FORENSIC SCIENCE- PAGE 3
FORENSIC SCIENCE MCQs
1. The book entitled “An Introduction to Criminalistics” was written by
(A) Hans Gross
(B) Soderman
(C) Paul Kirk
(D) Osterburg & O’Hara
Ans: D
2. Following are the essential points in a proper sketch of scene of crime
(A) North direction
(B) Scale
(C) Legend
(D) All of the above
Ans: D
3. The suitable control sample in case of blood stained soil is usually taken within the distance of _______ from spot.
(A) 3 inches
(B) 1 foot
(C) 2 feet
(D) 3 feet
Ans: A
4. In an aircrash case, the following method of survey is most useful.
(A) Strip method
(B) Spiral method
(C) Zonal method
(D) Wheel method
Ans: D
5. Match the following:
List – I List – II
(i) William Herschel 1. Forensic Ballistics
(ii) Osborn 2. Forensic Anthropology
(iii) Krogman 3. Finger print
(iv) Hatcher 4. Questioned document
Codes:
(i) (ii) (iii) (iv)
(A) 3 4 2 1
(B) 2 1 3 4
(C) 4 3 2 1
(D) 1 2 4 3
Ans: A
6. Bevelling of a wound is seen in the following injuries.
(A) Contusion
(B) Laceration
(C) Abrasion
(D) Incised wound
Ans: D
7. Choose the correct answer:
The steps of investigation in proper sequence is :
(A) Protection of crime scene, interview of witness, photography of crime scene, collection and dispatch of physical evidence
(B) Photography of crime scene, protection of crime scene, interview of witness, collection and dispatch of physical evidence.
(C) Protection of crime scene, photography of crime scene, collection and dispatch of physical evidence, interview of witness
(D) Interview of witness, photography of crime scene, collection and dispatch of physical evidence, protection of crime scene
Ans: C
8. Spin-spin coupling is observed in
(A) Raman Spectroscopy
(B) Neutron Activation Analysis
(C) Mass spectrometry
(D) NMR
Ans: D
9. In XRF spectrometry, the excitation source is
(A) Electron Gun
(B) X-ray tube
(C) Proton gun
(D) Neutron gun
Ans: B
10. Electrode less Discharge Lamp (EDL) is used in
(A) Atomic Absorption Spectrometer
(B) Atomic Emission Spectrometer
(C) Infra-red Spectrometer
(D) X-ray Fluorescence Spectrometer
Ans: A
11. Basic requirements of a monochromator are
(A) Resolution
(B) Spectral Range
(C) Dispersion
(D) All of the above
Ans: D
12. Following technique provides a unique fingerprint of a chemical structure:
(A) IR Spectrometry
(B) UV Spectrometry
(C) NIR Spectrometry
(D) Visible Spectrometry
Ans: A
13. Mass Spectrometry requires the sample to be in:
(A) Liquid state
(B) Vapour state
(C) Solid state
(D) Semisolid state
Ans: B
14. Following detector in HPLC generates structural and molecular weight information about the eluted solute:
(A) Electrochemical detector
(B) Fluorescence detector
(C) MS detector
(D) RI detector
Ans: C
15. First systematic presentation of Neutron activation analysis method was made by:
(A) Clarke and Overman
(B) Martin and Synge
(C) Henry and Pascal
(D) Piobert and Pascal
Ans: A
16. Radiations emitted by radioactive elements are
(A) Alpha rays
(B) Gamma rays
(C) Beta rays
(D) All of the above
Ans: D
17. Maintenance of the correct number of chromosomes in cell division (mitosis) is dependent on a process of
(A) DNA duplication
(B) DNA mutation
(C) Single nucleotide polymorphism
(D) All of the above
Ans: A
18. The following is not red cell isoenzymes:
(A) Adenosine deaminase
(B) Transferrin
(C) Glutamate pyruvate transaminase
(D) Phosphoglucomutase
Ans: B
19. Which of the following is involved in human body’s immune system?
(A) WBC
(B) RBC
(C) Thrombocytes
(D) Serum
Ans: A
20. One of the options mentioned is not a step involved in PCR technique:
(A) Annealing
(B) Deuaturation
(C) Extension of nucleotides
(D) Southern blotting
Ans: D
21. Assertion (A): Detailed note should be recorded regarding the amount of blood found/splattered at the scene of occurrence.
Reason (R): It would help to evaluate about the length of survival of the victim after assault.
Codes:
(A) Both (A) and (R) are correct.
(B) (A) is correct but (R) is incorrect.
(C) (A) is incorrect but (R) is correct.
(D) Both (A) and (R) are incorrect.
