FORENSIC SCIENCE
FORENSIC SCIENCE SYLLABUS
(These syllabus may change from time to time. Please check with the relevant Public Service Commission websites for any changes in the syllabus)
Unit—I
Forensic Science : Definitions, History and Development
Crime Scene Management and Investigation; Collection, Preservation, Packing and Forwarding of Physical and Trace evidences for analysis
Legal and Court Procedure pertaining to Expert Testimony
Unit—Il
Microscopy : Polarising, Comparison, Stereoscopic, Fluorescent and Electron Microscopes
Spectrophotometry : U. V. , Visible, IR atomic absorption
Neutron Activation Analysis
X-rays, NMR
Chromatographic techniques : TLC, GLC, GCMS, HPLC
Electrophoresis : High and Low voltage electrophoresis, Gel- electrophoresis and Immunoelectrophoresis
Unit—IIl
Fresh blood—Grouping and typing of fresh blood samples including enzyme types
Analysis of stains of blood and allied body fluids for their groups and enzyme tests
Cases of disputed paternity and maternity problems DNA profiling
Unit—IV
Analysis of illicit liquor including methyl and ethyl alcohol and alcohol in body fluids and breathe
Analysis of petroleum products
Chemical examination and Physiology/ Pharmacology of— Insecticides and Pesticides
Psychotropic Drugs : Sedatives, stimulants, opiates and drugs of abuse Extraction, Isolation and Identification of Poisons from viscera, tissues and body fluids
Unit—V
Classification of fire arms, ammunition and their compositions
Comparison and Identification of Cartridges. Bullets and Fire arms
Country made fire arms, Velocity, Penetration, Dispersion, Recochet, Accidental Discharge, Determination of Range
Bombs and Explosives : Composition, Ignition, Combustion and Detonation
Examination of country made bombs, Improvised Explosive Devices (IEDs)
Unit—VI
Identification of hair, determination of species origin, sex, site and individual identification from hair
Classification and Identification of fibres
Examination and identification of Saliva, Urine, Faecal matter and Milk Examination and Identification of Semen stains including the species origin and individual characteristics
Unit—VII
Physical analysis of the following
Soil, Glass, Paints, Laquers, Cement, Inks, Paper, Tool marks, Tyre
Marks, Shoe Prints, Forensic examination of vehicles in cases of accident
Unit—VIll
Identification of individuals from bodily features
Examination and identification of deceased from Skeletal remains
Identification and individualisation from foot prints Identification and individualisation from teeth
Unit—1X
Preliminary examination of documents
Identification of hand-writing, signatures and detection of forgeries
Anonymous and disguised writings
Reproduction of documents through photographic and mechanical means and their examination
Physical and chemical erasures, obliterations, additions, alterations, indentations, secret writings and charred documents
Inks, papers and their scientific examinations including instrumental analysis
Age of documents
Examination of typescripts, printed matter including currency notes and lottery tickets and mechanical impressions
History, classification, search, lifting and examination of fingerprints
Development of latent fingerprints by various methods
Single digit classification and examination of chance prints Crime records and computerisation of fingerprints
Unit—X
Medicolegal aspects of wounds
Post-mortem Examination and PM changes
Asphyxial Death
Sexual offences
Infanticide
Forensic psychiatry and lye detection
Unit—I
Forensic Science : Definitions, History and Development
Crime Scene Management and Investigation; Collection, Preservation, Packing and Forwarding of Physical and Trace evidences for analysis
