IIT Delhi Joint Admission Test Geology Model Question Paper 2016 : jam.iitd.ac.in
Organisation : IIT Delhi
Exam : Joint Admission Test – JAM
Document Type : Model Question Paper
Category or Subject : Geology
Year : 2016
Website : http://jam.iitd.ac.in/
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Geology Model Question Paper :
Section – A :
Multiple Choice Questions (Mcq)
Q. 1 – Q.10 carry one mark each.
Q.1 The most abundant metal (by weight %) in the Earth’s crust is
(A) Al
(B) Fe
(C) Na
(D) Mg
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Q.2 The correct order of increasing stability of minerals during chemical weathering is
(A) olivine, pyroxene, biotite, quartz
(B) olivine, biotite, pyroxene, quartz
(C) quartz, biotite, pyroxene, olivine
(D) pyroxene, olivine, biotite, quartz
Q.3 In the topographic map the steepest slope is
(A) northerly
(B) southerly
(C) easterly
(D) westerly
Q.4 Gabbro contains much more alumina than peridotite because it is richer in
(A) orthopyroxene
(B) orthoamphibole
(C) olivine
(D) plagioclase
Q.5 Coking coal in India is found in
(A) Neyvelli, Tamil Nadu
(B) Jharia, Jharkhand
(C) Palana, Rajasthan
(D) Garampani, Meghalya
Q.6 The amplitude of ground motion during an earthquake of magnitude 7 in Richter scale is how many times more than that of a magnitude 5?
(A) 10
(B) 100
(C) 1000
(D) 10,000
Q.7 The failed arm of a continental rift is called
(A) hot spot
(B) horst
(C) decollement
(D) aulacogen
Q.8 The hardest mineral (with the exception of diamond) in the Moh’s scale of hardness is
(A) an oxide
(B) a silicate
(C) a phosphate
(D) a carbonate
Q.9 Which one of the following is capable of transporting sediments against the slope?
(A) river current
(B) turbidity current
(C) tidal current
(D) rip current
Q.10 Which is the most abundant ion in the normal seawater?
(A) Cl-
(B) SO4-
(C) Na+
(D) K+
Q. 11 – Q. 30 carry two marks each.
Q.11 Match minerals in Group I with the corresponding silicate structure in Group II.
Group I – Group II
i) Anthophyllite – P) Cyclosilicate
ii) Hedenbergite – Q) Tectosilicate
iii) Cordierite – R) Double chain silicate
iv) Zeolite – S) Single chain silicate
(A) i – R; ii – S; iii – Q; iv – P
(B) i – S; ii – R; iii – Q; iv – P
(C) i – R; ii – S; iii – P; iv – Q
(D) i – P; ii – Q; iii – R; iv – S
Q.12 The correct name for the well sorted sandstone, whose framework composition plots at Y in the following QFR diagram, is
(A) arkose
(B) subarkose
(C) lithic arkose
(D) quartz arenite
Q.13 Which one of the following optical properties of minerals is NOT observed under crossed nicols?
(A) Extinction
(B) Interference colour
(C) Interference figure
(D) Pleochroism
Q.14 Choose the correct stereographic projection among the following that represents 222 crystal symmetry.
Q.15 Match the folds listed in Group I with corresponding geometric characteristics in Group II.
Group I – Group II
i) Parallel – P) Angular hinge
ii) Chevron – Q) Minimum thickness parallel to the axial surface is at the hinge
iii) Similar – R) Negative inter-limb angle
iv) Mushroom – S) Constant thickness parallel to the axial surface
(A) i – Q; ii – R; iii – S; iv – P
(B) i – S; ii – P; iii – Q; iv – R
(C) i – Q; ii – P; iii – S; iv – R
(D) i – S; ii – R; iii – Q; iv – P
Q.16 The number of 4th order stream(s) present in the drainage network shown below, as per hierarchical classification, is
(A) one
(B) two
(C) three
(D) four
Q.17 During metamorphism, temperature can increase at constant pressure in the case of
(A) exhumation by erosion
(B) burial by subduction
(C) burial by underthrusting
(D) intrusion of batholith
Q.18 Choose the correct chronological order from oldest to youngest for the following stratigraphic units P – Chitradurga Group; Q – Sargur Group; R – Ajabgarh Group; S – Udaipur Group
(A) Q, P, S, R
(B) P, Q, S, R
(C) Q, R, P, S
(D) Q, R, S, P