albite-epidote hornfels
    (A) Drainage density
                                                         (B) Greenschist
    (B) Stream frequency
    (C) Bifurcation ratio                                (C) Granet granulite

    (D) Ruggedness number                                (D) Eclogite

                                               13                                           [P.T.O.
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63. Metaperidotite composed of olivine                            67. Match the following stratigraphic
    and pyroxene wholly or partially
    converted to ........................ at                          units listed in Group I with the
    subduction zones with interaction
                                                                      precambrian basins in Group II :
    with sea water.
      (A) Rodingite                                                              Group I
      (B) Sericite
                                                                      (a) Badami Group
      (C) Serpentine
      (D) Kaolinite                                                   (b) Kheinjua Fm

64. The characteristic assemblage of                                  (c) Sullavai Group
    granulite facies is :
      (A) Omphacite-Garnet-Lawsonite                                  (d) Papaghani Group

      (B) Hornblende-Plagioclase-garnet                                          Group II
      (C) Scapolite-plagioclase-quartz
                                                                      (P) Vindhyan
      (D) Orthopyroxene-plagioclase-
          garnet                                                      (Q) Chhattisgarh
65. The ............................ and .................
    were times of major reef building.                                (R) Kaladgi

      (A) Silurian, Devonian                                          (S) Cuddapah
      (B) Cambrian, Ordovician
                                                                      (T) Pranahita Godavari
      (C) Ordovician, Silurian
      (D) Mississipian, Pennsylvanian                                 Codes :
66. ................................. zone is a body of
                                                                          (a)   (b)   (c)   (d)
    strata in which the maximum
    abundance of a particular species is
                                                                      (A) (R) (P)     (T) (S)
    found, though not its total range.
      (A) Range zone                                                  (B) (P) (T)     (S) (R)
      (B) Acme zone
                                                                      (C) (R) (Q)     (T) (S)
      (C) Assemblage zone
      (D) Concurrent zone                                             (D) (P) (Q)     (R) (T)

                                                             14
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68. Diagram where the horizontal and             72. Which one of the following does not
    vertical axes represent the normal               control the interference colour of a
    ( n) and shear ( s) stresses that act            mineral section observed under
    on planes through a point are                    petrological microscope ?

    known as :                                       (A) Orientation of section with
                                                         respect to the crystallographic
    (A) Fry diagram
                                                         axis
    (B)   -diagram
                                                     (B) Thickness of the thin section
    (C) Mohr diagram                                 (C) Orientation of the vibration
    (D) Kinematic flow diagram                           directions of e-rays and o-rays
                                                         with respect to that of polariser
69. Which one of the following minerals
                                                         and analyser
    melts incongruently ?
                                                     (D) Intensity of light
    (A) Forsterite
                                                 73. The d-spacing of a plane (110) of a
    (B) Pyrite                                       cubic crystal with lattice parameter
    (C) Anorthite                                    a = 5 Å is :
                                                     (A) 0.28 Å
    (D) Quartz
                                                     (B) 2.5 Å
70. Akermanite is an example of :
                                                     (C) 3.54 Å
    (A) Cyclosilicate
                                                     (D) 7.07 Å
    (B) Tectosilicate
                                                 74. The variety of picrific basalt having
    (C) Sorosilicate                                 abundant olivine (20-50 volume %)
    (D) Nesosilicate                                 and less frequent augite phenocrysts
                                                     with the groundmass of augite,
71. Glaucophane is a :
                                                     olivine and plagioclase is called :
    (A) Calcic amphibole                             (A) Oceanite
    (B) White mica                                   (B) Diabase
    (C) Magnesium amphibole                          (C) Kimberlite
    (D) Alkali amphibole                             (D) Ankaramite
                                            15                                     [P.T.O.
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75. The mafic rocks high in both                              78. A texture consisting of large crystal
      magnesium and silica concentration                          of quartz with mosaic substructure
      and are thought to be usually formed                        surrounded by a fine-grained
                                                                  aggregate of quartz, are termed as
      in fore-arc environments, typically
                                                                  .................. texture.
      during the early stages of subduction
      are called :                                                 (A) Mortar
                                                                   (B) Diaphoresis
      (A) Komatiites
                                                                   (C) Phyllonite
      (B) Kimberlites
                                                                   (D) Reaction rims
      (C) Boninites
                                                              79. The Dharwar craton have
      (D) Lamproites                                              experienced       a    regional
76. Intrusive igneous rock that is                                metamorphism from north towards
      composed essentially of nepheline                           south grading into :

      and an alkali pyroxene, usually                              (A) Green Schist - Blue Schist -
      aegirine-augite is called :                                      Barovian

