Page 1
JAM 2018 Geology - GG
GG 1/13
Paper Specific Instructions
1. The examination is of 3 hours duration. There are a total of 60 questions carrying 100 marks. The entire
paper is divided into three sections, A, B and C. All sections are compulsory. Questions in each section are
of different types.
2. Section – A contains a total of 30 Multiple Choice Questions (MCQ). Each MCQ type question has four
choices out of which only one choice is the correct answer. Questions Q.1 – Q.30 belong to this section
and carry a total of 50 marks. Q.1 – Q.10 carry 1 mark each and Questions Q.11 – Q.30 carry 2 marks
each.
3. Section – B contains a total of 10 Multiple Select Questions (MSQ). Each MSQ type question is similar
to MCQ but with a difference that there may be one or more than one choice(s) that are correct out of the
four given choices. The candidate gets full credit if he/she selects all the correct answers only and no
wrong answers. Questions Q.31 – Q.40 belong to this section and carry 2 marks each with a total of 20
marks.
4. Section – C contains a total of 20 Numerical Answer Type (NAT) questions. For these NAT type
questions, the answer is a real number which needs to be entered using the virtual keyboard on the monitor.
No choices will be shown for these type of questions. Questions Q.41 – Q.60 belong to this section and
carry a total of 30 marks. Q.41 – Q.50 carry 1 mark each and Questions Q.51 – Q.60 carry 2 marks each.
5. In all sections, questions not attempted will result in zero mark. In Section – A (MCQ), wrong answer will
result in NEGATIVE marks. For all 1 mark questions, 1/3 marks will be deducted for each wrong answer.
For all 2 marks questions, 2/3 marks will be deducted for each wrong answer. In Section – B (MSQ), there
is NO NEGATIVE and NO PARTIAL marking provisions. There is NO NEGATIVE marking in
Section – C (NAT) as well.
6. Only Virtual Scientific Calculator is allowed. Charts, graph sheets, tables, cellular phone or other
electronic gadgets are NOT allowed in the examination hall.
7. The Scribble Pad will be provided for rough work.
Page 2
JAM 2018 Geology - GG
GG 1/13
Paper Specific Instructions
1. The examination is of 3 hours duration. There are a total of 60 questions carrying 100 marks. The entire
paper is divided into three sections, A, B and C. All sections are compulsory. Questions in each section are
of different types.
2. Section – A contains a total of 30 Multiple Choice Questions (MCQ). Each MCQ type question has four
choices out of which only one choice is the correct answer. Questions Q.1 – Q.30 belong to this section
and carry a total of 50 marks. Q.1 – Q.10 carry 1 mark each and Questions Q.11 – Q.30 carry 2 marks
each.
3. Section – B contains a total of 10 Multiple Select Questions (MSQ). Each MSQ type question is similar
to MCQ but with a difference that there may be one or more than one choice(s) that are correct out of the
four given choices. The candidate gets full credit if he/she selects all the correct answers only and no
wrong answers. Questions Q.31 – Q.40 belong to this section and carry 2 marks each with a total of 20
marks.
4. Section – C contains a total of 20 Numerical Answer Type (NAT) questions. For these NAT type
questions, the answer is a real number which needs to be entered using the virtual keyboard on the monitor.
No choices will be shown for these type of questions. Questions Q.41 – Q.60 belong to this section and
carry a total of 30 marks. Q.41 – Q.50 carry 1 mark each and Questions Q.51 – Q.60 carry 2 marks each.
5. In all sections, questions not attempted will result in zero mark. In Section – A (MCQ), wrong answer will
result in NEGATIVE marks. For all 1 mark questions, 1/3 marks will be deducted for each wrong answer.
For all 2 marks questions, 2/3 marks will be deducted for each wrong answer. In Section – B (MSQ), there
is NO NEGATIVE and NO PARTIAL marking provisions. There is NO NEGATIVE marking in
Section – C (NAT) as well.
