QP-CGeoScnstPrelExam-24-GEOLOGY HYDROGEOLOGY-190224

Combined Geo-Scientist (P) Examination, 2024 DO NOT OPEN THIS TEST BOOKLET UNTIL YOU ARE TOLD TO DO SO T.B.C. : SBVP-B-GHY 7 ટ Test Booklet Series ర ६५ Serial பி 1 0 ந்‌ TEST BOOKLET 03997 Paper-II (GEOLOGY/HYDROGEOLOGY) Time Allowed : Two Hours Maximum Marks : 300 INSTRUCTIONS 1. IMMEDIATELY AFTER THE COMMENCEMENT OF THE EXAMINATION, YOU SHOULD CHECK THAT THIS TEST BOOKLET DOES NOT HAVE ANY UNPRINTED OR TORN OR MISSING PAGES OR ITEMS, ETC. IF SO, GET IT REPLACED BY A COMPLETE TEST BOOKLET. 2. Please note that it is the candidate’s responsibility to encode and fill in the Roll Number and Test Booklet Series Code A, B, C or D carefully and without any omission or discrepancy at the appropriate places in the OMR Answer Sheet. Any omission/discrepancy will render the Answer Sheet liable for rejection. 8. You have to enter your Roll Number on the Test Booklet in the Box provided alongside. DO NOT write anything else on the Test Booklet. 4. This Test Booklet contains 120 items (questions), Each item comprises four responses (answers). You will select the response which you want to mark on the Answer Sheet. In case you feel that there is more than one correct response, mark the response which you consider the best. In any case, choose ONLY ONE response for each item. 5. 7/0૫ have to mark all your responses ONLY on the separate Answer Sheet provided. See directions in the Answer Sheet. 6. शा items carry equal marks. 7. Before you proceed to mark in the Answer Sheet the response to various items in the Test Booklet, you have to fill in some particulars in the Answer Sheet as per instructions sent to you with your Admission Certificate. 8. After you have completed filling in all your responses on the Answer Sheet and the examination has concluded, you should hand over to the Invigilator only the Answer Sheet. You are permitted to take away with you the Test Booklet. 9. Sheets for rough work are appended in the Test Booklet at the end. 10. Penalty for wrong answers : THERE WILL BE PENALTY FOR WRONG ANSWERS MARKED BY A CANDIDATE. 0) There are four alternatives for the answer to every question. For each question for which a ற்ற answer has ig given by the candidate, one-third of the marks assigned to that question will be deducted as penalty. (ii) 118 candidate gives more than one answer, it will be treated as a wrong answer even if one of the given answers happens to be correct and there will be same penalty as above to that question. (111) 175 question is left blank, 1.0., no answer is given by the candidate, there will be no penalty for that question. DO NOT OPEN THIS TEST BOOKLET UNTIL YOU ARE TOLD TO DO SO SBVP-B-GHY (AA) SBVP-B-GHY The idea, that many of the features of the landscape were to be explained by rapidly occurring events, is given by the principle of : (8) Uniformitarianism (2) Catastrophism (6) Unconformities (d) Gradualism The inclusions in meteorites considered to be droplets that have condensed from the original solar nebula from which the solar system derives, are known 85 : (8) (01011010168 (2) Chondrites (6) Achondrite (0) Eucrite What is the average albedo of whole Earth ? (a) 05 00) 01 (c) 03 (१) 07 Match List-I with List-II and select the correct answer using the code given below the lists : List-I List-II (Type of magma/lava/ external form) Pahoehoe lava flow (Volcanic features) ভৈ ۳ Explosive eruption ¢ . Aa lava flow Smooth surface ಲು Q R. Maficmagma 3. Quiet eruption 5 Felsic magma 4. Form blocks and rough surface Code: £ ౧ R 5 (1 > 1: 4 3 2 03) 5.2 4 3 1 (೮) aad 3 4 2 (ત) 2 3 4 1 (2-A) In some cases, the sediments on the downgoing plate are added to the accretionary prism when the basal thrust of the prism propagates into the downgoing sediments, forming a duplex structure and adding the sediments to the bottom of the accretionary prism. This process is called : (a) Obduction (0) Subduction (০) Underplating | (d) Accretion Widespread asymmetrical bulges along continental edges that fall directly into the sea with steeper slope towards the coast are called : (a) Great escarpment (b) Marginal swells (6) Fall line (d) Outlying plateau Glacial drift represents : (8) Glacial sediments transported from accumulation zone (b) Coarse grained sediments transported by glacier (c) Sediment eroded by glaciers and transported by meltwater (4) All types of glacier transported sediments In a delta, the thick layer consisting of coarse particles that drop soon after entering the water body is called : (a) 109556! layer (0) Bottomset layer (6) 109586 layer (0) None of the above 9. Which one of the following is not correctly matched ? (a) Mississippi River : River-dominated delta delta (b) Ganges- : River-dominated Brahmaputra delta 6610೩ (c) Nile River delta : Wave-dominated delta (d) Fly River delta : Tide-dominated delta 10. Anearly horizontal or landward sloping bench developed due to deposition of sediments by ocean waves is called : (a) Wave-cut bench (b) Berm (c) Beach (d) Marine platform 11. Kaolinite is generally a weathering product of which one of the following minerals ? (a) Feldspar (0) 1808007106 (6) 38101110 (0) Carbonates 12. Consider the following statements regarding soil formation : 1, Similar soils can develop from different parent materials. Time is not an important component. Climate is more important than other factors in formation of soils. Which of the statement(s) given above is/are correct ? (8) 1 820 2 00) 18703 (౧ 2and3 (0) 2only SBVP-B-GHY 13. 14. 15. (3-೩) Poisson’s ratio is : (a) Axial strain / Transverse strain (b) Transverse strain / Axial strain (c) Elastic strain / Shear strain (d) Shear strain / Linear strain The difference between the total stress and the mean stress of a geological system is called : (a) Deviatoric stress (b) Hydrostatic stress (c) Differential stress (d) Normal stress Consider the following geological section of a folded terrain and the corresponding statements : Codes : G-Archean Granite, A-Cambrian Arkose, S-Cambrian Shale, M-Miocene Mudstone, FS-Fine Sandstone ۳ The ೫೦% disconformity. 2. 1௩௦ rock nonconformity. 8. ` Unconformity formed prior to folding. 4. Granite body got emplaced in the core of anticlinal fold. sequences contain a sequences contain a Which of the statements given above are correct ? (8) land 4only (0) 2 and 3 only (c) 1, and 3 only (6) 1, 2, 3 820 4 16. The L-S tectonite is : (a) A strongly deformed rock dominated by both linear and planar fabric elements 00) Avrock subjected 10 listric faulting (0 A rock produced by intense crushing (d) A rock subjected to only severe linear stretching 17. Consider the following diagram of fault and the corresponding statements : 1. The hanging wall has moved neither up nor down, but displaced horizontally relative to the foot wall in the fault. 2. 70௦ fault is a strike fault. 3. The fault is a left-handed strike-slip fault. 4. The slickenside lineation formed due to faulting is expected to be horizontal. Which of the statements given above are correct ? (a) land2 0) 1and3 (€) 2and3 (1) 88/64 SBVP-B-GHY (4- 18. 19. 20. A) Consider the following statements : 1 An antithetic fault dips towards the master fault. 2. An antithetic fault dips in the same direction as the master fault. 3. ^ synthetic fault dips towards the master fault. 4, A synthetic fault dips in the same direction as the master fault. Which of the statement(s) given above is/are correct ? (৪) land4 00) 2and3 (০) 100% (0) 2only The angle of internal friction (હ) of a rock is 28°. According to the Coulomb failure criterion, the acute angle between two conjugate shear fracture planes formed in the rock should ideally be : (a) 28% യു 58° (c) 60? (৫) 625 Consider the following statements regarding homogeneous deformation due to shearing : 1. Straight lines remain straight after deformation. 2, Straight lines become curved after deformation. 3. Parallel lines remain parallel after deformation. 4. Parallel lines lose their - parallelism after deformation. Which of the statement(s) given above is/are correct ? (8) lonly യ 18008 (0) 2and3 (6) land4 21. The section of a mylonite on which the asymmetric shear-sense indicators are best observed and analyzed is : (a) Parallel to the mylonitic foliation and perpendicular to the aggregate lineation (b) Perpendicular to the mylonitic foliation and parallel to the aggregate lineation (c) Parallel to the mylonitic foliation and parallel to the stretching lineation (d) Perpendicular to the mylonitic foliation and perpendicular to the stretching lineation 22. In a river valley a dipping bed shows a straight linear outcrop across the river on the geological map. The bed is : (a) Folded യ) Vertical (c) Dipping at an angle less than valley slope in downstream direction (d) Dipping at an angle more than valley slope in upstream direction 23. Which one of the following statements regarding the outcrop pattern of a reclined fold is correct ? (a) The fold axis trends nearly at 45° to the axial trace of the fold. (b) The fold axis plunges towards the concave side of the fold outcrop. (c) The fold axis trends nearly at a right angle to the axial trace of the fold. (d) The outcrop pattern of the fold is closed with an eye-shaped geometry. SBVP-B-GHY (5-A) 24. 