      (A) Wehrlite                                                 (B) Green Schist - Amphibolite -
                                                                       Granulite
      (B) Harzburgite
                                                                   (C) Amphibolite - granulite -
      (C) Limburgite                                                   Eclogite
      (D) Ijolite                                                  (D) Barovian - Amphibolite -
                                                                       Granulite
77. .............................. is a microstructure
      of glassy basaltic rocks characterised                  80. Common pathfinder elements in
      by radiating aggregates of fibrous                          Geochemical exploration of copper-
                                                                  zinc-lead-silver and complex sulfide
      crystal.
                                                                  deposits are ........................... .
      (A) Vugh
                                                                   (A) Rn, Bi, As
      (B) Vesicle
                                                                   (B) Hg, Zn
      (C) Variolitic                                               (C) Mn, Mo
      (D) Tiktites                                                 (D) As, Te, Au
                                                         16
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81. Measurement of ................... and                  85. Material that flows as perfectly
    ............... of the rocks is essential to                 viscous, but only above a certain
    calculate the heat flux.
                                                                 yield stress is called :
      (A) temperature, gradient
                                                                 (A) Newtonian material
      (B) heat transfer and gradient
                                                                 (B) Kelvinian material
      (C) rheology     and              thermal
          conductivity                                           (C) Bingham material
      (D) temperature gradient and                               (D) Prahl material
          thermal conductivity
                                                            86. A pervasive parallel foliation of fine-
82. In our solar system, the region near
                                                                 grained, platy minerals in a direction
    Neptune and beyond is known as :
                                                                 perpendicular to the direction of
      (A) Kuiper belt
                                                                 maximum finite shortening by
      (B) Kepler's belt
                                                                 deformation       and      low   grade
      (C) Planetary ocean                                        metamorphism is called :
      (D) Oort nebula
                                                                 (A) Foliation
83. The moment of inertia of the Earth
                                                                 (B) Slaty cleavage
    is derived from :
      (A) Density variation                                      (C) Schistocity

      (B) Precession of the equinoxes                            (D) S-Tectonite
      (C) Observations from moon                            87. Tsunami is a shallow water gravity
      (D) Seismic wave propagation                               wave. A Tsunami has occurred over
84. The fastest and slowest stretching                           the ocean at a distance of about 1100
    directions are fixed at ..................... to             km from the coast. After how much
    the shear plane for progressive                              time will it reach the coast ?
    simple shear.
                                                                 (A) 1 hour
      (A) 45°
                                                                 (B) 1 hour 30 minutes
      (B) 0°
      (C) 90°                                                    (C) 2 hours

      (D) 0 to 30°                                               (D) 2 hours 30 minutes

                                                       17                                         [P.T.O.
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88. Conditions         favorable       for the            91. Near the equator, the North-east
      formation of fog are :
                                                              trade winds converge with the
      (A) RH 80%, cloudy sky, light wind,
                                                              South-east trade winds along a
           atmosphere unstable
                                                              boundary called the :
      (B) RH 80%, cloudy sky, wind calm,
           atmosphere unstable                                (A) Subtropical convergence zone
      (C) RH 80%, clear sky, light wind,                      (B) Intertropical convergence zone
           atmsophere unstable
                                                              (C) Polar convergence zone
      (D) RH 80%, clear sky, light wind,
           atmosphere stable                                  (D) Extratropical convergence zone
89. ................................ maintains the
                                                          92. The global mean pressure at the
      ionospheric       potential      (Vi)    of
      approximately ~ + 300 kV with                           surface of the Earth is :
      respect to the Earth surface.
                                                              (A) 984 mb
      (A) Monsoonal rainfall activity
                                                              (B) 1013 mb
      (B) Cyclonic and anti-cyclonic
           activity                                           (C) 950 mb

      (C) Thunderstorm and lightning                          (D) 1000 mb
          activity
                                                          93. In the polar regions the net
      (D) Earthquake and Tsunami
                                                              radiation throughout the year
90. The ratio of backscattering to the
      extinction coefficient for Rayleigh                     remains :
      molecule is a constant of :
                                                              (A) Positive
      (A) 1.5
                                                              (B) Negative
      (B) < 1
                                                              (C) Zero
      (C) > 2

      (D) Zero                                                (D) Constant

                                                     18
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94. In the tropics the net radiation           98. The solar constant is 1367 Watt/m2
    throughout the year is :
                                                   but the average amount of energy
    (A) Positive                                   incident on level surface outside the
    (B) Negative                                   atmosphere is only :
    (C) Zero                                       (A) 1/8th of it
    (D) Constant
                                                   (B) 1/4th of it
95. Which sub-division of Maharashtra
    receives the highest amount of                 (C) 1/2 of it
    rainfall during the South-west                 (D) 1/6th of it
    Monsoon Season ?
                                               99. North-east Monsoon gives rainfall
    (A) Vidarbha
                                                   over :
    (B) Madhya Maharashtra
                                                   (A) North-east India
    (C) Konkan
    (D) Marathwada                                 (B) Tamil Nadu

96. The Dry Adiabatic Lapse Rate is :              (C) Maharashtra

    (A) 6.5° K/km                                  (D) Jammu and Kashmir
    (B) 5.8° K/km                              100. In a Barotrophic atmosphere :
    (C) 9.8° K/km
                                                   (A) Geostrophic      wind     speed
    (D) 1.6° K/km
                                                       increases with height
97. Easterly Jet stream over the Indian
                                                   (B) Geostrophic      wind     speed
    Peninsular Region is observed
    during the :                                       decreases with height

    (A) Winter season                              (C) Geostrophic wind does not
    (B) Pre-Monsoon season                             change with height

    (C) South-west Monsoon season                  (D) Pressure is a function of
    (D) Post-Monsoon season                            temperature only

                                          19                                     [P.T.O.
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ROUGH WORK




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Source: Savitribai Phule Pune University. Question paper published by Savitribai Phule Pune University.