Ans: A
22. The main ingredient of Mandrax is
(A) PCP
(B) STP
(C) Methaqualone
(D) GHB
Ans: C
23. Dry ashing method is used for the extraction of following poisons from viscera:
(A) Organic volatile
(B) Organic non-volatile
(C) Metallic
(D) None of the above
Ans: C
24. Following color test is applied for the detection of opiates:
(A) Marquis
(B) Mecke
(C) Froehde’s
(D) All of the above
Ans: B
25. Lysergic acid is found in
(A) Ergot fungus
(B) Psilocybe mexicanna
(C) Lophophora Williamsie
(D) Argimoni wexicanna
Ans: A
26. Screening tests are performed for
(A) Tentative identification
(B) Definite identification
(C) Quantitative analysis
(D) Semiquantitative analysis
Ans: A
27. The combination of the following liquids is most suitable in the density gradient column:
(A) bromoform and phenol
(B) bromobenzene and methanol
(C) bromoform and bromobenzene
(D) bromoform, benzene and phenol
Ans: C
28. Mc Naughten, who shot Edward Drummond was suffering from delusion of
(A) Infidelity
(B) Persecution
(C) Poverty
(D) Nihilism
Ans: B
29. ‘Stass-Otto’ process is used for:
(A) Extraction of poisons
(B) Extraction of DNA
(C) Extraction of antigens
(D) Isolation of compliments
Ans: A
30. Following is active principle of Abrus:
(A) Abrin
(B) Adbrin
(C) Abrinine
(D) Abricodine
Ans: A
31. In case of poisoning of living persons, the following are preserved, except:
(A) Vomit
(B) Excereta
(C) Stomach wash
(D) Unsoiled clothings
Ans: D
32. The following wounds will heal without a scar formation:
(A) Abrasion
(B) Laceration
(C) Chop wound
(D) Stab wound
Ans: A
33. In firing case muzzle pattern is found in
(A) Contact fire
(B) Firing from 4 ft
(C) Firing from 8 ft
(D) Long distance firing
Ans: A
34. Burning, blackening and tattooing are useful for determination of
(A) Time of fire
(B) Distance of fire
(C) Ricocheting of bullet
(D) None of the above
Ans: B
35. Pump action of a firearm is also called
(A) Lever action
(B) Bolt action
(C) Trombone action
(D) Air action
Ans: C
36. Richochet of bullet means
(A) Penetration of bullet
(B) Deflection of bullet
(C) Unfired bullet
(D) Tandem bullet
Ans: B
37. Fouling is useful in determination of approximate
(A) Distance of fire
(B) Time of fire
(C) Penetration of projectile
(D) Velocity of projectile
Ans: B
38. Amatol contains
(A) TNT and RDX
(B) TNT and Tetryl
(C) TNT and PETN
(D) TNT and Ammonium Nitrate
Ans: D
39. 7.62 mm AK-47 assault rifle has the magazine capacity of
(A) 20
(B) 25
(C) 30
(D) 40
Ans: C
40. The ejector is not present in the following:
(A) Carbine
(B) Revolver
(C) Service rifle
(D) Shot gun
Ans: D
41. Match the following:
List-I List-II
(a) Ram rod (i) Fired Bullet
(b) Chamber marks (ii) Shot gun
(c) Rifling mark (iii) Fired cartridge
(d) Choking of barrel (iv) Muzzle loader
Codes:
(a) (b) (c) (d)
(A) (i) (ii) (iii) (iv)
(B) (iv) (i) (iii) (ii)
(C) (ii) (i) (iv) (iii)
(D) (iv) (iii) (i) (ii)
Ans: D
42. Assertion (A): The penetration power of shot gun is more than service rifle.
Reason (R): Rifle produces more energy inside the barrel as compared to shot gun. Codes :
(A) (A) is correct but (R) is wrong.
(B) (A) is wrong (R) is correct.
(C) Both (A) and (R) are correct.
(D) Both (A) and (R) are wrong.
Ans: B
43. The diameter of LG Pellet is
(A) 0.25”
(B) 0.35”
(C) 0.40”
(D) 0.45”