6. Only Virtual Scientific Calculator is allowed. Charts, graph sheets, tables, cellular phone or other
electronic gadgets are NOT allowed in the examination hall.
7. The Scribble Pad will be provided for rough work.
JAM 2018 Geology - GG
GG 2/13
SECTION – A
MULTIPLE CHOICE QUESTIONS (MCQ)
Q. 1 – Q.10 carry one mark each.
Q.1 Which one among the following planets in the Solar system is most similar in size to the Earth?
(A) Mercury (B) Venus (C) Neptune (D) Uranus
Q.2 In which one of the following tectonic settings are the highest mountain chains and thickest crust
found?
(A) Island arc (B) Continental arc
(C) Continental collision (D) Transcurrent
Q.3 The second-most abundant oxide in the Earth’s crust is
(A) Al
2
O
3
(B) SiO
2
(C) CaO (D) Na
2
O
Q.4 The type of dentition found in Trigonia is
(A) schizodont (B) taxodont (C) pachydont (D) isodont
Q.5 Which one of the following minerals has isolated (SiO
4
)
4–
tetrahedra linked by divalent cations in
octahedral coordination?
(A) Muscovite (B) Quartz (C) Beryl (D) Olivine
Q.6 Which one of the following is NOT found in an extensional setting?
(A) Normal faults (B) Horsts (C) Rifts (D) Thrust faults
Q.7 The texture characterized by exsolved lamellae of albite in K-feldspar is known as
(A) myrmekite (B) graphic (C) perthite (D) antiperthite
Q.8 Fissility is best shown by
(A) sandstone (B) siltstone (C) shale (D) limestone
Q.9 Petroleum is NOT commercially produced from
(A) Krishna–Godavari basin (B) Cauvery–Palar basin
(C) Cambay basin (D) Vindhyan basin
Page 3
JAM 2018 Geology - GG
GG 1/13
Paper Specific Instructions
1. The examination is of 3 hours duration. There are a total of 60 questions carrying 100 marks. The entire
paper is divided into three sections, A, B and C. All sections are compulsory. Questions in each section are
of different types.
2. Section – A contains a total of 30 Multiple Choice Questions (MCQ). Each MCQ type question has four
choices out of which only one choice is the correct answer. Questions Q.1 – Q.30 belong to this section
and carry a total of 50 marks. Q.1 – Q.10 carry 1 mark each and Questions Q.11 – Q.30 carry 2 marks
each.
3. Section – B contains a total of 10 Multiple Select Questions (MSQ). Each MSQ type question is similar
to MCQ but with a difference that there may be one or more than one choice(s) that are correct out of the
four given choices. The candidate gets full credit if he/she selects all the correct answers only and no
wrong answers. Questions Q.31 – Q.40 belong to this section and carry 2 marks each with a total of 20
marks.
4. Section – C contains a total of 20 Numerical Answer Type (NAT) questions. For these NAT type
questions, the answer is a real number which needs to be entered using the virtual keyboard on the monitor.
No choices will be shown for these type of questions. Questions Q.41 – Q.60 belong to this section and
carry a total of 30 marks. Q.41 – Q.50 carry 1 mark each and Questions Q.51 – Q.60 carry 2 marks each.
5. In all sections, questions not attempted will result in zero mark. In Section – A (MCQ), wrong answer will
result in NEGATIVE marks. For all 1 mark questions, 1/3 marks will be deducted for each wrong answer.
For all 2 marks questions, 2/3 marks will be deducted for each wrong answer. In Section – B (MSQ), there
is NO NEGATIVE and NO PARTIAL marking provisions. There is NO NEGATIVE marking in
Section – C (NAT) as well.
6. Only Virtual Scientific Calculator is allowed. Charts, graph sheets, tables, cellular phone or other
electronic gadgets are NOT allowed in the examination hall.
7. The Scribble Pad will be provided for rough work.
JAM 2018 Geology - GG
GG 2/13
SECTION – A
MULTIPLE CHOICE QUESTIONS (MCQ)
Q. 1 – Q.10 carry one mark each.
Q.1 Which one among the following planets in the Solar system is most similar in size to the Earth?
