jam.iitm.ac.in Geology Question Paper Sample : Indian Institute of Technology Madras
Name of the Organisation : Indian Institute of Technology Madras
Name of the Exam : JAM Exam
Document Type : Sample Question Paper
Name of the Subject : Geology (GG)
Website : jam.iitm.ac.in
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JAM 2015 Geology Sample Questions :
Section – A : Multiple Choice Questions (Mcq)
Q. 1 – Q.10 carry one mark each.
Q.1 Which amongst the following planets has the highest number of known satellites?
(A) Mars (B) Uranus (C) Venus (D) Mercury
Related : Indian Institute of Technology Madras Chemistry Question Paper Sample : www.pdfquestion.in/7706.html
Q.2 Identify the mineral which has specific gravity >5, hardness <3 and gives grey streak.
(A) Barite (B) Sphalerite (C) Graphite (D) Galena
Q.3 A unit which is semi-permeable and does not yield any significant quantity of groundwater is called
(A) Aquiclude (B) Aquifer (C) Aquitard (D) Artesian Aquifer
Q.4 A sandstone with less than 15% matrix content is known as
(A) Siltstone (B) Mudstone (C) Greywacke (D) Arenite
Q.5 Which of the following mineral deposit is formed exclusively by surface geological processes?
(A) Wollastonite (B) Asbestos (C) Corundum (D) Bauxite
Q.6 Graphic texture is indicative of:
(A) Eutectic crystallization
(B) Crystal settling
(C) Fractional crystallization
(D) Magma mixing
Q.7 Which of the following is NOT a form of the isometric system?
(A) Octahedron (B) Tetrahedron (C) Trapezohedron (D) Rhombohedron
Q.8 Which of the following group of fossils became extinct at the Permo-Triassic boundary?
(A) Graptolite (B) Trilobite (C) Ammonite (D) Ediacaran
Q.9 Arrange the following granitoid bodies in order of their decreasing age.
(P) Erinpura Granite
(Q) Closepet Granite
(R) Singhbhum Granite
(S) Ladakh Granitoids
(A) R-P-Q-S
(B) S-Q-R-P
(C) R-Q-P-S
(D) Q-R-S-P
Q.10 Which of the following Brachiopod genera is considered as “living fossil”?
(A) Lingula (B) Productus (C) Atrypa (D) Spirifer
Q. 11 – Q. 30 carry two marks each.
Q.11 In the given figure (i), (ii), (iii), and (iv) denote the plate tectonic settings: Mid Oceanic Ridge (M),
Island Arc (I), Continental Arc (C) and Rift Zone (R).
Which one of the following options is correctly matched?
(A) (i) – M, (ii) – I, (iii) – C, (iv) – R
(B) (i) – R, (ii) – I, (iii) – M, (iv) – C
(C) (i) – I, (ii) – R, (iii) – M, (iv) – C
(D) (i) – I, (ii) – M, (iii) – C, (iv) – R
Q.12 In an undulated topography, a set of uniformly inclined beds show ‘V’-shaped outcrop pattern with
apex pointing downstream in a valley. This indicates:
(A) The dip of the beds is more than the slope of the valley
(B) The dip of the beds is less than the slope of the valley
(C) The beds are vertical
(D) The beds are horizontal
JAM 2013 Geology :
The oldest rocks in the present ocean ?oor have age in the range:
(A) 4.04.6 billion years (B) 20—25 billion years
(C) 185-200 million years (D) 60—65 million years
Which one of the following morphological features is ABSENT in the Class Pelecypoda?
(A) Umbo (B) Deltidium (C) Pallial sinus (D) Resilifier
Match the lithostratigraphic units in Group I with their corresponding geological period in Group II. Group I Group II
P. Mamal Formation l. Triassic
Q. Fenestella Shale 2. Permian
R. Maleri Formation 3. Cretaceous
S. Lameta Formation 4. Carboniferous
(A) P~2, Q—4, R—l, S—3 (B) P—4, Q-2, R—I, S—3
(C) P-Z, Q-3, R-4, S-l (D) P-4, Q~1, R—2, S—3
Which one of the following represents a closed form?
(A) Tetragonal prism (B) Dihexagonal pyramid
(C) Orthodorne (D) Trigonal dipyramid
The tightness of a fold should be estimated in sections
(A) parallel to both the fold axis and the axial plane
(B) parallel to the fold axis and perpendicular to the axial plane
(C) perpendicular to the profile plane of the fold
(D) perpendicular to the fold axis
Match the geological features listed in Group I with their corresponding processes in Group II.
Group I Group II
P. Cumulate 1. Sub~aqueous eruption
Q. Migmatite 2. Magmatic segregation
R. Fenitized rock 3. Anatexis
S. Pillow basalt 4. Volatile tranSport
(A) P—2, Q-l, R-4, S—3 (B) P-4, Q3, R—l, 8—2
(C) P—2, Q—3, R-4, S-l (D) P—4, Q—3, R~?., S~1
Match the minerals listed in Group I with their corresponding twin types in Group II.
Group I Group II
P. Staurolite 1. Japan twin
Q. Quartz 2. Swallow~tai1 twin
R. Gypsum 3. Carlsbad twin
S. Orthoclase 4. Cruciform twin
(A) P42, Q~4, R—l, 8—3 (B) P-4, Q—2, R—l, 8-3
(G) P—2, Q~3, R-4, S—l (D) P—4, Qni, R—2, S-3
Which one of the following is a glacio—?uvial deposit?
(A) Esker (B) Till (C) Moraine (D) Drumlin
Malachite and Azurite are characteristic ore minerals of
(A) Gossan zone (B) Zone of oxidation
(C) Zone of supergene enrichment (D) Protore
Which of the following is NOT a depositional sedimentary structure?
(A) Trough cross—bedding (B) Massive bedding
(C) Convolute bedding (D) Graded bedding