Ans: B
44. Walker Test of GSR is done for the identification of presence of
(A) Metallic residue
(B) Nitrate
(C) Sulphur
(D) Nitrite
Ans: D
45. It is not the component of rifle Cartridge
(A) Cartridge case
(B) Primer
(C) Projectile
(D) Wad
Ans: D
46. Vaginal secretion consists of
(A) Urea
(B) Doderlain’s bacilli
(C) Glyoxalase I
(D) Serum Cholinesterase
Ans: B
47. “Counter Immuno Electro Phoresis (CIEP)” is applied detection of
(A) DNA
(B) P30
(C) Protein
(D) Isoenzymes
Ans: B
48. Fecal matter as evidence is encountered in cases like
(A) Rape
(B) Murder
(C) Bestiality
(D) Hanging
Ans: C
49. The angle of tool application should be considered for making standard tool marks by:
(A) Hammer
(B) Pliers
(C) Screwdriver
(D) Prybar
Ans: C
50. Nodes are seen in the following fibre:
(A) Cotton
(B) Wool
(C) Silk
(D) Linen
Ans: D
(A) Hans Gross
(B) Soderman
(C) Paul Kirk
(D) Osterburg & O’Hara
Ans: D
2. Following are the essential points in a proper sketch of scene of crime
(A) North direction
(B) Scale
(C) Legend
(D) All of the above
Ans: D
3. The suitable control sample in case of blood stained soil is usually taken within the distance of _______ from spot.
(A) 3 inches
(B) 1 foot
(C) 2 feet
(D) 3 feet
Ans: A
4. In an aircrash case, the following method of survey is most useful.
(A) Strip method
(B) Spiral method
(C) Zonal method
(D) Wheel method
Ans: D
5. Match the following:
List – I List – II
(i) William Herschel 1. Forensic Ballistics
(ii) Osborn 2. Forensic Anthropology
(iii) Krogman 3. Finger print
(iv) Hatcher 4. Questioned document
Codes:
(i) (ii) (iii) (iv)
(A) 3 4 2 1
(B) 2 1 3 4
(C) 4 3 2 1
(D) 1 2 4 3
Ans: A
6. Bevelling of a wound is seen in the following injuries.
(A) Contusion
(B) Laceration
(C) Abrasion
(D) Incised wound
Ans: D
7. Choose the correct answer:
The steps of investigation in proper sequence is :
(A) Protection of crime scene, interview of witness, photography of crime scene, collection and dispatch of physical evidence
(B) Photography of crime scene, protection of crime scene, interview of witness, collection and dispatch of physical evidence.
(C) Protection of crime scene, photography of crime scene, collection and dispatch of physical evidence, interview of witness
(D) Interview of witness, photography of crime scene, collection and dispatch of physical evidence, protection of crime scene
Ans: C
8. Spin-spin coupling is observed in
(A) Raman Spectroscopy
(B) Neutron Activation Analysis
(C) Mass spectrometry
(D) NMR
Ans: D
9. In XRF spectrometry, the excitation source is
(A) Electron Gun
(B) X-ray tube
(C) Proton gun
(D) Neutron gun
Ans: B
10. Electrode less Discharge Lamp (EDL) is used in
(A) Atomic Absorption Spectrometer
(B) Atomic Emission Spectrometer
(C) Infra-red Spectrometer
(D) X-ray Fluorescence Spectrometer
Ans: A
11. Basic requirements of a monochromator are
(A) Resolution
(B) Spectral Range
(C) Dispersion
(D) All of the above
Ans: D
12. Following technique provides a unique fingerprint of a chemical structure:
(A) IR Spectrometry
(B) UV Spectrometry
(C) NIR Spectrometry
(D) Visible Spectrometry
Ans: A
13. Mass Spectrometry requires the sample to be in:
(A) Liquid state
(B) Vapour state
(C) Solid state
(D) Semisolid state
Ans: B
14. Following detector in HPLC generates structural and molecular weight information about the eluted solute:
(A) Electrochemical detector
(B) Fluorescence detector
(C) MS detector
(D) RI detector
Ans: C
15. First systematic presentation of Neutron activation analysis method was made by:
(A) Clarke and Overman
(B) Martin and Synge
(C) Henry and Pascal
(D) Piobert and Pascal
Ans: A
16. Radiations emitted by radioactive elements are
(A) Alpha rays
(B) Gamma rays
(C) Beta rays
(D) All of the above
Ans: D
17. Maintenance of the correct number of chromosomes in cell division (mitosis) is dependent on a process of
(A) DNA duplication
(B) DNA mutation
(C) Single nucleotide polymorphism
(D) All of the above
Ans: A
18. The following is not red cell isoenzymes:
(A) Adenosine deaminase
(B) Transferrin
(C) Glutamate pyruvate transaminase
(D) Phosphoglucomutase
Ans: B
19. Which of the following is involved in human body’s immune system?
(A) WBC
(B) RBC
(C) Thrombocytes
(D) Serum
Ans: A
20. One of the options mentioned is not a step involved in PCR technique:
(A) Annealing
(B) Deuaturation
(C) Extension of nucleotides
(D) Southern blotting
Ans: D
21. Assertion (A): Detailed note should be recorded regarding the amount of blood found/splattered at the scene of occurrence.
Reason (R): It would help to evaluate about the length of survival of the victim after assault.
Codes:
(A) Both (A) and (R) are correct.
(B) (A) is correct but (R) is incorrect.
(C) (A) is incorrect but (R) is correct.
(D) Both (A) and (R) are incorrect.