25. 26. 27. A limestone bed strikes N30°E and dips 70° towards SE. What should be the expected dip of the bed if it is seen on a E-W road section ? (a) 8° towards east (b) 67° towards east (c) 78१ towards west (6) 45° towards west If in a crystal, the glide component is ? ൧ € . 6 =, = + —+—or 22 resented by ४ + =, = ಹ | 22 2 ಡೆ 5 gS , then the glide is called : 2 ਤੀ... ਤੋਂ (a) aglide (b) Diagonal glide (c) Diamond glide (ત) 6 glide An open crystal form composed of 3, 4, 6, 8 or 12 faces, all of which are parallel to the same axis, is called : (a) (b) (€) Pinacoid Pyramid Prism (१) Sphenoid Which one among the following pairs is not correctly matched ? (a) ೫77006 Mg3Al,Si3049 (0) Almandine ரிவிட்‌ (८) Spessartine 1154181505 (વ) Uvarovite வி 28. Consider the following statements : Statement.1 : The relative importance of crystal forms is proportional to the point densities or spacings of the respective lattice planes. Statement 2 : The rate of crystal growth in any lattice direction is proportional to the point density in that direction. The above statements belong to which rule/law ? (೩) Pauling’s Rules (0) Bravais Law (6) Bragg’s Law (d) Stokes’ Law 29. Spinel group is an example of : (೩) Polymorphism (0) Isomorphism (€) Pseudomorphism (0) Paramorphism 30. Consider the following statements regarding polymorphism : Statement 1: Polytypism is a variety of polymorphism. Statement 2 : It involves stacking of identical layers in different sequences within a_ structure which have same unit cell lengths in two dimensions but commonly have a different cell length in the third dimension, which is essentially perpendicular to the layers. Which one of the following is correct in respect of the above statements ? (a) Both statement 1 and statement 2 are true and statement 2 is the correct explanation of statement 1. (9) Both statement 1 and statement 2 are true, but statement 2 is not the correct explanation of statement 1. (c) Statement 1 is true, but statement 2 is false. (d) Statement 1 is false, but statement 2 is true. SBVP-B-GHY (6- 81. 32. A) In a temperature-composition diagram of two components of A and B (involving no solid solution between A and B); liquid + A + 9 will exist : (a) Above liquidus (b) Between liquidus and solidus (€) Below solidus (0) At eutectic point Regarding the structure of silicates, the type (ஷி is known as : (೩) Cyclosilicate (2) Sorosilicate (6) Phyllosilicate (१) Tectosilicate What is the mechanism of solid solution, if Pb** substitutes for K* in microcline ? (a) Simple substitution (b) Interstitial solid solution (6) Omission solid solution (d) Coupled substitution Monticellite is Ca-bearing end member of which one of the following mineral groups ? (a) Pyroxene Group (0) Olivine Group (c) Garnet Group (0) Epidote Group 35. Which one of the following statements is not correct ? (a) The optic axial angle of olivine group minerals varies from 2Vy 82° for Mg, SiO, and 134° for 155510. (2) Magnesium-rich olivine is distinguished from diopside by its poor cleavage, large optic axial angle and _ higher birefringence. (6) Iron-rich olivines occur in both alkaline and acid plutonic and hypabyssal rocks. (4) Olivines of nearly equal Fe-Mg are common constituents of Komatiite. 36. Which one of the following minerals does not belong to pyroxene group ? (a) Omphacite യ) Kosmochlor (6) Pigeonite (0) Eckermannite 87. Which one of the following statements in relation to CO, with silicate melts is correct ? (a) 00; has lower solubility in melts with low polymerization. (0) 00; has higher solubility in melts with low polymerization. (c) 002 has higher solubility in melts with high polymerization. (१) 002 has lower solubility in melts with high polymerization. SBVP-B-GHY (7- ૭8. 39. 40. 