FORENSIC SCIENCE
PAPER – III
Note : This paper contains seventy five (75) objective type questions of two (2) marks each. All questions are compulsory.
1. According to Journee’s formula, the maximum range of a shot gun pellet of size 1 (diameter = 3.63 mm) is
(A) 315 yards
(B) 415 yards
(C) 400 yards
(D) 450 yards
2. The boat tailing of a bullet becomes important when its velocity is
(A) less than about 1120 ft/sec
(B) greater than about 1120 ft/sec and less than 2000 ft/sec
(C) lies between 2000 ft/sec and 3000 ft/sec
(D) more than 3000 ft/sec
3. The head of 7.62 × 39 mm cartridge is
(A) Rimmed
(B) Rimless
(C) Rebated
(D) Semi-rimmed
4. Assertion (A) : Evidence and test bullets can be compared using comparison microscope to establish the identity of the fire arms.
Reason (R) : Because the class characteristics on both the bullets match.
Codes :
(A) (A) is correct and (R) is incorrect.
(B) (A) is incorrect and (R) is correct.
(C) Both (A) and (R) are correct.
(D) Both (A) and (R) are incorrect
5. In the case of firing of 12-bore cartridges from loose country made pistols, the tattooing can be found upto about
(A) one foot
(B) two feet
(C) three feet
(D) upto distance much larger than 3 feet
6. In 7.62 × 51 mm cartridge, the two figures represent
(A) Calibre of firearm from which it is fired × length of cartridge
(B) Calibre of firearm from which it is fired × length of the cartridge case
(C) Calibre of firearm from which it is fired × length of the bullet loaded in cartridge
(D) Calibre and length of the chamber of the firearm from which it is fired
7. The ogive of bullet of .303-MK VII cartridge has
(A) 6 calibre radius head
(B) 7 calibre radius head
(C) 8 calibre radius head
(D) The bullet has round nose
8. On the basis of dimensions, it is found that the inside muzzle diameter of a half choke 12-bore gun is
(A) 0.706 inch
(B) 0.709 inch
(C) 0.712 inch
(D) 0.715 inch
9. Which of the following terms best describes the expression of bodily features ?
(A) Genotype
(B) Phenotype
(C) Haplotype
(D) Serotype
10. Assertion (A) : Colostrum is secreted in the body fluids of a woman.
Reason (R) : It helps in the determination of a evidence of sexual intercourse.
Codes :
(A) (A) is true and (R) is false.
(B) Both (A) and (R) are true.
(C) Both (A) and (R) are false.
(D) (A) is false and (R) is true.
11. While matching the evidence and test striation marks under the comparison microscope, much reliance should be placed on matching of which of the following ?
(A) Number of striations only
(B) Pattern of striations
(C) Both number and pattern of striations
(D) Deeper striations only
12. In the case of examination of impression type tool marks, the number of matching points should be
(A) At least eight as in case of examination of fingerprints
(B) At least 10
(C) At least 12
(D) There is no set number of matching points.
13. Which of the following can be used to establish individuality of paint sample ?
(A) Unusual pigments
(B) Trace elements
(C) Unusual impurities
(D) All of the above
14. In gel pen inks, pigments are suspended in which of the following ?
(A) Water based gel
(B) Oil based gel
(C) Paraffin based gel
(D) None of the above
15. _________ are used to mark the voters in various countries during election.
(A) Permanent inks
(B) Soluble inks
(C) Indelible inks
(D) Washable inks
16. Apart from vehicle, dyes and pigment, an ink also contains which of the following ?
(A) Antifoaming agents
(B) Surfactants
(C) Biocides
(D) All of the above
17. Supinator crest, a marker of occupation stress used for personal identification is found in which of the following bones ?
(A) Mandible
(B) Ulna
(C) Radius
(D) Fibula
18. The following instruments are used in somatometric studies :
I. Anthropometer
II. Mandibulometer
III. Spreading caliper
IV. Craniophore
Codes :
(A) III and II are correct.
(B) I and II are correct.
(C) I and III are correct.
(D) IV and III are correct.
19. Assertion (A) : Ossification in long bones takes place earlier in females.
Reason (R) : Puberty sets later in females.
Codes :
(A) Both (A) and (R) are correct.
(B) Both (A) and (R) are incorrect.
(C) (A) is correct and (R) is incorrect.
(D) (A) is incorrect and (R) is correct.
20. Assertion (A) : The sciatic notch and sub-pubic angle of pelvis is broader in female.
Reason (R) : This is a modification because of reproductive function.
Codes :
(A) Both (A) and (R) are correct.
(B) (A) is correct and (R) is incorrect.
(C) (A) is incorrect and (R) is correct.
(D) Both (A) and (R) are incorrect.
21. The deciduous set of teeth in children lack the following :
I. Canine
II. Second Molar
III. Premolar
IV. Third Molar
Codes :
(A) II and III are correct.