Ans: A
22. The main ingredient of Mandrax is
(A) PCP
(B) STP
(C) Methaqualone
(D) GHB
Ans: C
23. Dry ashing method is used for the extraction of following poisons from viscera:
(A) Organic volatile
(B) Organic non-volatile
(C) Metallic
(D) None of the above
Ans: C
24. Following color test is applied for the detection of opiates:
(A) Marquis
(B) Mecke
(C) Froehde’s
(D) All of the above
Ans: B
25. Lysergic acid is found in
(A) Ergot fungus
(B) Psilocybe mexicanna
(C) Lophophora Williamsie
(D) Argimoni wexicanna
Ans: A
26. Screening tests are performed for
(A) Tentative identification
(B) Definite identification
(C) Quantitative analysis
(D) Semiquantitative analysis
Ans: A
27. The combination of the following liquids is most suitable in the density gradient column:
(A) bromoform and phenol
(B) bromobenzene and methanol
(C) bromoform and bromobenzene
(D) bromoform, benzene and phenol
Ans: C
28. Mc Naughten, who shot Edward Drummond was suffering from delusion of
(A) Infidelity
(B) Persecution
(C) Poverty
(D) Nihilism
Ans: B
29. ‘Stass-Otto’ process is used for:
(A) Extraction of poisons
(B) Extraction of DNA
(C) Extraction of antigens
(D) Isolation of compliments
Ans: A
30. Following is active principle of Abrus:
(A) Abrin
(B) Adbrin
(C) Abrinine
(D) Abricodine
Ans: A
31. In case of poisoning of living persons, the following are preserved, except:
(A) Vomit
(B) Excereta
(C) Stomach wash
(D) Unsoiled clothings
Ans: D
32. The following wounds will heal without a scar formation:
(A) Abrasion
(B) Laceration
(C) Chop wound
(D) Stab wound
Ans: A
33. In firing case muzzle pattern is found in
(A) Contact fire
(B) Firing from 4 ft
(C) Firing from 8 ft
(D) Long distance firing
Ans: A
34. Burning, blackening and tattooing are useful for determination of
(A) Time of fire
(B) Distance of fire
(C) Ricocheting of bullet
(D) None of the above
Ans: B
35. Pump action of a firearm is also called
(A) Lever action
(B) Bolt action
(C) Trombone action
(D) Air action
Ans: C
36. Richochet of bullet means
(A) Penetration of bullet
(B) Deflection of bullet
(C) Unfired bullet
(D) Tandem bullet
Ans: B
37. Fouling is useful in determination of approximate
(A) Distance of fire
(B) Time of fire
(C) Penetration of projectile
(D) Velocity of projectile
Ans: B
38. Amatol contains
(A) TNT and RDX
(B) TNT and Tetryl
(C) TNT and PETN
(D) TNT and Ammonium Nitrate
Ans: D
39. 7.62 mm AK-47 assault rifle has the magazine capacity of
(A) 20
(B) 25
(C) 30
(D) 40
Ans: C
40. The ejector is not present in the following:
(A) Carbine
(B) Revolver
(C) Service rifle
(D) Shot gun
Ans: D
41. Match the following:
List-I List-II
(a) Ram rod (i) Fired Bullet
(b) Chamber marks (ii) Shot gun
(c) Rifling mark (iii) Fired cartridge
(d) Choking of barrel (iv) Muzzle loader
Codes:
(a) (b) (c) (d)
(A) (i) (ii) (iii) (iv)
(B) (iv) (i) (iii) (ii)
(C) (ii) (i) (iv) (iii)
(D) (iv) (iii) (i) (ii)
Ans: D
42. Assertion (A): The penetration power of shot gun is more than service rifle.
Reason (R): Rifle produces more energy inside the barrel as compared to shot gun. Codes :
(A) (A) is correct but (R) is wrong.
(B) (A) is wrong (R) is correct.
(C) Both (A) and (R) are correct.
(D) Both (A) and (R) are wrong.
Ans: B
43. The diameter of LG Pellet is
(A) 0.25”
(B) 0.35”
(C) 0.40”
(D) 0.45”
Ans: B
44. Walker Test of GSR is done for the identification of presence of
(A) Metallic residue
(B) Nitrate
(C) Sulphur
(D) Nitrite
Ans: D
45. It is not the component of rifle Cartridge
(A) Cartridge case
(B) Primer
(C) Projectile
(D) Wad
Ans: D
46. Vaginal secretion consists of
(A) Urea
(B) Doderlain’s bacilli
(C) Glyoxalase I
(D) Serum Cholinesterase
Ans: B
47. “Counter Immuno Electro Phoresis (CIEP)” is applied detection of
(A) DNA
(B) P30
(C) Protein
(D) Isoenzymes
Ans: B
48. Fecal matter as evidence is encountered in cases like
(A) Rape
(B) Murder
(C) Bestiality
(D) Hanging
Ans: C
49. The angle of tool application should be considered for making standard tool marks by:
(A) Hammer
(B) Pliers
(C) Screwdriver
(D) Prybar
Ans: C
50. Nodes are seen in the following fibre:
(A) Cotton
(B) Wool
(C) Silk
(D) Linen
Ans: D
51. Match the following:
List – I List – II
a. Age i. Barr body
b. Race ii. Epiphyseal union
c. Sex iii. Femur
d. Stature iv. Shovel shaped incisors
Codes:
a b c d
(A) i ii iii iv
(B) iii i iv ii
(C) ii iv i iii
(D) iv iii ii i
Ans: C
52. The following mark is not found in fired cartridge case
(A) Firing pin mark
(B) Rifling mark
(C) Chamber mark
(D) Breach face mark
Ans: B
53. HPLC was discovered by
(A) Izmailov and Schraiber
(B) M. Tsuet
(C) de Vries
(D) Kirkland and Huber
Ans: D
54. Zip guns are
(A) Country made guns
(B) Rifles
(C) Machine guns
(D) Carbines
Ans: A
55. In the gunshot wound, the term back spatter refers to
(A) Ejection of blood and tissues from exit wound
(B) Ejection of projectile from the exit wound
(C) Ejection of projectile from entrance wound
(D) Ejection of blood and tissues from entrance gunshot wound
Ans: D
56. Match the following:
List – I List – II
a. Fulminate of mercury i. Nitroglycerin
b. Gelatinesticks ii. Dart
c. Ballistite iii. Primer
d. Air gun iv. Double base smokeless powder
Codes:
a b c d
(A) i iii iv ii
(B) iv iii ii i
(C) iii i iv ii
(D) iii ii i iv
Ans: C
57. The terminal velocity of falling 9 mm bullet is about
(A) 168 ft/s
(B) 282 ft/sec
(C) 198 ft/sec
(D) 219 ft/sec
Ans: D
58. What is the effect of cutting of barrel on dispersion of pellets on a target?
(A) Decrease the dispersion of pellet
(B) Increase the dispersion of pellet
(C) No change in dispersion of pellet
(D) The whole mass will make a single hole
Ans: B
59. In black powder Fg, FFg, FFFgnumber represents
(A) Weight of powder grains
(B) Volume of powder grains
(C) Fineness of powder grains
(D) Density of powder grains
Ans: C
60. The three genetic loci that control PGM polymorphism are locus 1 on chromosome 1, locus 2 on chromosome 4 and locus 3 is on which of these chromosomes?
(A) 6
(B) 8
(C) 10
(D) 14
Ans: A
61. In GC-MS, a process in which an inert gas is bubbled through the water is known as
(A) Trapping
(B) Purging
(C) Mixing
(D) Eluting
Ans: B
62. The time interval that a drug takes for its concentration to drop to half of its concentration is known as
(A) Full life period
(B) Sleep life period
(C) Half-life period
(D) Quarter life period
Ans: C
63. 90% of the total ethanol consumed in body is converted into acetaldehyde and acetic acid within the
(A) Liver
(B) Lung
(C) Stomach
(D) Kidney
Ans: A
64. Effects of barbiturate onsets after
(A) Twelve hours
(B) Eight hours
(C) Two hours
(D) Six hours
Ans: C
65. Cannabis sativa contains the following principal constituents
(a) Cannabinol
(b) Strychnine
(c) Hyosciene
(d) Tetra hydro cannabinol
Codes:
(A) (a) and (b) are correct.
(B) (a) and (c) are correct.
(C) (a) and (d) are correct.
(D) (b) and (c) are correct.
Ans: C
66. Which of the following instrument is used to identify the organic drugs?
(A) Infra-red spectrophotometer
(B) Polymerase chain reaction
(C) Atomic absorption spectrophotometer
(D) Automatic blood analyzer
Ans: A
67. The soap remains present in the blood because of high alkaline binding capacity of the serum/due to its dissociated products like
(A) Proteins
(B) Albumin
(C) Fatty acid
(D) RBC
Ans: C
68. Which of the following preservatives is used to preserve the blood in case of alcohol poisoning?
(A) EDTA
(B) Heparin
(C) Sodium fluoride
(D) Sodium chloride
Ans: C
69. A technique used for increasing the amount of a specific segment of DNA is called
(A) DNA replication
(B) DNA amplification
(C) Denaturation
(D) VNTR
Ans: B
70. Which of the following is a plant protein?
(A) Lectins
(B) Actin
(C) Mycin
(D) All of the above
Ans: A
71. Which of these is a part of a mt. DNA?
(A) D-loop
(B) Y-loop
(C) S-loop
(D) T-loop
Ans: A
72. Which of the following is not a red cell blood group system?
(A) Kell
(B) Duffy
(C) ABO
(D) HLA
Ans: D
73. A forensic scientist is supposed to answer the question when examining dried blood
(A) Is it blood?
(B) Is it human blood?
(C) Which group it belongs to?
(D) All of the above
Ans: D
74. Which of the following rare earth oxide is not found in ‘Nernst Glower’?
(A) Zirconia
(B) Yttria
(C) Thoria
(D) Titanium
Ans: D
75. Which of the following is not true in case of a radiation source?
(A) It must be stable.
(B) It must have sufficient intensity.
(C) It must supply intermittent radiation.
(D) It should be detected at the end of the optical path.
