UGC NET Exam July 2018 Forensic Science Paper-2 Question Paper With Answer Key

71. Hyrtl’s law states that :

(1) Total length of sternum in males is >149 mm.

(2) Sternal foramen are twice as common in males as compared to females.

(3) Sternal index is 46.2 in males.

(4) Body of sternum in males is more than twice the length of manubrium.

Answer: (4) Body of sternum in males is more than twice the length of manubrium.

72. Assertion (A) : While doing photography of a crime scene, physical evidence should be photographed in closeup view also.

Reason (R) : Overview and close-up photography of physical evidence is important to study the crime scene in totality.

Code :

(1) Both (A) and (R) are correct .

(2) Both (A) and (R) are incorrect.

(3) (A) is incorrect, but (R) is correct.

(4) (A) is correct, but (R) is not.

Answer: (1) Both (A) and (R) are correct .

73. Picric acid is also known as :

(1) Trinitrophenol

(2) Cyclo-tetramethylene tetranitramine

(3) Cyclo-trimethylene trinitramine

(4) Trinitrophenyl methyl nitramine

Answer: (1) Trinitrophenol

74. Which of the following techniques are destructive in nature in examination of ink from a document ?

(1) TLC (Thin Layer Chromatography)

(2) VSC (Video Spectral Comparator)

(3) ALS (Alternate Light Source)

(4) IR microscopy

Answer: (1) TLC (Thin Layer Chromatography)

75. Identify the correct order in which calcification begins in permanent teeth :

(1) 1st molar, 2nd molar, 3rd molar, Canine

(2) Canine, 2nd incisor, 2nd premolar, 3rd molar

(3) 2nd incisor, Canine, 1st incisor, 2nd molar

(4) 2nd premolar, 2nd incisor, 1st incisor, 3rd molar

Answer: (2) Canine, 2nd incisor, 2nd premolar, 3rd molar

76. Which of the following statements is/are correct with respect to foot-print examination ?

(a) Latent foot prints may be present on surfaces with floor, carpet etc.

(b) Plaster of Peris is the most preferred material to cast the foot impression.

(c) Race of the person can be determined from foot prints.

(d) Height of the person can be estimated from the foot prints.

Code :

(1) (a), (b) and (d) are correct

(2) (a), (b) and (c) are correct

(3) (b) and (c) are correct

(4) (a), (c) and (d) are correct

Answer: (1) (a), (b) and (d) are correct

77. Regarding seminal fluid, consider the following statements and choose the correct answer from the code given below :

(a) Seminal fluid can be detected by Mab4E6.

(b) Seminal fluid can be detected by SVSA.

(c) Size of spermatic head is 50×35μ.

(d) Seminal stains cannot be detected if they come from a Vasectomized man.

Code :

(1) (a), (b) and (c) are correct.

(2) (a) and (c) are correct.

(3) (c) and (d) are correct.

(4) (a) and (b) are correct.

Answer: (4) (a) and (b) are correct.

78. In striated tool marks, the spacings in between the striations change because of :

(1) Angle of tilt.

(2) Angle of progression.

(3) Both angles of tilt and progression.

(4) Nature of surface on which the tool acts.

Answer: (3) Both angles of tilt and progression.

79. Match the following :

List IList II
(a) Formation of radial and concetric factures in glass when a projectile hits it.(i) Safety glass
(b) Used inside and rear windows of vehicle(ii) Molotov Cocktail
(c) When the glass breaks, the fragments tend to remain in place(iii) Tempered Glass
(d) Breaking of bottle(iv) Windows Glass

Code:

(a)(b)(c)(d)
(1)(iv)(iii)(i)(ii)
(2)(iii)(i)(iv)(ii)
(3)(iii)(iv)(ii)(i)
(4)(i)(iii)(ii)(iv)

Answer: (1)

80. How many layers must be matched before the forensic expert can conclude that the paints come from the same source ?

(1) Eight layers

(2) Ten layers

(3) Fifteen layers

(4) No criterion

Answer: (4) No criterion

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