41. A) The best-known synthetic analog of mantle composition is : (a) Pyrolite (b) Spinel Lherzolite (c) Garnet Lherzolite (6) Peridotite Ultramafic rock containing model values of Olivine (50%), Orthopyroxene (30%), Clinopyroxene (12%) and Spinel (8%) is classified under which one of the following ? (a) Websterite യ) Lherzolite (০) Harzburgite (4) 77706101116 Stocks and_batholiths distinguished on the basis of : 816 primarily (a) Shape (b) Depth of emplacement (c) Mineralogical composition (d) Areal extent The texture in which exsolution lamellae of K-feldspar that occurs in albite host is called : (a) Antiperthite യ Perthite (८) ` ୦୩ (0) Graphic intergrowth 42. 43. SBVP-B-GHY A porphyritic basalt contains phenocrysts of plagioclase surrounded by glassy groundmass. Which one of the following statements on the petrogenesis of the basalt is correct ? (a) Both plagioclase and groundmass crystallized at the deeper level of the crust. (0) 901) ` plagioclase formed during eruption of the basalt. and groundmass (6) 11881001886 crystallized at deeper level of the crust, while the groundmass solidified at shallower depth. (0) Plagioclase crystallized at shallower depth during eruption of the basalt, while the groundmass solidified at deeper level of the crust. Consider the following phase diagram : Di Fo What will be the correct sequence of appearance of the minerals for the equilibrium crystallization of magma with the bulk composition marked by point “A” in the diagram ? (a) Anorthite -> Forsterite -» Diopside (0) Forsterite + Anorthite -> Diopside (€) Forsterite + Diopside -» Anorthite (0) Anorthite -» Diopside -» Forsterite 45. (8-4) As per the Bowen’s reaction series, which one of the following represents the correct order of crystallization of minerals ? (a) Olivine - Biotite + Mg-pyroxene > Amphibole > Mg-Ca pyroxene യ Biotite + Olivine - Mg-Ca pyroxene -» Mg-pyroxene -> Amphibole (6) Mg-pyroxene -» Mg-Ca pyroxene > Olivine - Amphibole -> Biotite (१) Olivine > Mg-pyroxene ¬» Mg-Ca pyroxene -» Amphibole -> Biotite Which one of the following mechanisms facilitate separation of crystals and liquid when the amount of trapped intercumulus cumulate minerals liquid between - is > 60 vol.% ? (೩) Flow segregation (2) Filter pressing (6) Gravity settling (d) Grain dispersive pressure 46. 47. SBVP-B-GHY Which one of the given trace element can be used ৮০ discriminate olivine fractionation from clinopyroxene fractionation ? ratios (a) (b) (c) (d) La/Y K/Rb Sr/Ba Ni/Cr Consider the following diagram related to Rayleigh fractionation showing the enrichment/depletion (Cy) of trace elements in a crystallizing magma relative to their concentrations in the original melt (ಲ್ಭ) : 3 27910, વ = ‏گی‎ 0 ଓ କୋ ‏ال‎ 1 1 1 08 0:6 0-4 0-2 0 Fraction of Magma remaining Which one of the following statements is correct with respect to the above diagram ? (a) Elements (1) and (2) are incompatible while elements (3) and (4) are compatible. (b) Elements (1) and (2) are compatible while elements (3) and (4) are incompatible. (c) Elements (1) and (2) are incompatible while element (4) is compatible. (d) Element (3) partitions equally into solids and melt while element (4) partitions preferentially into the melt. 49. 51. (9-A) Which one of the following is not a»potassic group of rocks ? (a) Lamproite (0) Kimberlite (০) 10010801066 (१) Shoshonite Which one of the following is the most appropriate example of high-stress metamorphism ? (a) Dynamic metamorphism (b) Contact metamorphism (c) Burial metamorphism (१) Ocean-floor metamorphism Which one of the following type of metamorphic reactions can be successfully used for Geothermometry ? (a) Reactions involving fluid (b) Polymorphic transition reactions (c) Terminal reactions (d) Exchange reactions The low temperature limit of metamorphism is generally considered to be : (a) 350°C ± 50°C യ) 50°C ± 50°C (০) 150°C + 50°C (१) 450°C + 50°C 52. The cleavage related to micro-folding pre-existing foliation is called : (a) Fracture cleavage (0) 81768000 (6) Crenulation cleavage (0) 518 cleavage 53. In a metamorphic rock, when solution transfer dissolves a matrix mineral from high-stress areas and reprecipitates it in low-stress areas adjacent to a porphyroblast, it produces : (a) Kink bands (b) Pressure shadow zones (c) Deformation twins (१) Micro-boudinage 54. & type of granoblastic texture found in a fine grained rock in the contact aureole of an intrusion is called : (a) Hornfels (0) Porphyroblast (c) Mosaic texture (0) Idioblast 55. Porphyroblasts which grow over randomly oriented grains in matrix, prior to the development of foliation are called : (a) Inter-tectonic porphyroblasts (0) Pre-tectonic porphyroblasts (9) Syn-tectonic porphyroblasts (0) Post-tectonic porphyroblasts + SBVP-B-GHY 56. 