Legal and Court Procedure pertaining to Expert Testimony
Unit—Il
Microscopy : Polarising, Comparison, Stereoscopic, Fluorescent and Electron Microscopes
Spectrophotometry : U. V. , Visible, IR atomic absorption
Neutron Activation Analysis
X-rays, NMR
Chromatographic techniques : TLC, GLC, GCMS, HPLC
Electrophoresis : High and Low voltage electrophoresis, Gel- electrophoresis and Immunoelectrophoresis
Unit—IIl
Fresh blood—Grouping and typing of fresh blood samples including enzyme types
Analysis of stains of blood and allied body fluids for their groups and enzyme tests
Cases of disputed paternity and maternity problems DNA profiling
Unit—IV
Analysis of illicit liquor including methyl and ethyl alcohol and alcohol in body fluids and breathe
Analysis of petroleum products
Chemical examination and Physiology/ Pharmacology of— Insecticides and Pesticides
Psychotropic Drugs : Sedatives, stimulants, opiates and drugs of abuse Extraction, Isolation and Identification of Poisons from viscera, tissues and body fluids
Unit—V
Classification of fire arms, ammunition and their compositions
Comparison and Identification of Cartridges. Bullets and Fire arms
Country made fire arms, Velocity, Penetration, Dispersion, Recochet, Accidental Discharge, Determination of Range
Bombs and Explosives : Composition, Ignition, Combustion and Detonation
Examination of country made bombs, Improvised Explosive Devices (IEDs)
Unit—VI
Identification of hair, determination of species origin, sex, site and individual identification from hair
Classification and Identification of fibres
Examination and identification of Saliva, Urine, Faecal matter and Milk Examination and Identification of Semen stains including the species origin and individual characteristics
Unit—VII
Physical analysis of the following
Soil, Glass, Paints, Laquers, Cement, Inks, Paper, Tool marks, Tyre
Marks, Shoe Prints, Forensic examination of vehicles in cases of accident
Unit—VIll
Identification of individuals from bodily features
Examination and identification of deceased from Skeletal remains
Identification and individualisation from foot prints Identification and individualisation from teeth
Unit—1X
Preliminary examination of documents
Identification of hand-writing, signatures and detection of forgeries
Anonymous and disguised writings
Reproduction of documents through photographic and mechanical means and their examination
Physical and chemical erasures, obliterations, additions, alterations, indentations, secret writings and charred documents
Inks, papers and their scientific examinations including instrumental analysis
Age of documents
Examination of typescripts, printed matter including currency notes and lottery tickets and mechanical impressions
History, classification, search, lifting and examination of fingerprints
Development of latent fingerprints by various methods
Single digit classification and examination of chance prints Crime records and computerisation of fingerprints
Unit—X
Medicolegal aspects of wounds
Post-mortem Examination and PM changes
Asphyxial Death
Sexual offences
Infanticide
Forensic psychiatry and lye detection
FORENSIC SCIENCE MCQs
1. Dying declaration is to be preferably recorded by
(A) Doctor
(B) Police
(C) Magistrate
(D) Jury Member
Ans: C
2. Murder cases are tried in the following courts
(A) Chief Judicial Magistrate’s Court
(B) 1st Class Metropolitan Magistrate’s Court
(C) Sessions Court
(D) High Court
Ans: C
3. Police inquest is conducted under section
(A) 174 CrPC
(B) 174 IPC
(C) 176 CrPC
(D) 176 IPC
Ans: A
4. Assertion (A): Blood stains on cloth should be collected after drying in shade under room heater.
Reason (R): It causes disintegration of blood stains.
(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.