(A) Mercury (B) Venus (C) Neptune (D) Uranus
Q.2 In which one of the following tectonic settings are the highest mountain chains and thickest crust
found?
(A) Island arc (B) Continental arc
(C) Continental collision (D) Transcurrent
Q.3 The second-most abundant oxide in the Earth’s crust is
(A) Al
2
O
3
(B) SiO
2
(C) CaO (D) Na
2
O
Q.4 The type of dentition found in Trigonia is
(A) schizodont (B) taxodont (C) pachydont (D) isodont
Q.5 Which one of the following minerals has isolated (SiO
4
)
4–
tetrahedra linked by divalent cations in
octahedral coordination?
(A) Muscovite (B) Quartz (C) Beryl (D) Olivine
Q.6 Which one of the following is NOT found in an extensional setting?
(A) Normal faults (B) Horsts (C) Rifts (D) Thrust faults
Q.7 The texture characterized by exsolved lamellae of albite in K-feldspar is known as
(A) myrmekite (B) graphic (C) perthite (D) antiperthite
Q.8 Fissility is best shown by
(A) sandstone (B) siltstone (C) shale (D) limestone
Q.9 Petroleum is NOT commercially produced from
(A) Krishna–Godavari basin (B) Cauvery–Palar basin
(C) Cambay basin (D) Vindhyan basin
JAM 2018 Geology - GG
GG 3/13
Q.10 Among the following, the mineral showing acicular habit is
(A) kyanite (B) tourmaline (C) biotite (D) sillimanite
Q. 11 – Q. 30 carry two marks each.
Q.11 Isostasy involves ___________ continental mountain belts.
(A) compensation in (B) creation of (C) destruction of (D) thrusting in
Q.12 Identify the pair from the following list that is NOT correctly matched.
(A) Caldera – stratovolcano (B) Pillow basalt – subaerial eruption
(C) Ropy lava – pahoehoe flow (D) Amygdales – filled vesicles
Q.13 Wilson orogenic cycle in continents is initiated by
(A) collision (B) rifting (C) drifting (D) subduction
Q.14 Match the processes in Group I with corresponding geomorphic features in Group II.
Group I Group II
P. Dissolution 1. Mushroom rocks
Q. Abrasion 2. Exfoliation domes
R. Deposition 3. Sinkholes
S. Onion skin weathering 4. Moraines
(A)
P-1
Q-3
R-2
S-4
(B)
P-3
Q-1
R-2
S-4
(C)
P-3
Q-1
R-4
S-2
(D)
P-2
Q-1
R-4
S-3
Page 4
JAM 2018 Geology - GG
GG 1/13
Paper Specific Instructions
1. The examination is of 3 hours duration. There are a total of 60 questions carrying 100 marks. The entire
paper is divided into three sections, A, B and C. All sections are compulsory. Questions in each section are
of different types.
2. Section – A contains a total of 30 Multiple Choice Questions (MCQ). Each MCQ type question has four
choices out of which only one choice is the correct answer. Questions Q.1 – Q.30 belong to this section
and carry a total of 50 marks. Q.1 – Q.10 carry 1 mark each and Questions Q.11 – Q.30 carry 2 marks
each.
3. Section – B contains a total of 10 Multiple Select Questions (MSQ). Each MSQ type question is similar
to MCQ but with a difference that there may be one or more than one choice(s) that are correct out of the
four given choices. The candidate gets full credit if he/she selects all the correct answers only and no
wrong answers. Questions Q.31 – Q.40 belong to this section and carry 2 marks each with a total of 20
marks.
4. Section – C contains a total of 20 Numerical Answer Type (NAT) questions. For these NAT type
questions, the answer is a real number which needs to be entered using the virtual keyboard on the monitor.
No choices will be shown for these type of questions. Questions Q.41 – Q.60 belong to this section and
carry a total of 30 marks. Q.41 – Q.50 carry 1 mark each and Questions Q.51 – Q.60 carry 2 marks each.