(B) I and II are correct.
(C) I and IV are correct.
(D) III and IV are correct.
22. Least square regression equations based on measurements of long bones can be used for which of the following ?
(A) Assessment of sex
(B) Estimation of stature
(C) Assessment of race
(D) Determination of age
23. The period of mixed dentition in human falls in the range of
(A) 2-5 years
(B) 6-12 years
(C) 6 months to 6 years
(D) 12 years to 18 years
24. Match the following :
25. The best estimate of stature is given by which of the following bones ?
(A) Radius
(B) Femur
(C) Clavicle
(D) Ulna
26. The development of latent fingerprints by ninhydrin treatment can be accelerated by using which of the following ?
(A) Water
(B) Heat and humidification
(C) Hydrochloric acid
(D) Sodium hydroxide
27. Which of the following method results in the development of latent fingerprints in white colour ?
(A) Crystal violet method
(B) Ninhydrin method
(C) Iodine method
(D) Super glue method
28. Assertion (A) : Determination of sequence of intersecting strokes helps in estimating the relative age of two writings.
Reason (R) : Relative age of writing can be determined when two writings are present on the same paper.
Codes :
(A) Both (A) and (R) are correct.
(B) (A) is correct and (R) is incorrect.
(C) (R) is correct and (A) is incorrect.
(D) Both (A) and (R) are incorrect.
29. A biometric trait must satisfy which of the following property ?
(A) Universality
(B) Uniqueness
(C) Permanency
(D) All of the above
30. Which of the following postmortem changes denote the last act of a person before death ?
(A) Algor mortis
(B) Cadaveric spasm
(C) Taches de noires sclerotica
(D) Hypostasis
31. Under which of the following circumstances, two individuals may have identical fingerprints ?
(A) Identical twins
(B) Fraternal twins
(C) Siamese twins
(D) None of the above
32. Match the following :
33. Arrange the following method in order of their introduction in visualization process of latent fingerprints :
I. Powder method
II. Ninhydrin method
III. Cyanoacrylate method
IV. Iodine fuming method
(A) I, II, III, IV
(B) I, IV, II, III
(C) II, I, III, IV
(D) III, II, IV, I
34. The liquefaction of the seminal secretion occurs within a short period due to
(A) Choline
(B) Lecithin
(C) Prostatic fibrinolysis
(D) None of the above
35. The question of detection of seminal stains does not arise in charges of
(A) Rape
(B) Stalking
(C) Sodomy
(D) Bestiality
36. If both the parents are of O × O phenotypes, the possible phenotype of the child is
(A) O, B
(B) O, A
(C) A, B, AB
(D) O
37. Which of the following structure help to determine the blood group in the deceased ?
(A) Sternum
(B) Cornea
(C) Cartilage
(D) Nails
38. The genetic markers seen close together on the same chromosome exhibit
(A) Genetic linkage
(B) Homozygosity
(C) Genetic concordance
(D) Independent segregation
39. A crystal when put on a printed page, the observer sees not one but two images of each word covered. The crystal exhibits
(A) Double reflection
(B) Double refraction
(C) Double transmission
(D) None of the above
40. NAA measures the characteristic energy values of the following rays emitted by radioactive isotope
(A) Alpha rays
(B) Beta rays
(C) Gamma rays
(D) X-rays
41. SEM/EDXA can be used for examination of
(A) GSR
(B) Sequence of strokes in document examination cases
(C) Study of inks
(D) All of the above
42. For photomicrography, the position of object is
(A) Beyond 2F of convex lens
(B) At 2F of convex lens
(C) Between F and 2F of the lens
(D) Less than F of the lens
43. On the basis of matching of striations on evidence and test bullets, an expert opines that the evidence bullet has been fired from the suspected fire arm. The basis of this opinion lies in