Ans: D
5. Preservation of footprint on snow can be done by
(A) Plaster of Paris Cast
(B) Sulphur Casting
(C) Tracing
(D) Wax Casting
Ans: B
6. Light that has all its waves pulsating in unison is called
(A) Maser
(B) Laser
(C) Monochromatic light
(D) Polychromatic light
Ans: B
7. Hollow Cathode Lamp (HCL) is used in the following:
(A) Atomic Absorption Spectrometer
(B) Atomic Emission Spectrometer
(C) Infra Red Spectrometer
(D) X-ray Fluorescence Spectrometer
Ans: A
8. Deviations from Beer’s Law fall into which categories?
(A) Real
(B) Instrumental
(C) Chemical
(D) All of the above
Ans: D
9. One of the following is not the component of Kastle-Meyer Test
(A) Phenolphthalein
(B) Glacial Acetic Acid
(C) Zinc dust
(D) Potassium Hydroxide
Ans: B
10. Confirmation of menstrual blood stain is done by the following method:
(A) Isoenzyme marker
(B) Fibrin Degradation Product (FDP)
(C) Protein Marker
(D) Restriction enzymes
Ans: B
11. The complementary base pairs among four nucleotides (A, T, G, C) are as
(A) A= G and T = C
(B) A = C and G = T
(C) A = T and G = C
(D) All of the above
Ans: C
12. Seminal fluid is a gelatinous material produced in males by seminal vesicles, prostate and
(A) Adrenal gland
(B) Pituitary gland
(C) Cowper’s gland
(D) Thyroid gland
Ans: C
13. The level of toxicity of Datura plant on the basis of increasing level is
(A) Root, Seeds, Fruit, Leaf
(B) Leaf, Root, Fruit, Seeds
(C) Fruit, Root, Seeds, Leaf
(D) Seeds, Leaf, Root, Fruit
Ans: B
14. Sodium and Potassium hydroxides are strongly corrosive due to
(A) Their solvent action on protein material
(B) Their saponifying action on the lipids
(C) Their ability to extract water from the tissues
(D) All of above
Ans: D
15. In case of carbon monoxide poisoning which preservative is recommended for the preservation of blood samples
(A) Sodium Chloride
(B) Sodium Fluoride
(C) Sodium Carbonate
(D) No preservative
Ans: D
16. Free sulphuric acid is rarely found in stomach contents in acid poisoning cases because
(A) It may be vomited out
(B) May be neutralised by alkalies given as antidotes
(C) May combine chemically with the tissue with which it comes in contact
(D) All the above
Ans: D
17. Arrange the following firearms in the proper chronological order:
(i) Flint lock
(ii) Wheel lock
(iii) Match lock
(iv) Percussion cap lock
Codes:
(A) (ii) (iii) (iv) (i)
(B) (iii) (i) (ii) (iv)
(C) (iv) (ii) (i) (iii)
(D) (i) (iv) (iii) (ii)
Ans: B
18. The Indian Arms Act was enforced in
(A) 1955
(B) 1959
(C) 1961
(D) 1964
Ans: B
19. The bore of the 12 bore gun is
(A) 0.723"
(B) 0.727"
(C) 0.729"
(D) 0.731"
Ans: C
20. The silica gel ‘G’ contains _______ as binder
(A) Cobalt
(B) Gypsum
(C) Aluminium
(D) Copper
Ans: B
21. The diameter of SG pellet in 12 bore gun cartridge is
(A) 8.43 mm
(B) 7.77 mm
(C) 6.83 mm
(D) 5.16 mm
Ans: A
22. Faeces stains are identified from odour, presence of indigested matter, vegetable fibres and
(A) Stercobilin
(B) Dark brown crystals of choline iodide
(C) Rhombic crystals
(D) All of the above
Ans: A
23. Assertion (A): Hair has paramount importance to establish the link between suspect and victim and linking both with the scene of occurrence.
Reason (R): As per Locards principle of exchange.
Codes:
(A) (A) is correct, but (R) is incorrect.
(B) Both (A) and (R) are incorrect.
(C) (R) is correct, but (A) is incorrect.
(D) Both (A) and (R) are correct.
Ans: D
24. The direction of a wound can be ascertained from which of the following injuries:
(A) Chop wound
(B) Contusion
(C) Incised wound
(D) Laceration
Ans: C
25. Lanugo hairs are
(A) Pigmented
(B) Thin and soft
(C) Medullated
(D) Scale pattern is complex
Ans: B
26. The following method is used for determining the age of an ink by tracking the degradation of certain dyes.
(A) Thin layer chromatography (TLC)
(B) Gas chromatography (GC)
(C) Laser desorption mass spectrometry (LDMS)
(D) High Performance Liquid Chromatography (HPLC)
Ans: C
27. LSD is derived from which of the following plant?
(A) Cannabis sp.
(B) Papaver Somniferum
(C) Erthroxylum sp.
(D) Clavicepspurpurea
Ans: D
28. Linseed, Safflower and Cottonseed are used for
(A) Paint pigments
(B) Paint oils
(C) Paint solvents
(D) Paint binders
Ans: B
29. Assertion (A): As the rhodamine ‘B’ in ballpoint pen ink degrades, it loses the ethyl groups.
Reason (R): The ethyl groups are replaced by hydrogen atoms.
Codes:
(A) Both (A) and (R) are true.
(B) Both (A) and (R) are false.
(C) (A) is true, but (R) is false.
(D) (A) is false, but (R) is true.
