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JAM 2022  GEOLOGY - GG 
GG 2/33 
Section A: Q.1 – Q.10 Carry ONE mark each. 
 
 
Q.1 Which one of the following is a geochronologic unit?               
(A) System 
(B) Period 
(C) Member 
(D) Formation 
  
  
Q.2 Which one of the following must have thickness less than 1 cm? 
(A) Lamina 
(B) Bed 
(C) Stratum 
(D) Layer 
  
  
Page 2


JAM 2022  GEOLOGY - GG 
GG 2/33 
Section A: Q.1 – Q.10 Carry ONE mark each. 
 
 
Q.1 Which one of the following is a geochronologic unit?               
(A) System 
(B) Period 
(C) Member 
(D) Formation 
  
  
Q.2 Which one of the following must have thickness less than 1 cm? 
(A) Lamina 
(B) Bed 
(C) Stratum 
(D) Layer 
  
  
JAM 2022  GEOLOGY - GG 
GG 3/33 
Q.3 Which one of the following organisms became extinct during the Cretaceous-
Tertiary mass extinction event?  
(A) Trilobite 
(B) Ammonite 
(C) Brachiopod 
(D) Echinoderm 
  
  
Q.4 
Match the geomorphic features in Group I with the related processes in  
Group II. 
Group I                                     Group II 
P. Cirque                                    1. Fluvial 
Q. Ventifact                               2. Glacial 
R. Point bar                                3. Volcanic 
S. Tephra                                    4. Aeolian 
(A) P-2, Q-4, R-1, S-3 
(B) P-2, Q-3, R-1, S-4 
(C) P-4, Q-2, R-3, S-1 
(D) P-1, Q-2, R-3, S-4 
Page 3


JAM 2022  GEOLOGY - GG 
GG 2/33 
Section A: Q.1 – Q.10 Carry ONE mark each. 
 
 
Q.1 Which one of the following is a geochronologic unit?               
(A) System 
(B) Period 
(C) Member 
(D) Formation 
  
  
Q.2 Which one of the following must have thickness less than 1 cm? 
(A) Lamina 
(B) Bed 
(C) Stratum 
(D) Layer 
  
  
JAM 2022  GEOLOGY - GG 
GG 3/33 
Q.3 Which one of the following organisms became extinct during the Cretaceous-
Tertiary mass extinction event?  
(A) Trilobite 
(B) Ammonite 
(C) Brachiopod 
(D) Echinoderm 
  
  
Q.4 
Match the geomorphic features in Group I with the related processes in  
Group II. 
Group I                                     Group II 
P. Cirque                                    1. Fluvial 
Q. Ventifact                               2. Glacial 
R. Point bar                                3. Volcanic 
S. Tephra                                    4. Aeolian 
(A) P-2, Q-4, R-1, S-3 
(B) P-2, Q-3, R-1, S-4 
(C) P-4, Q-2, R-3, S-1 
(D) P-1, Q-2, R-3, S-4 
JAM 2022  GEOLOGY - GG 
GG 4/33 
Q.5 Which one of the given textural features results from exsolution? 
(A) Ophitic 
(B) Perthitic 
(C) Graphic 
(D) Glomeroporphyritic 
  
  
Q.6 In the holosymmetric class of the Cubic System, how many more faces does the  
{110} form have compared to the {111} form? 
(A) 2 
(B) 4 
(C) 6 
(D) 8 
  
  
Page 4


JAM 2022  GEOLOGY - GG 
GG 2/33 
Section A: Q.1 – Q.10 Carry ONE mark each. 
 
 
Q.1 Which one of the following is a geochronologic unit?               
(A) System 
(B) Period 
(C) Member 
(D) Formation 
  
  
Q.2 Which one of the following must have thickness less than 1 cm? 
(A) Lamina 
(B) Bed 
(C) Stratum 
(D) Layer 
  
  
JAM 2022  GEOLOGY - GG 
GG 3/33 
Q.3 Which one of the following organisms became extinct during the Cretaceous-
Tertiary mass extinction event?  
(A) Trilobite 
(B) Ammonite 
(C) Brachiopod 
(D) Echinoderm 
  