57. 58. 59. (10-A) During progressive regional metamorphism of Fe-rich aluminous pelites, staurolite 15 produced at the cost of : (a) Biotite യ) Kyanite (6) Muscovite (१) 0০৮10118010 The stable mineral assemblage hornblende + plagioclase + garnet + epidote in a mafic protolith represents the : (a) Amphibolite facies (0) Blueschist facies (6) Granulite facies (0) Eclogite facies In low P/T type of prograde metamorphism, which one of the following is most appropriate ? (a) Andalusite is converted to sillimanite (0) Sillimanite is converted to andalusite (6) Kyanite is converted to sillimanite (0) Sillimanite is converted to kyanite A cale-silicate rock formed by metasomatic interaction between marble and granitic intrusion is called : (৪) Skarn (b) Greenstone (০) (00810010066 (4) 10001081166 Presence of the characteristic assemblage of garnet + clinopyroxene + plagioclase ~+ - hornblende is characteristic of which facies ? (३) Granulite facies (0) Eclogite facies (6) Blueschist facies (1) Amphibolite facies 61. Calcite, gypsum and apatite are termed as : (a) Carbonaceous constituents യ) Siliciclastic constituents (০) Chemical/biochemical constituents (0) Terrigenous constituents 62. Three straight line segments are ideally demarcated when cumulative percentage data of sediment having normal ഇല size distribution is plotted on log probability paper. Which one of the following represents the correct ascending order of incidence among the three line segments ? (a) Traction population — _ Saltation population — Suspension population (1) Saltation population -- Traction population — Suspension population (c) Suspension population — Saltation population — Traction population (d) Traction population — Suspension population — Saltation population 63. Which one of the following methods of grain size measurement is not preferred for unconsolidated fine-size sediment (fine silt and clay) ? (a) Sedigraph (0) Pipette analysis (০) Sieving (6) Laser diffractometry SBVP-B-GHY 65. 67. (11-A) Rarely migrated sand ridges in an eolian environment with unusual heights and in alternately opposite directions are called : (a) Star dunes (b) Reversing dunes (c) Seif dunes (d) Parabolic dunes The paleocurrent vector data from sedimentary rocks are commonly plotted on a circular histogram. The diagram is called : (a) Flower structure (b) Rose diagram (c) Fence diagram (1) Pie diagram Small lenses of sand in muddy beds, formed when sandy ripple is trapped in a muddy substrate, are called : (a) Herring-bone cross-strata (0) डल bedding (c) Wavy bedding (d) Lenticular bedding Based 01 depositional texture, an allochthonous limestone, with mud-supported fabric and > 10% grains of 0:03 - 2 mm size, is termed 85 : (8) Packstone (0) Floatstone (c) Wackestone (0) Grainstone 68. Quartz arenite is a sandstone that contains : 69. 70. SBVP-B-GHY (a) & least 90% quartz and more than 15% matrix യ) At least 95% quartz and less than 15% matrix (€) At least 90% quartz and less than 15% matrix (d) At least 95% quartz and more than 15% matrix Hamada are the rocky terrains with vertical cliffs and flat rock surfaces in a : (a) Desert (b) Glacier valley (c) Beach (0). Delta plain A broad expanse of unconfined sediment- laden runoff water that moves downslope in an alluvial fan surface at times of catastrophic discharge is referred to as : (a) Debris flow (2) Sheetflood (6) Incised-channel flow (d) Landslides 71. 