Ans: A
30. For hardening of plaster of paris cast of foot prints, following substance is added:
(A) Sodium chloride
(B) Sodium carbonate
(C) Talcum powder
(D) Sodium sulphate
Ans: B
31. When the temperature of a liquid is raised
(A) Its refractive index increases
(B) Its refractive index decreases
(C) Its refractive index disappears
(D) Its refractive index doesn’t change
Ans: B
32. The skid marks on the road in a vehicular accident may give an indication of
(A) Make of the vehicle
(B) Speed of the vehicle
(C) Weight of the vehicle
(D) Height of the vehicle
Ans: B
33. Chemical etching is a method for restoration of erased marks on
(A) Wood
(B) Leather
(C) Metal
(D) Plastic
Ans: C
34. Scales are found on the following fibre:
(A) Wool
(B) Cotton
(C) Linen
(D) Silk
Ans: A
35. Fractures due to heat are
(A) Radial
(B) Spiral
(C) Hackle marks
(D) Wavy
Ans: D
36. Which of the following type of abrasions are associated in sexual assault over the thigh of a woman?
(A) Graze
(B) Imprint
(C) Pressure
(D) Scratch
Ans: D
37. The chromosome pattern in Turner’s syndrome is
(A) XXY
(B) XO
(C) XXX
(D) XYY
Ans: B
38. Cusp of Carabelli is found on
(A) Incisors Central
(B) Canines
(C) Bicuspids
(D) Tricuspids
Ans: D
39. ABO grouping is based on
(A) Red cell surface antigen
(B) Plasma proteins
(C) Red cell enzyme
(D) Nuclear chromatin
Ans: A
40. The total number of bones in the human skeleton in an adult is
(A) 208
(B) 308
(C) 408
(D) 508
Ans: A
41. In handwriting comparison the crossing in ‘t’ and the dots in ‘i’ and ‘j’ are known as
(A) Connective signs
(B) Diacrytic signs
(C) Loop signs
(D) Shoulder signs
Ans: D
42. Which of the following disease affects handwriting?
(A) Chronic Leukaemia
(B) Chronic Malaria
(C) Parkinsonism
(D) Thalassemia
Ans: C
43. The following is a sign of forgery:
(A) Retouching
(B) Connecting strokes
(C) Pen lifts
(D) All of the above
Ans: D
44.The most suitable solvent system for thin layer chromatography/paper chromatography of inks is
(A) N-butanol: pyridine: water (3: 1: 1.5)
(B) Amyl alcohol: acetic acid: chloroform (6: 1: 2)
(C) Ethanol: Acetone: acetic acid (4: 1: 5)
(D) Amyl alcohol: acetic acid: pyridine (6: 1: 2)
Ans: A
45. The following is the most acceptable method for revealing indented writing:
(A) Oblique lighting
(B) Intense lighting
(C) Rubbing with a pencil lead
(D) ESDA
Ans: D
46. Cadaveric spasm indicates
(A) Suicide
(B) Homicide
(C) Natural death
(D) Last act of a person before death
Ans: D
47. The sequence of post-mortem changes in a cadaver includes
(A) Rigor mortis, primary flaccidity, secondary flaccidity, marbling
(B) Primary flaccidity, secondary flaccidity, rigor mortis, marbling
(C) Marbling, secondary flaccidity, primary flaccidity, rigor mortis
(D) Primary flaccidity, rigor mortis, secondary flaccidity, marbling
Ans: B
48. “Taches Noire Scleroitiques” is a post-mortem feature seen in
(A) Eyes
(B) Nostrils
(C) Ears
(D) Mouth
Ans: A
49. The following are examples of unnatural sexual offences
(i) Sodomy
(ii) Incest
(iii) Buccal coitus
(iv) Bestiality
Codes:
(A) (i), (ii) and (iii) are correct.
(B) (ii) and (iv) are correct.
(C) (i), (ii) and (iv) are correct.
(D) (i), (iii) and (iv) are correct.
Ans: D
50. The criminal responsibility of a mentally ill person is stated under the following section of Indian law?
(A) CrPC 84
(B) CrPC 80
(C) IPC 84
(D) IPC 80
Ans: C
(A) Doctor
(B) Police
(C) Magistrate
(D) Jury Member
Ans: C
2. Murder cases are tried in the following courts
(A) Chief Judicial Magistrate’s Court
(B) 1st Class Metropolitan Magistrate’s Court
(C) Sessions Court
(D) High Court
Ans: C
3. Police inquest is conducted under section
(A) 174 CrPC
(B) 174 IPC
(C) 176 CrPC
(D) 176 IPC
Ans: A
4. Assertion (A): Blood stains on cloth should be collected after drying in shade under room heater.
Reason (R): It causes disintegration of blood stains.
(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.