5. In all sections, questions not attempted will result in zero mark. In Section – A (MCQ), wrong answer will
result in NEGATIVE marks. For all 1 mark questions, 1/3 marks will be deducted for each wrong answer.
For all 2 marks questions, 2/3 marks will be deducted for each wrong answer. In Section – B (MSQ), there
is NO NEGATIVE and NO PARTIAL marking provisions. There is NO NEGATIVE marking in
Section – C (NAT) as well.
6. Only Virtual Scientific Calculator is allowed. Charts, graph sheets, tables, cellular phone or other
electronic gadgets are NOT allowed in the examination hall.
7. The Scribble Pad will be provided for rough work.
JAM 2018 Geology - GG
GG 2/13
SECTION – A
MULTIPLE CHOICE QUESTIONS (MCQ)
Q. 1 – Q.10 carry one mark each.
Q.1 Which one among the following planets in the Solar system is most similar in size to the Earth?
(A) Mercury (B) Venus (C) Neptune (D) Uranus
Q.2 In which one of the following tectonic settings are the highest mountain chains and thickest crust
found?
(A) Island arc (B) Continental arc
(C) Continental collision (D) Transcurrent
Q.3 The second-most abundant oxide in the Earth’s crust is
(A) Al
2
O
3
(B) SiO
2
(C) CaO (D) Na
2
O
Q.4 The type of dentition found in Trigonia is
(A) schizodont (B) taxodont (C) pachydont (D) isodont
Q.5 Which one of the following minerals has isolated (SiO
4
)
4–
tetrahedra linked by divalent cations in
octahedral coordination?
(A) Muscovite (B) Quartz (C) Beryl (D) Olivine
Q.6 Which one of the following is NOT found in an extensional setting?
(A) Normal faults (B) Horsts (C) Rifts (D) Thrust faults
Q.7 The texture characterized by exsolved lamellae of albite in K-feldspar is known as
(A) myrmekite (B) graphic (C) perthite (D) antiperthite
Q.8 Fissility is best shown by
(A) sandstone (B) siltstone (C) shale (D) limestone
Q.9 Petroleum is NOT commercially produced from
(A) Krishna–Godavari basin (B) Cauvery–Palar basin
(C) Cambay basin (D) Vindhyan basin
JAM 2018 Geology - GG
GG 3/13
Q.10 Among the following, the mineral showing acicular habit is
(A) kyanite (B) tourmaline (C) biotite (D) sillimanite
Q. 11 – Q. 30 carry two marks each.
Q.11 Isostasy involves ___________ continental mountain belts.
(A) compensation in (B) creation of (C) destruction of (D) thrusting in
Q.12 Identify the pair from the following list that is NOT correctly matched.
(A) Caldera – stratovolcano (B) Pillow basalt – subaerial eruption
(C) Ropy lava – pahoehoe flow (D) Amygdales – filled vesicles
Q.13 Wilson orogenic cycle in continents is initiated by
(A) collision (B) rifting (C) drifting (D) subduction
Q.14 Match the processes in Group I with corresponding geomorphic features in Group II.
Group I Group II
P. Dissolution 1. Mushroom rocks
Q. Abrasion 2. Exfoliation domes
R. Deposition 3. Sinkholes
S. Onion skin weathering 4. Moraines
(A)
P-1
Q-3
R-2
S-4
(B)
P-3
Q-1
R-2
S-4
(C)
P-3
Q-1
R-4
S-2
(D)
P-2
Q-1
R-4
S-3
JAM 2018 Geology - GG
GG 4/13
Q.15 The orientations of the fold axis and axial plane in the given figure indicate
(A) reclined fold (B) vertical fold (C) recumbent fold (D) horizontal fold
Q.16 Identify the correct morphological features corresponding to numbers I – IV in the echinoid
illustrated below:
(A) I-Periproct II-Ambulacra III-Interambulacra IV-Peristome
(B) I-Periproct II-Interambulacra III-Ambulacra IV-Peristome
(C) I-Peristome II-Interambulacra III-Ambulacra IV-Periproct
(D) I-Peristome II-Ambulacra III-Interambulacra IV-Periproct
Q.17 The correct order of marine benthic habitats with increasing water depths is
(A) abyssal, bathyal, neritic (B) neritic, abyssal, bathyal
(C) neritic, bathyal, abyssal (D) bathyal, abyssal, neritic
Q.18 Which one of the following invertebrates has the most primitive visual system?