(A) Locard’s Principle of Exchange
(B) Law of Comparison
(C) Principle of Analysis
(D) Law of Probability
44. Participation and presence of a medical doctor is mandatory in which of the following ?
(A) Brain mapping
(B) Narcoanalysis
(C) DNA analysis
(D) Anthropometry
45. High Court is situated in the capital city of a State except in the State of
(A) Karnataka
(B) Bihar
(C) Uttar Pradesh
(D) Punjab
46. Who introduced the density gradient tube technique for the comparison of two paint samples ?
(A) W.M. Kraft
(B) F. Mair
(C) J. Martin
(D) P.L. Kirk
47. Which of the following person is ideal to record a dying declaration ?
(A) Prosecution Lawyer
(B) Defence Lawyer
(C) Member of Jury
(D) Magistrate
48. Which of the following sexual offences is also known as “Greek Love” ?
(A) Bestiality
(B) Buggery
(C) Cunnilingus
(D) Lesbianism
49. Defence wounds are seen in which of the following cases ?
(A) Drowning
(B) Hanging
(C) Motor Vehicle Accidents
(D) Assault
50. In which of the following cases, study of diatoms will be helpful ?
(A) Dry drowning
(B) Secondary drowning
(C) Immersion drowning
(D) Filigree burns
51. Which of the following type of fractures is not seen in adults ?
(A) Fissure
(B) Depressed
(C) Communited
(D) Pond
52. Which of following injuries is not associated with Motor Vehicle Accidents ?
(A) Dicing injuries
(B) Primary impact injuries
(C) Tertiary impact injuries
(D) Defence injuries
53. Fracture of hyoid bone is associated with which of the following asphyxial death ?
(A) Smothering
(B) Choking
(C) Throttling
(D) Traumatic asphyxia
54. In which asphyxial death is the tongue protruded ?
(A) Burking
(B) Traumatic asphyxia
(C) Choking
(D) None of the above
55. Which of the following features is suggestive of an antemortem hanging ?
(A) Prominent ligature mark
(B) Dilated pupils
(C) Dribbling of saliva
(D) Protusion of tongue
56. Which of the following organs is the last organ to putrefy ?
(A) Brain
(B) Liver
(C) Pancreas
(D) Uterus
57. In a case of hanging, when the feet are touching the ground, it is referred to as
(A) Partial
(B) Typical
(C) Atypical
(D) Complete
58. Perception in the absence of an external stimulus is referred to as
(A) Delusion
(B) Illusion
(C) Hallucination
(D) Obsession
59. In which of the following asphyxial deaths, there is no pressure over the neck structures ?
(A) Hanging
(B) Ligature strangulation
(C) Gagging
(D) Throttling
60. Another name of Cyclotol is
(A) RDX + PETN
(B) TNT + PETN
(C) RDX + TNT
(D) Picric acid + TNT
61. Assertion (A) : The derivatives of phosphoric acid having insecticidal activity are safe for mammals.
Reason (R) : The replacement of one of the oxygen atom by sulphur in the derivatives of phosphoric acid decreases the toxicity of compounds related to mammals.
Codes :
(A) (A) and (R) are both incorrect.
(B) (A) is correct but (R) is incorrect.
(C) (A) and (R) are both correct.
(D) (A) is incorrect and (R) is correct.
62. Kerosene normally boils in the range of
(A) 350 °C – 450 °C
(B) 150 °C – 250 °C
(C) 750 °C – 850 °C
(D) 550 °C – 650 °C
63. Alcohol is eliminated out of the body through
(A) Urine
(B) Breath
(C) Perspiration
(D) All of the above
64. Kerosene is a blend of
(A) Paraffins
(B) Naphthenes
(C) Aromatics
(D) All of the above
65. The system called ‘Drugfire’ is associated with
(A) Analysis of drugs
(B) Analysis of poisons
(C) Analysis of fire and arson residues
(D) Examination of fired cartridge cases
66. Mescaline is found in
(A) Lophophora Williamsic
(B) Claviceps Purpurea
(C) Psilocybe Mexicana
(D) Erythroxylum Coca
67. Wagner test is applied for the screening of
(A) Cannabis
(B) Amphetamine
(C) Cocaine
(D) Phencyclidine
68. Assertion (A) : After the age of 30 years there is a progressive decrease in stature of an individual.
Reason (R) : This is due to decrease in elasticity and compression of intervertebral discs and joint cartilage.
Codes :
(A) (R) is correct but (A) is incorrect.
(B) Both (A) and (R) are correct.
(C) (A) is correct but (R) is incorrect.
(D) Both (A) and (R) are incorrect.
69. Which of the following helps in estimation of absolute age of a document ?
(A) Fiber components of paper
(B) Binders components in paper
(C) Water marks in paper
(D) All of the above
70. Which of the following has the highest smoke point ?
(A) Naphthalenes
(B) Aromatics
(C) Paraffins
(D) None of the above
71. Which of the following apparatus is used for the determination of flash point ?
(A) Cleveland open cup
(B) Pensky Martin closed cup
(C) Abel apparatus
(D) All of the above
72. Orange/Red colour of petrol is due to the presence of
(A) Di-alkyl amino anthraquinone
(B) Phenyl azo-2-napthol
(C) Sunset yellow
(D) Eosin
73. Which of the following extraction method is the most frequently used for extracting pesticides from biological material ?
(A) Dry ashing method
(B) Wet ashing method
(C) Solvent extraction method
(D) Steam distillation method
74. In a case of strychnine poisoning, which of the following viscera is recommended to be preserved ?
(A) Brain
(B) Testes
(C) Spinal cord
(D) Ovaries
75. Which of the following drug is known as ‘Date Rape Drug’ ?
(A) Alprazolam
(B) Diazepam
(C) Temazepam
(D) Flunitrazepam
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