FORENSIC SCIENCE
PAPER – III
Note : This paper contains seventy five (75) objective type questions of two (2) marks each. All questions are compulsory.
1. Magistrate Inquest is done in the following cases :
(a) Death in road accident
(b) Death caused by drowning
(c) Exhumation
(d) Death in prison
Codes :
(A) (a) and (c) are correct.
(B) (a) and (d) are correct.
(C) (c) and (d) are correct.
(D) (b) and (d) are correct.
2. The Bureau of Police Research and Development is situated in
(A) New Delhi
(B) Lucknow
(C) Chandigarh
(D) Mumbai
3. The following persons helped Sir E.R. Henry in ten digit fingerprint classification :
(a) Battley
(b) Hemchand Bose
(c) Herschel
(d) Azizul Haq
Codes :
(A) (b) and (c) are correct.
(B) (d) and (c) are correct.
(C) (b) and (d) are correct.
(D) (a) and (b) are correct.
4. Assertion (A) : While despatching the exhibit to the Forensic Science Laboratory the sample of the seal used on packed exhibits is also despatched along – with exhibits.
Reason (R) : It helps in ascertaining the chain of custody in investigation.
Codes :
(A) Both (A) and (R) are incorrect.
(B) Both (A) and (R) are correct.
(C) (A) is correct, but (R) is incorrect.
(D) (A) is incorrect, but (R) is correct.
5. The control soil sample should be collected within the distance of _______ of the questioned soil spot.
(A) 1 inch
(B) 3-4 inches
(C) 8 inches
(D) 1 feet
6. Arrange the following steps of crime investigation in proper sequence :
(i) Collection and despatch of evidence to Forensic Science Laboratory.
(ii) First Information Report.
(iii) Photography of scene of crime.
(iv) Protection of scene of crime.
Codes :
(A) ii, iv, iii, i
(B) i, iv, ii, iii
(C) ii, iv, i, iii
(D) iii, i, ii, iv
7. These are sketching methods in crime scene, except
(A) Rectangular co-ordinate method
(B) Spiral method
(C) Triangular co-ordinate method
(D) Polar co-ordinate method
8. Sodium-halide-bromide cell window are used in
(A) IR spectrometry
(B) UV spectrometry
(C) Raman spectrometry
(D) Atomic absorption spectrometry
9. In X-ray spectroscopy, atoms are excited by
(A) Direct bombardment with electrons
(B) Bombardment with protons
(C) Irradiation with X-rays of shorter wavelengths
(D) All the above
10. Bertrand lens is a part of the following microscope :
(A) Steriomicroscope
(B) Comparison microscope
(C) Polarising microscope
(D) Fluorescence microscope
11. In which of the method, Hollow- Cathode lamp is used as radiation source ?
(A) Atomic absorption spectrophotometer
(B) UV-Vis spectrophotometer
(C) IR spectrophotometer
(D) Raman spectrophotometer
12. A lens with a variable focal length is known as
(A) Normal lens
(B) Telephoto lens
(C) Wide angle lens
(D) Zoom lens
13. X-ray spectra are quite simple because
(A) they result from transition between energy levels of the innermost electrons
(B) they result from transition between every levels of the outermost electrons
(C) they result from transition between energy levels of middle orbital electrons
(D) no change in transition levels of electrons
14. Spherical aberration means
(A) that all portions of a lens have common focus
(B) that inner and outer areas of lens do not have common focus
(C) that the lens corrected for two wavelengths of radiation
(D) it is corrected for three wavelengths of radiation
15. Detectors in IR spectrophotometry include the following :
(a) Golay detector
(b) Electron capture detector
(c) Photodetector
(d) Thermocouples
Codes :
(A) (a) and (b) are correct.
(B) (b) and (c) are correct.
(C) (c) and (d) are correct.
(D) (a) and (d) are correct.
16. Which of the following would be considered individual evidence ?
(A) DNA
(B) Blood
(C) Paint
(D) Soil
17. The sex of an individual can be determined by the following, except
(A) X-Y chromosome
(B) Barr-bodies
(C) Protein pattern
(D) Testosterone/Estradiol ratio
18. Which of the following factor is not assumed by Hardy-Weinberg equilibrium ?
(A) The population is infinitely large.
(B) Mating in non-random.