72. (12-A) Consider the following statements regarding lahars : Statement 1: A lahar is a debris flow that contains a significant proportion of material of volcanic origin. Statement 2 : Lahar is formed as a result of mixing of unconsolidated volcanic material with water and subsequent movement of the dense mixture as a sediment gravity flow. Which one of the the following is correct in respect of the above statements ? (a) Both the statements 1 and 2 are true and statement 2 is the correct explanation of statement 1. (b) Both the statements 1 and 2 are true but statement 2 is not the correct explanation of statement 1. (c) Statement 1 is true, but statement 2 is false. (d) Statement 1 is false, but statement 2 is true. During diagenesis of carbonate rocks, all transformations of one mineral to itself or a polymorph, is called : (a) Replacement (9) Recrystallization (c) Inversion (1) Neomorphism 73. When the organism’s original skeleton materials have been washed away by the presence of pore water but replica of hard part is preserved, the related process is termed as : (a) Molding (2) Permineralization ০) Replacement process (१) Recrystallization 74. In a branching diagram that depicts proximity of relationship amongst species without a temporal dimension, the points where the branches join are termed as : (a) Clade (b) Sister clade (c) Nodes (d) Lineage sequence 75. Avariety of dentition patterns are observed in Bivalves. Dentition pattern helps in classification of Bivalves. The correct dentition pattern which shows numerous subequal teeth arrangement in a sub parallel pattern is : (8) Taxodont യ) ৭০৮10000116 (c) Heterodont (6) Desmodont SBVP-B-GHY 76. 77. 78. 79. (13-&) What is the total geological range of Turritella ? (a) Miocene to Recent യ) Cretaceous to Recent ` (c) Cambrian to Recent (d) Paleogene to Recent Gastropods egg turns into planktic larvae after hatching. The larvae are termed as : (a) Veliger യ) Trochophores (€) Velum (ત) Ospharadium The most primitive type of eyes in Trilobites are known as : (a) Holochroal (2) Schizochroal ` (০) Abatochroal (१) Hypostoma Brachiopods are sessile marine organisms and they are divided into number of classes on the basis of : (a) Two dissimilar but equilateral valves (b) Presence and absence of hinge structure (6) Presence of pedicle valve (0) Presence or absence of brachial valves Which one of the following represents the correct sequence of evolution of horses ? (৪) Merychippus - Parahippus - Pliohippus — Equus (b) Equus - Merychippus - Parahippus - Pliohippus (6) Mesohippus - Parahippus - Pliohippus — Equus (0) Parahippus - Mesohippus - Pliohippus — Equus 81. : 82. SBVP-B-GHY Homo erectus evolved during : (a) Pleistocene (b) Holocene (c) Pliocene (d) Miocene Which one of the following microfossil’s higher abundance records can be used to decipher intensified Southwest Wind (summer monsoon) in the Western Arabian Sea ? Monsoonal (8) Globigerinoides sacculifer (9) Globigerina bulloides (6) Globigerinoides ruber (4) Globorotalia menardii Microfossil groups have a variety of shells or hard skeleton to protect their soft body parts. The term ‘carapace’ refers to the shell of : (a) 21800 യ) Radiolaria (c) Ostracoda (त) Conodont Which of the following Fossil group(s) could be used to do paleobiogeographic study of Gondwana Supergroup during Carboniferous and Permian Periods ? (೩) Ammonoids (0) Glossopteris fauna only (6) Mesosaurus flora only (d) Both Mesosaurus flora Glossopteris fauna and (14-A) 85. Match List-I with List-II and select the correct answer using the code given below the lists : List-I List-IT (Example) (Time Unit) P. Miocene 1. Period Q. Cretaceous 2. Era R. Palaeozoic ૭. Age S. Meghalayan 4. Epoch Code: ए Q R 5 (a) 93 2 1 4 (b) 3 1 2 4 60.4 2 1 3 ৫) 4 1 2 3 Consider the following granitic bodies : 1. `` Erinpura Granite Zs Closepet Granite 3. Singhbhum Granite Which one of the following represents the correct order of granitic bodies according to their timing of emplacement (older to younger) ? (a) 3൭2൭1 യ 3-1-2 (0) 1௨2௨39 ദ 2-38-1 87. 89. SBVP-B-GHY Law of Superposition is applicable to a sequence of rock strata where the contacts are: (৪) Unconformable യ) Faulted (০) Thrusted (d) Conformable Which one of the following lithostratigraphic units is known for manganese ores ? (a) Singhbhum Granite (b) (€) Dongargarh Granite (d) Sausar Group Betul Supergroup The shield areas of various cratons evolved in four stages. One of these stages termed ‘avlacogens’ refers to the : (೩) Earliest stage (b) Last stage (6) Third stage (d) Second stage Which one of the following represents the correct ascending stratigraphic order for Precambrian rocks of Bastar Craton ? (a) Amgaon Group - Sausar Group - Nandgaon Group — Dongargarh Granite യ) Dongargarh Granite - Sausar Group - Amgaon Group — Nandgaon Group (c) | Nandgaon Group - Dongargarh Granite —Sausar Group - Amgaon Group (१) Sausar Group — Nandgaon Group - Dongargarh Granite - Amgaon Group 91. 