Ans: D
5. Preservation of footprint on snow can be done by
(A) Plaster of Paris Cast
(B) Sulphur Casting
(C) Tracing
(D) Wax Casting
Ans: B
6. Light that has all its waves pulsating in unison is called
(A) Maser
(B) Laser
(C) Monochromatic light
(D) Polychromatic light
Ans: B
7. Hollow Cathode Lamp (HCL) is used in the following:
(A) Atomic Absorption Spectrometer
(B) Atomic Emission Spectrometer
(C) Infra Red Spectrometer
(D) X-ray Fluorescence Spectrometer
Ans: A
8. Deviations from Beer’s Law fall into which categories?
(A) Real
(B) Instrumental
(C) Chemical
(D) All of the above
Ans: D
9. One of the following is not the component of Kastle-Meyer Test
(A) Phenolphthalein
(B) Glacial Acetic Acid
(C) Zinc dust
(D) Potassium Hydroxide
Ans: B
10. Confirmation of menstrual blood stain is done by the following method:
(A) Isoenzyme marker
(B) Fibrin Degradation Product (FDP)
(C) Protein Marker
(D) Restriction enzymes
Ans: B
11. The complementary base pairs among four nucleotides (A, T, G, C) are as
(A) A= G and T = C
(B) A = C and G = T
(C) A = T and G = C
(D) All of the above
Ans: C
12. Seminal fluid is a gelatinous material produced in males by seminal vesicles, prostate and
(A) Adrenal gland
(B) Pituitary gland
(C) Cowper’s gland
(D) Thyroid gland
Ans: C
13. The level of toxicity of Datura plant on the basis of increasing level is
(A) Root, Seeds, Fruit, Leaf
(B) Leaf, Root, Fruit, Seeds
(C) Fruit, Root, Seeds, Leaf
(D) Seeds, Leaf, Root, Fruit
Ans: B
14. Sodium and Potassium hydroxides are strongly corrosive due to
(A) Their solvent action on protein material
(B) Their saponifying action on the lipids
(C) Their ability to extract water from the tissues
(D) All of above
Ans: D
15. In case of carbon monoxide poisoning which preservative is recommended for the preservation of blood samples
(A) Sodium Chloride
(B) Sodium Fluoride
(C) Sodium Carbonate
(D) No preservative
Ans: D
16. Free sulphuric acid is rarely found in stomach contents in acid poisoning cases because
(A) It may be vomited out
(B) May be neutralised by alkalies given as antidotes
(C) May combine chemically with the tissue with which it comes in contact
(D) All the above
Ans: D
17. Arrange the following firearms in the proper chronological order:
(i) Flint lock
(ii) Wheel lock
(iii) Match lock
(iv) Percussion cap lock
Codes:
(A) (ii) (iii) (iv) (i)
(B) (iii) (i) (ii) (iv)
(C) (iv) (ii) (i) (iii)
(D) (i) (iv) (iii) (ii)
Ans: B
18. The Indian Arms Act was enforced in
(A) 1955
(B) 1959
(C) 1961
(D) 1964
Ans: B
19. The bore of the 12 bore gun is
(A) 0.723"
(B) 0.727"
(C) 0.729"
(D) 0.731"
Ans: C
20. The silica gel ‘G’ contains _______ as binder
(A) Cobalt
(B) Gypsum
(C) Aluminium
(D) Copper
Ans: B
21. The diameter of SG pellet in 12 bore gun cartridge is
(A) 8.43 mm
(B) 7.77 mm
(C) 6.83 mm
(D) 5.16 mm
Ans: A
22. Faeces stains are identified from odour, presence of indigested matter, vegetable fibres and
(A) Stercobilin
(B) Dark brown crystals of choline iodide
(C) Rhombic crystals
(D) All of the above
Ans: A
23. Assertion (A): Hair has paramount importance to establish the link between suspect and victim and linking both with the scene of occurrence.
Reason (R): As per Locards principle of exchange.
Codes:
(A) (A) is correct, but (R) is incorrect.
(B) Both (A) and (R) are incorrect.
(C) (R) is correct, but (A) is incorrect.
(D) Both (A) and (R) are correct.
Ans: D
24. The direction of a wound can be ascertained from which of the following injuries:
(A) Chop wound
(B) Contusion
(C) Incised wound
(D) Laceration
Ans: C
25. Lanugo hairs are
(A) Pigmented
(B) Thin and soft
(C) Medullated
(D) Scale pattern is complex
Ans: B
26. The following method is used for determining the age of an ink by tracking the degradation of certain dyes.
(A) Thin layer chromatography (TLC)
(B) Gas chromatography (GC)
(C) Laser desorption mass spectrometry (LDMS)
(D) High Performance Liquid Chromatography (HPLC)
Ans: C
27. LSD is derived from which of the following plant?
(A) Cannabis sp.
(B) Papaver Somniferum
(C) Erthroxylum sp.