(C) No mutation
(D) No migration
19. Two arms composed mainly of DNA and held together by centromere is
(A) Gene
(B) Cell
(C) Protein
(D) Chromosome
20. A nucleotide consist of
(A) Nucleic acids, RNA and DNA
(B) Sugar, Phosphate and one of the four chemicals – A, T, G, C
(C) Messenger RNA and transfer RNA
(D) Adenine, Thymine, Guanine and Cytosine
21. Match the following :
22. Age of blood stain can be determined by, except
(A) Colour change
(B) DNA
(C) Globulin/Albumin ratio
(D) Protein patterns
23. Structure of DNA, carrier of the genetic blueprint of all biological organisms has been reported by
(A) Alec Jeffreys
(B) Muller
(C) Crick & Watson
(D) E.M. Southern
24. By which method Nicotine is isolated from alkaline solution ?
(A) Dry ashing
(B) Wet digestion
(C) Distillation
(D) Sublimation
25. Arrange in the ascending order of presence of Δ9THC in the following :
(i) Charas
(ii) Bhang
(iii) Ganja
(iv) Charas oil
Codes :
(A) (iv), (i), (iii), (ii)
(B) (ii), (iii), (i), (iv)
(C) (iv), (ii), (i), (iii)
(D) (ii), (iv), (i), (iii)
26. Wet digestion method is used for the extraction of ________ poisons from viscera.
(A) Alkaloids
(B) Pesticides
(C) Toxic heavy metals
(D) Barbiturates
27. For preparing Heroin from morphine, which of the following is used as acetylating reagent ?
(A) Acetic anhydride
(B) Sodium Hydroxide
(C) Ammonium Hydroxide
(D) Calcium Hydroxide
28. Ethanol is absorbed into blood from
(A) Stomach and small intestine
(B) Liver and large intestine
(C) Kidney and liver
(D) Stomach and large intestine
29. Which one of the following is not an insecticide of vegetable origin ?
(A) Nicotine
(B) Pyrethrins
(C) Rotenone
(D) Chlorodane
30. The important characteristic of petrol includes
(A) Anti-knock index
(B) Density
(C) Research octane number
(D) All of the above
31. Blue colour of PDS kerosene is due to the presence of which dye ?
(A) Phenyl azo-naphthol
(B) Dialkyl amino anthraquinone
(C) Anthraquinone
(D) Anthracene
32. SEMTEX is a high explosive, which is a combination of the following :
(A) Nitroglycerine and Ammonium Nitrate
(B) RDX and TNT
(C) Dynamite and ANFO
(D) PETN and RDX
33. Berdon primer is a primer
(A) within an anvil
(B) without an anvil
(C) in the form of pill
(D) primer in the centre of the cartridge
34. The diameter of 8 bore shot gun is
(A) 0.615″
(B) 0.729″
(C) 0.835″
(D) 0.913″
35. The trigger pull of service rifle is
(A) 6 – 7 lbs
(B) 9 – 12 lbs
(C) 12 – 15 lbs
(D) 15 – 18 lbs
36. Ejector is not found in
(a) 303 Rifle
(b) Musket
(c) Revolver
(d) Automatic pistol
Codes :
(A) (b) and (d) are correct.
(B) (a) and (c) are correct.
(C) (a) and (b) are correct.
(D) (b) and (c) are correct.
37. Chronograph is an instrument which measures the following in forensic ballistics :
(A) Temperature inside the barrel of gun
(B) Velocity of the projectile
(C) Trajectory of the projectile
(D) Angle of fire of a gun
38. Bullet that leaves a visible smoke mark on the flight is called
(A) Fragile bullet
(B) Jacketed bullet
(C) Tracer bullet
(D) Hollow point bullet
39. Fibers obtained from animals or plants may also be called as
(A) Synthetic fiber
(B) Natural fiber
(C) Manmade fiber
(D) Regenerated fiber
40. Following are the salivary glands found in humans :
(A) Parotid gland
(B) Sublingual gland
(C) Submandibular glands
(D) All of the above
41. Confirmatory test for identification of human saliva are
(i) lateral immunochromatographic strip test
(ii) Rapid Stain Identification Kit (RSID)
(iii) Phadebas test
(iv) UV examination
Codes :
(A) (i) and (ii) are correct.
(B) (i) and (iii) are correct.
(C) (ii) and (iii) are correct.
(D) (ii), and (iv) are correct.
42. The presence of buccal epithelial cells confirms the following :
(A) Semen
(B) Blood
(C) Saliva
(D) Urine
43. Assertion (A) : Presence of P30 confirms the seminal stain.
Reason (R) : P30 is secreted into semen by Cowper’s gland.
Codes :
(A) Both (A) and (R) are correct.
(B) Both (A) and (R) are incorrect.
(C) (A) is correct, but (R) is incorrect.
(D) (A) is incorrect, but (R) is correct.
44. Which of the following fiber is of mineral origin ?
(A) Mohair
(B) Cashmere
(C) Asbestos
(D) Rayon
45. During spermatogenesis, the secondary spermatocyte develops into which of the following ?
(A) Spermatids
(B) Primary spermatocytes
(C) Spermatogomia
(D) Spermatozoa
46. Match the following in the soil as per Munsell colour Test :
47. _______ is a super cooled liquid which has attained so high viscosity as to be considered as solid.