Ans: C
76. A dead body for autopsy is to be preserved in a cold chamber whose preferred temperature is
(A) – 4 °C
(B) 0 °C
(C) 4 °C
(D) 10 °C
Ans: C
77. Which of the following is not a feature of immediate change after death?
(A) Cessation of brain function
(B) Cessation of heart function
(C) Cooling of the body
(D) Stoppage of respiration
Ans: C
78. Match the following:
List – I List – II
(a) Parathion i. O, O-dimethyl-Sdithiophosphate
(b) Dimethoate ii. O, O-Dimethyl dithiophosphate of diethyl mercaptosuccinate
(c) Phosphamidon iii. O, O-diethyl-O-pnitrophenylthiophosphate
(d) Malathion iv. O, (2-chloro-2- diethyl carbamoyl)- 1-methyl-vinyl-O, O-di-methmylphosphate
Codes:
(a) (b) (c) (d)
(A) iii i iv ii
(B) i ii iii iv
(C) iii ii i iv
(D) ii iii i ii
Ans: A
79. Match the following:
List – I List – II
(a) Delusion i. Desire to steal articles of small value
(b) Hallucination ii. False belief which is not a fact
(c) Illusion iii. False perception without a stimulus
(d) Kleptomania iv. False interpretation of a stimulus
Codes:
(a) (b) (c) (d)
(A) iii iv i ii
(B) ii iii iv i
(C) i ii iii iv
(D) iv i ii iii
Ans: B
80. The test to identify vaginal epithelialcells in a case of sexual assault is
(A) Barberio’s test
(B) Florence’s test
(C) Lugol’s iodine test
(D) Precipitin test
Ans: C
81. Rule of Hasse helps in the determination of
(A) Age of Fetus
(B) Congenital anomalies of fetus
(C) Sex of fetus
(D) Stature of fetus
Ans: A
82. Which of the following conditions does not resemble rigor mortis?
(A) Cold stiffening
(B) Gas stiffening
(C) Pugilistic attitude
(D) Tetanus
Ans: D
83. The total number of temporary molars in a child aged 7 years
(A) Zero
(B) Four
(C) eight
(D) twelve
Ans: C
84. Fine, white lathery froth that is copious and tenacious around mouth and nostrils is suggestive of death due to
(A) Drowning
(B) Epilepsy
(C) Morphine poisoning
(D) Snake bite
Ans: A
85. Which is the best bone for determination of sex from skeletal remains?
(A) Skull
(B) Pelvis
(C) Scaphoid
(D) Pisiform
Ans: B
86. Intersex means
(A) Intermingling of sexual traits in a person
(B) Determination of fetal sex
(C) Female homosexuality
(D) Sodomy
Ans: A
87. The diameter of LG shot is
(A) 9.14 mm
(B) 8.43 mm
(C) 6.83 mm
(D) 5.16 mm
Ans: A
88. Derringers are single shot pistols, which possess
(A) Single barrel
(B) Multiple barrels
(C) Choke in the barrel
(D) Magazine
Ans: B
89. In the firing mechanism of firearm trombone action is also called as
(a) Pump action
(b) Lever action
(c) Bolt action
(d) Slide action
Codes:
(A) (a) and (b) are correct
(B) (a) and (c) are correct
(C) (b) and (d) are correct
(D) (a) and (d) are correct
Ans: D
90. The probable time of last fire from a firearm can be determined by
(A) Dispersion of pellets
(B) Fouling
(C) Trajectory of projectile
(D) Muzzle velocity of projectile
Ans: B
91. Assertion (A): In Absorption-Inhibition method, specific absorption is allowed to proceed by placing antigenic material in contact with its homologous antibody.
Reason (R): This absorption renders the serum less potent, and the inhibition of its activity is measured.
Codes:
(A) (A) is correct but (R) is incorrect.
(B) (A) is incorrect but (R) is correct.
(C) Both (A) and (R) are correct.
(D) Both (A) and (R) are incorrect.
Ans: C
92. The major metabolite of benzodiazepines is
(A) Benzoylecgonine
(B) Oxymorphone
(C) THC-acid
(D) Desmethyldiazepam
Ans: D
93. The presence of BHC is established by separation of its constituents by
(A) SDS-PAGE
(B) Northern blotting
(C) Chromatography
(D) Southern blotting
Ans: C
94. Ester test is done for the identification of which of the following poisons?
(A) Dhatura
(B) Opium
(C) Calatropis
(D) Abrus
Ans: C
95. Which of the following reagents is used to identify the vaginal secretion on the basis of detecting glycogenated epithelial cells?
(A) Benzidene reagent
(B) Periodic acid-schiff reagent
(C) Nessler’s reagent
(D) Iodoplatinate reagent
Ans: B
96. The presence of blood in the semen causing pink or reddish colour is known as
(A) Azoospermia
(B) Histospermia
(C) Oligospermia
(D) Hematospermia
Ans: D
97. Double helix structure of DNA was reported by
(A) Watson and Crick
(B) Saikai and Mullis
(C) Oswald Avery
(D) Alec Jeffreys
Ans: A
98. Individuals who produce A, B and H blood group specific substances in body fluids are called as
(A) Secretors
(B) Non-secretors
(C) Lewis positive
(D) Lewis negative
Ans: A
99. In STR loci, the tandem repeat unit consists of
(A) 2-7 bp
(B) 242 bp
(C) 1100 bp
(D) 35 bp
Ans: A
100. The person having ‘Bombay Blood Group’ has the following in his red blood cells:
(A) ABH antigens
(B) HLA antigens
(C) mt DNA
(D) Myoglobin
Ans: C
List – I List – II
a. Age i. Barr body
b. Race ii. Epiphyseal union
c. Sex iii. Femur
d. Stature iv. Shovel shaped incisors
Codes:
a b c d
(A) i ii iii iv
(B) iii i iv ii
(C) ii iv i iii
(D) iv iii ii i
Ans: C
52. The following mark is not found in fired cartridge case
(A) Firing pin mark
(B) Rifling mark
(C) Chamber mark
(D) Breach face mark
Ans: B
53. HPLC was discovered by
(A) Izmailov and Schraiber
(B) M. Tsuet
(C) de Vries
(D) Kirkland and Huber
Ans: D
54. Zip guns are
(A) Country made guns
(B) Rifles
(C) Machine guns
(D) Carbines
Ans: A
55. In the gunshot wound, the term back spatter refers to
(A) Ejection of blood and tissues from exit wound
(B) Ejection of projectile from the exit wound
(C) Ejection of projectile from entrance wound
(D) Ejection of blood and tissues from entrance gunshot wound
Ans: D
56. Match the following:
List – I List – II
a. Fulminate of mercury i. Nitroglycerin
b. Gelatinesticks ii. Dart
c. Ballistite iii. Primer
d. Air gun iv. Double base smokeless powder
Codes:
a b c d
(A) i iii iv ii
(B) iv iii ii i
(C) iii i iv ii
(D) iii ii i iv
Ans: C
57. The terminal velocity of falling 9 mm bullet is about
(A) 168 ft/s
(B) 282 ft/sec
(C) 198 ft/sec
(D) 219 ft/sec
Ans: D
58. What is the effect of cutting of barrel on dispersion of pellets on a target?
(A) Decrease the dispersion of pellet
(B) Increase the dispersion of pellet
(C) No change in dispersion of pellet
(D) The whole mass will make a single hole
Ans: B
59. In black powder Fg, FFg, FFFgnumber represents
(A) Weight of powder grains
(B) Volume of powder grains
(C) Fineness of powder grains
(D) Density of powder grains
Ans: C
60. The three genetic loci that control PGM polymorphism are locus 1 on chromosome 1, locus 2 on chromosome 4 and locus 3 is on which of these chromosomes?
(A) 6
(B) 8
(C) 10
(D) 14
Ans: A
61. In GC-MS, a process in which an inert gas is bubbled through the water is known as
(A) Trapping
(B) Purging
(C) Mixing
(D) Eluting
Ans: B
62. The time interval that a drug takes for its concentration to drop to half of its concentration is known as
(A) Full life period
(B) Sleep life period
(C) Half-life period
(D) Quarter life period
Ans: C
63. 90% of the total ethanol consumed in body is converted into acetaldehyde and acetic acid within the
(A) Liver
(B) Lung
(C) Stomach
(D) Kidney
Ans: A
64. Effects of barbiturate onsets after
(A) Twelve hours
(B) Eight hours
(C) Two hours
(D) Six hours
Ans: C
65. Cannabis sativa contains the following principal constituents
(a) Cannabinol
(b) Strychnine
(c) Hyosciene
(d) Tetra hydro cannabinol
Codes:
(A) (a) and (b) are correct.
(B) (a) and (c) are correct.
(C) (a) and (d) are correct.
(D) (b) and (c) are correct.
Ans: C
66. Which of the following instrument is used to identify the organic drugs?
(A) Infra-red spectrophotometer
(B) Polymerase chain reaction
(C) Atomic absorption spectrophotometer
(D) Automatic blood analyzer
Ans: A
67. The soap remains present in the blood because of high alkaline binding capacity of the serum/due to its dissociated products like
(A) Proteins
(B) Albumin
(C) Fatty acid
(D) RBC
Ans: C
68. Which of the following preservatives is used to preserve the blood in case of alcohol poisoning?
(A) EDTA
(B) Heparin
(C) Sodium fluoride
(D) Sodium chloride
Ans: C
69. A technique used for increasing the amount of a specific segment of DNA is called
(A) DNA replication
(B) DNA amplification
(C) Denaturation
(D) VNTR
Ans: B
70. Which of the following is a plant protein?
(A) Lectins
(B) Actin
(C) Mycin
(D) All of the above
Ans: A
71. Which of these is a part of a mt. DNA?
(A) D-loop
(B) Y-loop
(C) S-loop
(D) T-loop
Ans: A
72. Which of the following is not a red cell blood group system?
(A) Kell
(B) Duffy
(C) ABO
(D) HLA
Ans: D
73. A forensic scientist is supposed to answer the question when examining dried blood
(A) Is it blood?
(B) Is it human blood?
(C) Which group it belongs to?
(D) All of the above
Ans: D
74. Which of the following rare earth oxide is not found in ‘Nernst Glower’?
(A) Zirconia
(B) Yttria
(C) Thoria
(D) Titanium
Ans: D
75. Which of the following is not true in case of a radiation source?
(A) It must be stable.
(B) It must have sufficient intensity.
(C) It must supply intermittent radiation.
(D) It should be detected at the end of the optical path.