(D) Clavicepspurpurea
Ans: D
28. Linseed, Safflower and Cottonseed are used for
(A) Paint pigments
(B) Paint oils
(C) Paint solvents
(D) Paint binders
Ans: B
29. Assertion (A): As the rhodamine ‘B’ in ballpoint pen ink degrades, it loses the ethyl groups.
Reason (R): The ethyl groups are replaced by hydrogen atoms.
Codes:
(A) Both (A) and (R) are true.
(B) Both (A) and (R) are false.
(C) (A) is true, but (R) is false.
(D) (A) is false, but (R) is true.
Ans: A
30. For hardening of plaster of paris cast of foot prints, following substance is added:
(A) Sodium chloride
(B) Sodium carbonate
(C) Talcum powder
(D) Sodium sulphate
Ans: B
31. When the temperature of a liquid is raised
(A) Its refractive index increases
(B) Its refractive index decreases
(C) Its refractive index disappears
(D) Its refractive index doesn’t change
Ans: B
32. The skid marks on the road in a vehicular accident may give an indication of
(A) Make of the vehicle
(B) Speed of the vehicle
(C) Weight of the vehicle
(D) Height of the vehicle
Ans: B
33. Chemical etching is a method for restoration of erased marks on
(A) Wood
(B) Leather
(C) Metal
(D) Plastic
Ans: C
34. Scales are found on the following fibre:
(A) Wool
(B) Cotton
(C) Linen
(D) Silk
Ans: A
35. Fractures due to heat are
(A) Radial
(B) Spiral
(C) Hackle marks
(D) Wavy
Ans: D
36. Which of the following type of abrasions are associated in sexual assault over the thigh of a woman?
(A) Graze
(B) Imprint
(C) Pressure
(D) Scratch
Ans: D
37. The chromosome pattern in Turner’s syndrome is
(A) XXY
(B) XO
(C) XXX
(D) XYY
Ans: B
38. Cusp of Carabelli is found on
(A) Incisors Central
(B) Canines
(C) Bicuspids
(D) Tricuspids
Ans: D
39. ABO grouping is based on
(A) Red cell surface antigen
(B) Plasma proteins
(C) Red cell enzyme
(D) Nuclear chromatin
Ans: A
40. The total number of bones in the human skeleton in an adult is
(A) 208
(B) 308
(C) 408
(D) 508
Ans: A
41. In handwriting comparison the crossing in ‘t’ and the dots in ‘i’ and ‘j’ are known as
(A) Connective signs
(B) Diacrytic signs
(C) Loop signs
(D) Shoulder signs
Ans: D
42. Which of the following disease affects handwriting?
(A) Chronic Leukaemia
(B) Chronic Malaria
(C) Parkinsonism
(D) Thalassemia
Ans: C
43. The following is a sign of forgery:
(A) Retouching
(B) Connecting strokes
(C) Pen lifts
(D) All of the above
Ans: D
44.The most suitable solvent system for thin layer chromatography/paper chromatography of inks is
(A) N-butanol: pyridine: water (3: 1: 1.5)
(B) Amyl alcohol: acetic acid: chloroform (6: 1: 2)
(C) Ethanol: Acetone: acetic acid (4: 1: 5)
(D) Amyl alcohol: acetic acid: pyridine (6: 1: 2)
Ans: A
45. The following is the most acceptable method for revealing indented writing:
(A) Oblique lighting
(B) Intense lighting
(C) Rubbing with a pencil lead
(D) ESDA
Ans: D
46. Cadaveric spasm indicates
(A) Suicide
(B) Homicide
(C) Natural death
(D) Last act of a person before death
Ans: D
47. The sequence of post-mortem changes in a cadaver includes
(A) Rigor mortis, primary flaccidity, secondary flaccidity, marbling
(B) Primary flaccidity, secondary flaccidity, rigor mortis, marbling
(C) Marbling, secondary flaccidity, primary flaccidity, rigor mortis
(D) Primary flaccidity, rigor mortis, secondary flaccidity, marbling
Ans: B
48. “Taches Noire Scleroitiques” is a post-mortem feature seen in
(A) Eyes
(B) Nostrils
(C) Ears
(D) Mouth
Ans: A
49. The following are examples of unnatural sexual offences
(i) Sodomy
(ii) Incest
(iii) Buccal coitus
(iv) Bestiality
Codes:
(A) (i), (ii) and (iii) are correct.
(B) (ii) and (iv) are correct.
(C) (i), (ii) and (iv) are correct.
(D) (i), (iii) and (iv) are correct.