(A) Plastics
(B) Glass
(C) Acrylic fiber
(D) Rayon
48. ________ is used for retarding the plaster of paris cast of foot prints.
(A) Sodium chloride
(B) Sodium bicarbonate
(C) Aluminium oxide
(D) Borax
49. Besides silica, the main constituent of Gypsum soil is
(A) Calcium carbonate
(B) Calcium sulphate
(C) Ferric oxide
(D) Aluminium oxide
50. The Refractive Index of glass can be determined by
(a) Beckeline method
(b) Abbe’s refractometer
(c) GRIM
(d) Pulfritch refractometer
Codes :
(A) (b) and (c) are correct.
(B) (d) and (c) are correct.
(C) (a) and (c) are correct.
(D) (b) and (d) are correct.
51. The following method is nondestructive technique for ink identification :
(A) Solubility test
(B) Thin Layer Chromatography
(C) UV-Vis spectrophotometer
(D) Videospectral analysis
52. Taggants in ink are
(A) Pigment
(B) Vehicle
(C) Binders
(D) Compounds used as markers to identify ink
53. Rifling marks on fired bullet are of the following type :
(A) Cut marks
(B) Compression marks
(C) Stration marks
(D) Integrated marks
54. Wisdom teeth is also known as
(A) Canine
(B) Lateral incisor
(C) Third molar
(D) Second premolar
55. Olecranon fossa is present in which of the following bones ?
(A) Radius
(B) Humerus
(C) Femur
(D) Tibia
56. Skull photosuperimposition technique was used for the first time in which of the following cases ?
(A) Daubert case
(B) Ted Bundy case
(C) Frye case
(D) Ruxton case
57. Foramen magnum is present on
(A) Pelvis
(B) Scapula
(C) Sternum
(D) Skull
58. Linea aspera is present on which of the following bone ?
(A) Femur
(B) Humerus
(C) Clavicle
(D) Ulna
59. Ossification of bones may be used for determination of
(A) Sex
(B) Age
(C) Stature
(D) Time since death
60. The foot prints found at the scene of crime, indicates which of the following ?
(A) Number of persons involved
(B) Height of the persons involved
(C) Entrance or exit of the persons involved
(D) All of the above
61. In which weapon Iron pyrite was used as ignitor ?
(A) Percussion lock gun
(B) Wheel lock gun
(C) Flint lock gun
(D) Match lock gun
62. To visualise the latent fingerprints, ninhydrin reacts with which of the following ?
(A) Urea
(B) Amino acids
(C) Fatty acids
(D) Sodium chloride
63. Cyanoacrylate method can be best used to visualise latent fingerprints on the following type of surfaces :
(A) Non-porous
(B) Porous surfaces
(C) Semiporous
(D) None of the above
64. To decipher indented writings, following instrument is used :
(A) Videospectral comparator
(B) Electrostatic Detection Apparatus
(C) Universal Projectina
(D) Comparison Microscope
65. Development of a classification system based on single fingerprints is credited to
(A) Henry
(B) Galton
(C) Battley
(D) Faulds
66. The book entitled “Classification and uses of fingerprints” is authored by
(A) Francis Galton
(B) Henry Faulds
(C) E.R. Henry
(D) Juan Vucetich
67. Ridge characteristics can be found in
(A) Palm print
(B) Foot print
(C) Finger prints
(D) All of the above
68. Arrange the following in ascending chronological order of their appearance :
(i) Manual type writer
(ii) Laser printer
(iii) Dot-matrix printer
(iv) Inkjet printer
Codes :
(A) (i), (iii), (iv), (ii)
(B) (i), (ii), (iv), (iii)
(C) (iii), (iv), (ii), (i)
(D) (i), (iv), (ii), (iii)
69. Match the following :
70. Match the following :
71. Lynching is commonly used for
(A) Suicidal hanging
(B) Judicial hanging
(C) Homicidal hanging without trial, by the mob
(D) All of the above
72. Following are the types of Neurosis, except
(A) Anxiety
(B) Obsessive-compulsive
(C) Psychopathic personality
(D) Depressive
73. Lie detector measures, the following parameters of an individual :
(A) Pulse rate
(B) Blood Pressure
(C) Galvanic skin Resistance
(D) All of the above
74. As per IPC (Indian Penal Code), Emasculation is classified as
(A) Assault
(B) Simple Injury
(C) Miscarriage
(D) Grievous injury
75. The homicide caused unintentionally by an act done in a good faith is
(A) Excusable
(B) Murder
(C) Culpable homicide
(D) All of the above
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