92. (15-A) The Banded Gneissic Complex forms the basement of : (8) Aravali Group (0) Papaghni Group (€) Singhbhum Group (d) Chitradurga Group The Jhamarkotra Formation in the Aravali succession is well known for : (a) Iron ore deposits (b) Gold deposits (6) Phosphorite deposits (१) Copper deposits Varangian Glaciation occurred during : (a) Cenozoic (b) Mesozoic (c) Paleoproterozoic (d) ` Neoproterozoic The placer diamond-bearing conglomerate horizon of Vindhyan Supergroup is present within : (a) Rewa Group (2) Rohtas Formation (c) Kaimur Group (d) Kheinjua Formation 95. Which one of the following is the youngest marine formation of the Himalayas ? (a) Dagshai Formation (0) Kasauli Formation (० Pinjor Formation (0) Subathu Formation 96. Panjal volcanics of Lidar valley of Kashmir belong to : (a) Permian (b) Ordovician (c) Cretaceous (d) Carboniferous 97. Match List-I with List-II and select the correct answer using the code given below the lists : List-I 1181-7 (Mineral) (Mineral class) P. Spodumene 1. Sulphosalt Q. Cassiterite 2. Silicate R. Galena 3. Sulphide S. Tetrahedrite 4. Oxide Code: P Q R ક (9). 3 4 2 0) 2 3 4 ¢ (¢). : # 4 8 2 (क: 2 4 3 1 SBVP-B-GHY 100. (16-A) ` Consider the following statements : Statement 1: Higher concentration of chromium is found in felsic rocks of continental crust. Statement 2 : Podiform chromitites are never hosted in granitic rocks. Which of the statement(s) given above is/are correct ? (8) land2 (0) lonly (౧ 2only (d) Neither 1 nor 2 Mineralization within the open spaces of a breccia or any other fragmental rock, that produces a special pattern of symmetrical banding or crustification together with host rock fragments coated with layers of inward radiating crystals is called : (a) Cockade structure (0) Colloform structure (c) Comb structure (d) Replacement texture Consider the following statements regarding genesis of mineral deposits : 1. Stratiform chromite deposits are formed by weathering of ultramafic rocks. : 2. Nickeliferous laterite is a type of palaeo-placer deposit. 3. Gold bearing quartz veins are formed by hydrothermal process. Which of the statement(s) given above is/are correct ? (৪) 10017 (0) land2 (০) 2and3 (0) 3only 101. Hydrothermal processes rarely yield Ni and V ore deposits. Which of the statement(s) is/are the correct explanation for this ? following 1. Ni and V do not form strongly soluble complexes with common ligands in hydrothermal fluids. 2. Hydrothermal deposits form only in continental crust that has a poor concentration of Ni and V. Select the answer using the code given below : (a) 10017 യ) 20017 (0 ` 901) 1 820 2 (d) Neither 1 nor 2 102. Which one of the following type of ore deposits is formed by hydrothermal process, but without any direct link to igneous activity ? (a) Porphyry Cu യ) Sedex type Zn-Pb (6) Skarn W (१) Greisen Sn 108. Match List-I with List-II and select the correct answer using the code given below the lists : List-I List-II (Mineral) (Element) P. Sphalerite 1. Tin Q. Cuprite 2. Copper 7. Cassiterite 3. Silver S. Argentite 4. Zinc Code: P Q R 8 (a) 4 1 2 3 (b) 4 2 1 3 (ce) ' से 1 2 4 ദ 3 2 1 4 SBVP-B-GHY (17- ^) 104. 105. Assume that a stream is carrying identical size of detrital grains of chromite, magnetite, After diamond ஹக்‌ garnet. of repeated reworking sediments in ৪ clastic sedimentary environment, which one of the following minerals will have the largest grain size ? (a) Chromite (b) Diamond (০) Magnetite (d) Garnet Consider the following statements with reference to formation of sedimentary Fe and Mn deposits : Statement 1: In modern environment, Mn is better soluble in surficial water as against Fe. Statement 2 : The boundary between the conditions at which 102 and Mn** species are dominant, is at lower oxidation levels than the equivalent boundary for Fe2+ and ரில species. Which of the statement(s) given above is/are correct ? (a) Both 1 and 2 ( lonly (€) 20017 (d) Neither 1 nor 2 106. Finely divided plant residue composed 109. Consider the following statements regarding resistant plant products is called : ‎storage coefficient :‏ وو ‎00) Attritus 1. Storage coefficient can best be (c) Durain determined from pumping tests of wells. (૧) Clarain ‎2. Storage coefficient for an unconfined aquifer corresponds to its specific yield. 