Ans: D
50. The criminal responsibility of a mentally ill person is stated under the following section of Indian law?
(A) CrPC 84
(B) CrPC 80
(C) IPC 84
(D) IPC 80
Ans: C
51. The following is not a feature of autemortem burns?
(A) Cherry red color of blood
(B) Soot in the airways
(C) Blisters over skin
(D) Inflamation of skin
Ans: C
52. Which of the following sutures of the skull are the first to fuse?
(A) Coronal
(B) Frontal
(C) Sagittal
(D) Lamdoid
Ans: B
53. The centre of ossification for the iliac crest appears by the age of
(A) 12 years
(B) 14 years
(C) 16 years
(D) 21 years
Ans: B
54. The following is most likely to develop individual characteristics when it is used a lot:
(A) Typewriting
(B) Ink jet printing
(C) Dot matrix printing
(D) Laser jet printing
Ans: A
55. Indented writing means:
(A) Invisible writing
(B) Coding
(C) Marginal writing
(D) Sub-surface impressions
Ans: D
56. Assertion (A): For comparison purpose of handwriting non-request standards are also desirable.
Reason (R): They are free of intentional disguise.
Codes:
(A) Both (A) and (R) are true.
(B) Both (A) and (R) are false.
(C) (A) is true but, (R) is false.
(D) (A) is false but, (R) is true.
Ans: A
57. The following percentage of ridge matching is a positive proof of matching in striation tool marks examination:
(A) 30%
(B) 40%
(C) 50%
(D) 60% and above
Ans: D
58. As per “Rule of Nine”, the surface area of the body involved for the trunk is
(A) 9%
(B) 18%
(C) 27%
(D) 36%
Ans: D
59. Signatures on cheques, drivers license and other official documents are examples of:
(A) Request writings
(B) Non-request writings
(C) Exhibits
(D) All of above
Ans: B
60. Acroreaction test helps to identify a
(A) Entry wound of filigree burn
(B) Exit wound of filigree burn
(C) Entry wound of joule burn
(D) Exit wound of joule burn
Ans: C
61. Cremains refers to the study of
(A) Buried body
(B) Cremated remains
(C) Skeletal remains
(D) Decomposing body
Ans: B
62. Area of “contact flattening” is associated with
(A) Cooling of body
(B) Hypostasis
(C) Rigor mortis
(D) Putrefaction
Ans: B
63. Assertion (A): Blood less dissection of neck structures is recommended in deaths due to strangulation.
Reason (R): It allows identifying and excluding post-mortem artefacts.
Codes:
(A) (A) is correct but (R) is wrong
(B) Both (A) and (R) are correct
(C) (A) is incorrect but (R) is correct
(D) (A) and (R) are incorrect
Ans: B
64. Bobbit syndrome is
(A) Mutilation of breast by male partner
(B) Mutilation of vagina by male partner
(C) Mutilation of face by female partner
(D) Mutilation of penis by femalepartner
Ans: D
65. Organophorous compounds and carbamates are powerful inhibitors of
(A) Cholin esterase
(B) Acetylcholin esterase
(C) Monoacetylcholin esterase
(D) None of the above
Ans: A
66. In handwriting, a short initial or terminal stroke is called:
(A) Hook
(B) Hiatus
(C) Spur
(D) Staff
Ans: C
67. Following devised the starch-iodine test to determine the presence of semen
(A) Willott
(B) E.M. Southern
(C) Roberts
(D) Ouchterlong
Ans: C
68. The cutting of barrel length in shotgun causes
(A) Decrease in dispersion of pellets
(B) Increase in dispersion of pellets
(C) No change in dispersion of pellets
(D) Distortion of pellets
Ans: B
69. Pressure start curve inside the barrel determines
(a) Temperature of projectile
(b) Trajectory of projectile
(c) Velocity of projectile
(d) Striking energy of projectile
Codes:
(A) (a) and (b) are correct.
(B) (b) and (c) are correct.
(C) (c) and (d) are correct.
(D) (b) and (d) are correct.
Ans: C
70. The stamped serial number on barrel can be restored by
(A) Hydrofluoric acid
(B) FeCl3 reagent
(C) CuCl2 reagent
(D) AgCl reagent
Ans: C
71. Musket is a
(A) Muzzle loader
(B) Rifled arm
(C) Carbine
(D) A shoulder firearm with smooth bore barrel
Ans: D
72. In bullet projectory the maximum range can be attained if the angle of projection is:
(A) 30°
(B) 45°
(C) 40°
(D) 75°
Ans: B
73. The energy of the projectile is calculated by
(A) Mgh
(B) MR
(C) MV2
(D) 1/2 MV2
Ans: D
74. Assertion (A): In shotgun, the dispersion of pellets is more in the true cylinder gun than choked gun.
Reason (R): Choking of barrel is not related to dispersion of pellet.