Ans: C
76. A dead body for autopsy is to be preserved in a cold chamber whose preferred temperature is
(A) – 4 °C
(B) 0 °C
(C) 4 °C
(D) 10 °C
Ans: C
77. Which of the following is not a feature of immediate change after death?
(A) Cessation of brain function
(B) Cessation of heart function
(C) Cooling of the body
(D) Stoppage of respiration
Ans: C
78. Match the following:
List – I List – II
(a) Parathion i. O, O-dimethyl-Sdithiophosphate
(b) Dimethoate ii. O, O-Dimethyl dithiophosphate of diethyl mercaptosuccinate
(c) Phosphamidon iii. O, O-diethyl-O-pnitrophenylthiophosphate
(d) Malathion iv. O, (2-chloro-2- diethyl carbamoyl)- 1-methyl-vinyl-O, O-di-methmylphosphate
Codes:
(a) (b) (c) (d)
(A) iii i iv ii
(B) i ii iii iv
(C) iii ii i iv
(D) ii iii i ii
Ans: A
79. Match the following:
List – I List – II
(a) Delusion i. Desire to steal articles of small value
(b) Hallucination ii. False belief which is not a fact
(c) Illusion iii. False perception without a stimulus
(d) Kleptomania iv. False interpretation of a stimulus
Codes:
(a) (b) (c) (d)
(A) iii iv i ii
(B) ii iii iv i
(C) i ii iii iv
(D) iv i ii iii
Ans: B
80. The test to identify vaginal epithelialcells in a case of sexual assault is
(A) Barberio’s test
(B) Florence’s test
(C) Lugol’s iodine test
(D) Precipitin test
Ans: C
81. Rule of Hasse helps in the determination of
(A) Age of Fetus
(B) Congenital anomalies of fetus
(C) Sex of fetus
(D) Stature of fetus
Ans: A
82. Which of the following conditions does not resemble rigor mortis?
(A) Cold stiffening
(B) Gas stiffening
(C) Pugilistic attitude
(D) Tetanus
Ans: D
83. The total number of temporary molars in a child aged 7 years
(A) Zero
(B) Four
(C) eight
(D) twelve
Ans: C
84. Fine, white lathery froth that is copious and tenacious around mouth and nostrils is suggestive of death due to
(A) Drowning
(B) Epilepsy
(C) Morphine poisoning
(D) Snake bite
Ans: A
85. Which is the best bone for determination of sex from skeletal remains?
(A) Skull
(B) Pelvis
(C) Scaphoid
(D) Pisiform
Ans: B
86. Intersex means
(A) Intermingling of sexual traits in a person
(B) Determination of fetal sex
(C) Female homosexuality
(D) Sodomy
Ans: A
87. The diameter of LG shot is
(A) 9.14 mm
(B) 8.43 mm
(C) 6.83 mm
(D) 5.16 mm
Ans: A
88. Derringers are single shot pistols, which possess
(A) Single barrel
(B) Multiple barrels
(C) Choke in the barrel
(D) Magazine
Ans: B
89. In the firing mechanism of firearm trombone action is also called as
(a) Pump action
(b) Lever action
(c) Bolt action
(d) Slide action
Codes:
(A) (a) and (b) are correct
(B) (a) and (c) are correct
(C) (b) and (d) are correct
(D) (a) and (d) are correct
Ans: D
90. The probable time of last fire from a firearm can be determined by
(A) Dispersion of pellets
(B) Fouling
(C) Trajectory of projectile
(D) Muzzle velocity of projectile
Ans: B
91. Assertion (A): In Absorption-Inhibition method, specific absorption is allowed to proceed by placing antigenic material in contact with its homologous antibody.
Reason (R): This absorption renders the serum less potent, and the inhibition of its activity is measured.
Codes:
(A) (A) is correct but (R) is incorrect.
(B) (A) is incorrect but (R) is correct.
(C) Both (A) and (R) are correct.
(D) Both (A) and (R) are incorrect.
Ans: C
92. The major metabolite of benzodiazepines is
(A) Benzoylecgonine
(B) Oxymorphone
(C) THC-acid
(D) Desmethyldiazepam
Ans: D
93. The presence of BHC is established by separation of its constituents by
(A) SDS-PAGE
(B) Northern blotting
(C) Chromatography
(D) Southern blotting
Ans: C
94. Ester test is done for the identification of which of the following poisons?
(A) Dhatura
(B) Opium
(C) Calatropis
(D) Abrus
Ans: C
95. Which of the following reagents is used to identify the vaginal secretion on the basis of detecting glycogenated epithelial cells?
(A) Benzidene reagent
(B) Periodic acid-schiff reagent
(C) Nessler’s reagent
(D) Iodoplatinate reagent
Ans: B
96. The presence of blood in the semen causing pink or reddish colour is known as
(A) Azoospermia
(B) Histospermia
(C) Oligospermia
(D) Hematospermia
Ans: D
97. Double helix structure of DNA was reported by
(A) Watson and Crick
(B) Saikai and Mullis
(C) Oswald Avery
(D) Alec Jeffreys
Ans: A
98. Individuals who produce A, B and H blood group specific substances in body fluids are called as
(A) Secretors
(B) Non-secretors
(C) Lewis positive
(D) Lewis negative
Ans: A
99. In STR loci, the tandem repeat unit consists of
(A) 2-7 bp
(B) 242 bp
(C) 1100 bp
(D) 35 bp
Ans: A
100. The person having ‘Bombay Blood Group’ has the following in his red blood cells:
(A) ABH antigens
(B) HLA antigens
(C) mt DNA
(D) Myoglobin
Ans: C