107. Consider the following statements regarding ‎petroleum generation : Which of the statement(s) given above is/are Statement 1: correct ? ‎Thermal cracking process refers to the early ಬ್ರ ° 1 ‎biological and chemical changes that occur 1 ‎in organic-rich sediments at less than 50°C. 0) 2 ण्णः ‎Statement 2 : Catalytic cracking is the ‎dominant process in petroleum generation up (€) Both1and2 ‎to about 120°C. ‎Which of the statement(s) given above is/are (0) Neither 1 nor 2 ‎correct ? ‎(a) 901) 1 ৪00.2 110. The correct order of decreasing permeability 0) 10807 of confining layers is : ‎୯୪ `? વટ (a) Aquitards, Aquifuges, Aquicludes ‎(d) Neither 1 nor 2 (2) Aquitards, Aquicludes, Aquifuges ‎108. Match List-I with 1886-11 and select the (© Aquifuges, Aquicludes, Aquitards correct answer using the code given below the ifug | : lists : (0) Aquifuges, Aquitards, Aquicludes List-I 7457-77 (Mineral deposit) (Location) 111. A ten-meter thick confined aquifer has P. Sillimanite 1. Jhamarkotra hydraulic conductivity of 10 m/day. The Q. Magnesite 2. Mangampeta groundwater discharge through one meter R. Phosphorite 3. Salem saturated width of the aquifer under influence 5: 5556 4. Sonapahar of the hydraulic gradient of 0-01 would be : Code : (a) 10 m/day P Q R 5 (a) 2 1 3 4 (0) 100 m3/day டத নু (6) 1/8 10 + 3 ¥ 2 (6) 1 3 2 (૧) 0-1 m/day ‎SBVP-B-GHY (18-A) 112. Which of the following are examples of secondary porosity ? 1. ` Fractures 2. Solution openings 8. Bedding planes 4. Openings formed by plants Select the correct answer using the code given below : (a) 1 870 3 only (2) 2 810 3 only (c) ` 1, 2 820 4 only (1) 1, 2, 3 804 113. Match List-I with List-II and select the correct answer using the code given below the lists : List-I (Hydrologic parameter) P. Porosity Q. Hydraulic conductivity R. Transmissivity S. Head loss Code: £ @ R (a) ॐ 1 2 (b) 4 2 1 ¢ 4 1 2 ദ 3 2 1 SBVP-B-GHY છ વિ. ‏ہر‎ ہہ[ انتا 14941 (Unit) 772/6 m/s m (19-A) 115. 114. In a homogeneous aquifer : (a) There is a spatial variation in the value of Transmissivity. (b) There is directional variation in the value of Transmissivity and it varies in space. (c) There is no directional variation in the value of Transmissivity and it is different at different locations. (d) There is no spatial variation in the value of Transmissivity and it is same at all locations. Consider the following statements regarding Darcy’s law : 1. Rate of flow through porous media 15 proportional to the head loss. Rate of flow through porous media is inversely proportional to the head loss. Rate of flow through porous media is proportional to the length of flow path. Rate of flow through porous media is inversely proportional to the length of flow path. Which of the statements given above are correct ? ഭ land3 00) 2and3 (০) 29004 (1) 1800 4 116. Which one of the following is the correct 117. 118. expression for Reynolds number (Np) ? (given p = fluid density, v = velocity of fluid, 1) = diameter of fluid pathway, ‏پر‎ = dynamic viscosity of fluid) (8) চল me ൪) Np= - ര 31% ਹਲ ଓ) মস 7 A groundwater sample contains 16 med/L, 80 meq/L and 48 meq/L of Nat, 082 and Mg?* respectively. What will be the Sodium Adsorption Ratio (SAR) of the groundwater sample ? (a) 5 0): 1 ¢ 2 ദ 3 Precipitation in areas with lower temperature or at higher latitudes will tend to have : (a) Lower 8 7H and lower 8 180 values (2) Lower 8 7H and higher 8 180 values Higher ‏ة‎ 257 and lower 8 180 values (6) (ત) Higher 6 গান and higher 8 180 values SBVP-B-GHY 119. 120. (20-A) Soil Aquifer Treatment (SAT) involves : (a) Treatment of soil for better fertility (b) Infiltration of untreated sewage effluent to the aquifer through recharge basins (c) Infiltration of appropriately treated sewage effluent to the aquifer through recharge basins for improvement in water quality (d) Injection of saline water into soil and aquifer Consider the following statements regarding artificial recharge of groundwater projects : 1. They are designed to maintain or augment the natural groundwater resource. 2. They are designed to reduce or stop significant land subsidence. 3. They are designed to conserve or extract energy in the form of hot or cold water. Which of the statement(s) given above is/are correct ? (8) 30017 (0) 38೩76200117 (c) 1876830117 (0) 1,2and3 SPACE FOR ROUGH WORK SBVP-B-GHY (21-A) SPACE FOR ROUGH WORK SBVP-B-GHY (22-A) SPACE FOR ROUGH WORK SBVP-B-GHY (23-A) ve সী SPACE FOR ROUGH WORK SBVP-B-GHY (24 - ^ )