  
Q.4 
Match the geomorphic features in Group I with the related processes in  
Group II. 
Group I                                     Group II 
P. Cirque                                    1. Fluvial 
Q. Ventifact                               2. Glacial 
R. Point bar                                3. Volcanic 
S. Tephra                                    4. Aeolian 
(A) P-2, Q-4, R-1, S-3 
(B) P-2, Q-3, R-1, S-4 
(C) P-4, Q-2, R-3, S-1 
(D) P-1, Q-2, R-3, S-4 
JAM 2022  GEOLOGY - GG 
GG 4/33 
Q.5 Which one of the given textural features results from exsolution? 
(A) Ophitic 
(B) Perthitic 
(C) Graphic 
(D) Glomeroporphyritic 
  
  
Q.6 In the holosymmetric class of the Cubic System, how many more faces does the  
{110} form have compared to the {111} form? 
(A) 2 
(B) 4 
(C) 6 
(D) 8 
  
  
JAM 2022  GEOLOGY - GG 
GG 5/33 
Q.7 Which one of the following seismic waves involves compression and 
rarefaction (but not rotation) of the material that it passes through? 
(A) P-waves 
(B) S-waves 
(C) Rayleigh waves 
(D) Love waves 
  
  
Q.8 Realgar and orpiment are both minerals of arsenic (As) and have the same 
chemical composition. Which one of the following properties can be used to 
distinguish between the two minerals in hand specimen?  
(A) Lustre 
(B) Hardness 
(C) Colour 
(D) Fracture 
  
Page 5


JAM 2022  GEOLOGY - GG 
GG 2/33 
Section A: Q.1 – Q.10 Carry ONE mark each. 
 
 
Q.1 Which one of the following is a geochronologic unit?               
(A) System 
(B) Period 
(C) Member 
(D) Formation 
  
  
Q.2 Which one of the following must have thickness less than 1 cm? 
(A) Lamina 
(B) Bed 
(C) Stratum 
(D) Layer 
  
  
JAM 2022  GEOLOGY - GG 
GG 3/33 
Q.3 Which one of the following organisms became extinct during the Cretaceous-
Tertiary mass extinction event?  
(A) Trilobite 
(B) Ammonite 
(C) Brachiopod 
(D) Echinoderm 
  
  
Q.4 
Match the geomorphic features in Group I with the related processes in  
Group II. 
Group I                                     Group II 
P. Cirque                                    1. Fluvial 
Q. Ventifact                               2. Glacial 
R. Point bar                                3. Volcanic 
S. Tephra                                    4. Aeolian 
(A) P-2, Q-4, R-1, S-3 
(B) P-2, Q-3, R-1, S-4 
(C) P-4, Q-2, R-3, S-1 
(D) P-1, Q-2, R-3, S-4 
JAM 2022  GEOLOGY - GG 
GG 4/33 
Q.5 Which one of the given textural features results from exsolution? 
(A) Ophitic 
(B) Perthitic 
(C) Graphic 
(D) Glomeroporphyritic 
  
  
Q.6 In the holosymmetric class of the Cubic System, how many more faces does the  
{110} form have compared to the {111} form? 
(A) 2 
(B) 4 
(C) 6 
(D) 8 
  
  
JAM 2022  GEOLOGY - GG 
GG 5/33 
Q.7 Which one of the following seismic waves involves compression and 
rarefaction (but not rotation) of the material that it passes through? 
(A) P-waves 
(B) S-waves 
(C) Rayleigh waves 
(D) Love waves 
  
  
Q.8 Realgar and orpiment are both minerals of arsenic (As) and have the same 
chemical composition. Which one of the following properties can be used to 
distinguish between the two minerals in hand specimen?  
(A) Lustre 
(B) Hardness 
(C) Colour 
(D) Fracture 
  
JAM 2022  GEOLOGY - GG 
GG 6/33 
Q.9 Buckle folds result from  
(A) layer parallel shortening 
(B) layer perpendicular slip 
(C) layer parallel shearing 
(D) layer perpendicular shortening 
  
  
Q.10 Sandstone beds above a magmatic body are domal in shape, while the beds 
below are horizontal. The magmatic body is a 
(A) Batholith 
(B) Laccolith 
(C) Lopolith 
(D) Sill 
  
  
 
 
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