(A) Ammonites (B) Brachiopods (C) Gastropods (D) Trilobites
Page 5
JAM 2018 Geology - GG
GG 1/13
Paper Specific Instructions
1. The examination is of 3 hours duration. There are a total of 60 questions carrying 100 marks. The entire
paper is divided into three sections, A, B and C. All sections are compulsory. Questions in each section are
of different types.
2. Section – A contains a total of 30 Multiple Choice Questions (MCQ). Each MCQ type question has four
choices out of which only one choice is the correct answer. Questions Q.1 – Q.30 belong to this section
and carry a total of 50 marks. Q.1 – Q.10 carry 1 mark each and Questions Q.11 – Q.30 carry 2 marks
each.
3. Section – B contains a total of 10 Multiple Select Questions (MSQ). Each MSQ type question is similar
to MCQ but with a difference that there may be one or more than one choice(s) that are correct out of the
four given choices. The candidate gets full credit if he/she selects all the correct answers only and no
wrong answers. Questions Q.31 – Q.40 belong to this section and carry 2 marks each with a total of 20
marks.
4. Section – C contains a total of 20 Numerical Answer Type (NAT) questions. For these NAT type
questions, the answer is a real number which needs to be entered using the virtual keyboard on the monitor.
No choices will be shown for these type of questions. Questions Q.41 – Q.60 belong to this section and
carry a total of 30 marks. Q.41 – Q.50 carry 1 mark each and Questions Q.51 – Q.60 carry 2 marks each.
5. In all sections, questions not attempted will result in zero mark. In Section – A (MCQ), wrong answer will
result in NEGATIVE marks. For all 1 mark questions, 1/3 marks will be deducted for each wrong answer.
For all 2 marks questions, 2/3 marks will be deducted for each wrong answer. In Section – B (MSQ), there
is NO NEGATIVE and NO PARTIAL marking provisions. There is NO NEGATIVE marking in
Section – C (NAT) as well.
6. Only Virtual Scientific Calculator is allowed. Charts, graph sheets, tables, cellular phone or other
electronic gadgets are NOT allowed in the examination hall.
7. The Scribble Pad will be provided for rough work.
JAM 2018 Geology - GG
GG 2/13
SECTION – A
MULTIPLE CHOICE QUESTIONS (MCQ)
Q. 1 – Q.10 carry one mark each.
Q.1 Which one among the following planets in the Solar system is most similar in size to the Earth?
(A) Mercury (B) Venus (C) Neptune (D) Uranus
Q.2 In which one of the following tectonic settings are the highest mountain chains and thickest crust
found?
(A) Island arc (B) Continental arc
(C) Continental collision (D) Transcurrent
Q.3 The second-most abundant oxide in the Earth’s crust is
(A) Al
2
O
3
(B) SiO
2
(C) CaO (D) Na
2
O
Q.4 The type of dentition found in Trigonia is
(A) schizodont (B) taxodont (C) pachydont (D) isodont
Q.5 Which one of the following minerals has isolated (SiO
4
)
4–
tetrahedra linked by divalent cations in
octahedral coordination?
(A) Muscovite (B) Quartz (C) Beryl (D) Olivine
Q.6 Which one of the following is NOT found in an extensional setting?
(A) Normal faults (B) Horsts (C) Rifts (D) Thrust faults
Q.7 The texture characterized by exsolved lamellae of albite in K-feldspar is known as
(A) myrmekite (B) graphic (C) perthite (D) antiperthite
Q.8 Fissility is best shown by
(A) sandstone (B) siltstone (C) shale (D) limestone
Q.9 Petroleum is NOT commercially produced from
(A) Krishna–Godavari basin (B) Cauvery–Palar basin
(C) Cambay basin (D) Vindhyan basin
JAM 2018 Geology - GG
GG 3/13
Q.10 Among the following, the mineral showing acicular habit is
(A) kyanite (B) tourmaline (C) biotite (D) sillimanite
Q. 11 – Q. 30 carry two marks each.
Q.11 Isostasy involves ___________ continental mountain belts.
(A) compensation in (B) creation of (C) destruction of (D) thrusting in
Q.12 Identify the pair from the following list that is NOT correctly matched.
(A) Caldera – stratovolcano (B) Pillow basalt – subaerial eruption
(C) Ropy lava – pahoehoe flow (D) Amygdales – filled vesicles
Q.13 Wilson orogenic cycle in continents is initiated by
(A) collision (B) rifting (C) drifting (D) subduction
Q.14 Match the processes in Group I with corresponding geomorphic features in Group II.
Group I Group II
P. Dissolution 1. Mushroom rocks
Q. Abrasion 2. Exfoliation domes
R. Deposition 3. Sinkholes
S. Onion skin weathering 4. Moraines
(A)
P-1
Q-3
R-2
S-4
(B)
P-3
Q-1
R-2
S-4
(C)
P-3
Q-1
R-4
S-2
(D)
P-2
Q-1
R-4
S-3
JAM 2018 Geology - GG
GG 4/13
Q.15 The orientations of the fold axis and axial plane in the given figure indicate
(A) reclined fold (B) vertical fold (C) recumbent fold (D) horizontal fold
Q.16 Identify the correct morphological features corresponding to numbers I – IV in the echinoid
illustrated below:
(A) I-Periproct II-Ambulacra III-Interambulacra IV-Peristome
(B) I-Periproct II-Interambulacra III-Ambulacra IV-Peristome
(C) I-Peristome II-Interambulacra III-Ambulacra IV-Periproct
(D) I-Peristome II-Ambulacra III-Interambulacra IV-Periproct
Q.17 The correct order of marine benthic habitats with increasing water depths is
(A) abyssal, bathyal, neritic (B) neritic, abyssal, bathyal
(C) neritic, bathyal, abyssal (D) bathyal, abyssal, neritic
Q.18 Which one of the following invertebrates has the most primitive visual system?
(A) Ammonites (B) Brachiopods (C) Gastropods (D) Trilobites
JAM 2018 Geology - GG
GG 5/13
Q.19 The correct chronological sequence (older to younger) of the Precambrian stratigraphic units listed
below is
(A) Sargur Group, Chitradurga Group, Alwar Group, Kaimur Group
(B) Chitradurga Group, Sargur Group, Kaimur Group, Alwar Group
(C) Sargur Group, Alwar Group, Chitradurga Group, Kaimur Group
(D) Sargur Group, Chitradurga Group, Kaimur Group, Alwar Group
Q.20 Match the Formations in Group I with corresponding characteristic fossils in Group II.
Group I Group II
P. Barakar Formation 1. Stegodon
Q. Uttatur Formation 2. Sauropoda
R. Dhok Pathan Formation 3. Belemnites
S. Lameta Formation 4. Glossopteris
(A)
P-3
Q-1
R-4
S-2
(B)
P-4
Q-3
R-1
S-2
(C)
P-3
Q-4
R-1
S-2
(D)
P-4
Q-3
R-2
S-1
Q.21 Which one of the following sedimentary structures is NOT used for determining top and bottom of
beds?
(A) Mud cracks (B) Load and flame structures
(C) Sharp-crested wave ripples (D) Plane lamination
Q.22 Identify the rocks P and Q in the diagram as per the IUGS classification.
(A) P – Websterite, Q – Wehrlite (B) P – Dunite, Q – Websterite
(C) P – Websterite, Q – Dunite (D) P – Harzburgite, Q – Wehrlite
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