Codes:
(A) Both (A) and (R) are correct
(B) (R) is correct, but (A) is incorrect
(C) (A) is correct, but (R) is incorrect
(D) Both (A) and (R) are incorrect
Ans: C
75. Dumdum Bullet is so called becaus :
(A) Tip is chiselled off.
(B) It is made of Cu and Ni.
(C) It is very small bullet.
(D) Its velocity is very high.
Ans: A
76. Bertillonage is synonymous term to
(A) Anthropometry
(B) Dactyloscopy
(C) Portrait Parle
(D) Serology
Ans: A
77. Sherlock Holmes was a character in the novel of
(A) Arthur Conan Doyle
(B) Agatha Christie
(C) Perry Mason
(D) Victor Hugo
Ans: A
78. Latent Finger print on electric bulb should be preserved by putting in
(A) Cardboard box
(B) Fixed in a bulb holder in wooden box
(C) In a cellophane bag
(D) Paper bag
Ans: B
79. A ridge that forks and forms a complete circle and then becomes a single ridge again is called as
(A) Island
(B) Bifurcation
(C) Fork
(D) Anastomosis
Ans: D
80. In India the new Central Forensic Science laboratory is not started at
(A) Ahmedabad
(B) Bhopal
(C) Guwahati
(D) Pune
Ans: A
81. The concept of poroscopy was given by
(A) Karl Landsteiner
(B) Burrard
(C) Edmond Locard
(D) Hans Gross
Ans: C
82. The layer of cells between the epidermis and dermis is called as
(A) minutiae
(B) dermal papillae
(C) sweat pores
(D) friction ridges.
Ans: B
83. Salylation is used in
(A) Gas liquid chromatography
(B) Mass spectrometer
(C) Atomic absorption spectrometer
(D) Atomic emission spectrometer
Ans: A
84. The image seen through a compound microscope is
(A) Virtual
(B) Real
(C) False
(D) Imaginary
Ans: A
85. NMR is a tool to investigate
(A) Nuclear structure
(B) Electron structure
(C) Scattering effect of light
(D) Reflecting effect of light
Ans: A
86. MCT detector is used in
(A) FTIR spectrometery
(B) AAS
(C) GC-MS
(D) LC-MS
Ans: A
87. In SEM, the incident beam is focused by means of
(A) Lens
(B) Mirrors
(C) Electromagnets
(D) Slits
Ans: C
88. Following instrument can view a particle under a microscope while at the same time a beam of light is directed at the particle in order to obtain its absorption spectrum
(A) Atomic force microscope
(B) XRF spectrograph
(C) Micro spectrophotometer
(D) XRD spectrograph
Ans: C
89. Ninhydrin reacts with amino acids present in fingerprints to form a coloured compound is called as
(A) Dimethyl formamide
(B) Pervanadyl
(C) Vanadyl
(D) Ruhemann’s purple
Ans: D
90. O-tolidine is 3, 3’dimethyl derivative of
(A) Phenopthaline
(B) Benzidine
(C) Sodium acetate
(D) Sodium chloride
Ans: D
91. Serum protein polymorphism are demonstrated by
(A) HPLC
(B) Centrifugation
(C) GC-MS
(D) Electrophoresis
Ans: D
92. The following technique is used to identify the enzymes in blood samples:
(A) Southern blotting
(B) Electrophoresis
(C) TLC
(D) Northern blotting
Ans: B
93. Match the following:
List – I List – II
(I) Central pocket loop (1) Contains no delta
(II) Arches (2) Contains two loops opening on the same side
(III) Twinned loop (3) Contains one core and two delta
(IV) Lateral pocket loop (4) Contains two loops opening at opposite sides
Codes:
(I) (II) (III) (IV)
(A) 3 1 2 4
(B) 2 3 1 4
(C) 4 3 2 1
(D) 3 1 4 2
Ans: B
94. Assertion (A): In disputed paternity and maternity cases, it is not possible to determine the blood group of the child.
Reason (R): The blood groups are not inherited as per Mendelian law of inheritance.
Codes:
(A) Both (A) and (R) are correct.
(B) (A) is incorrect, but (R) is correct.
(C) Both (A) and (R) are incorrect.
(D) (R) is incorrect and (A) is correct.
Ans: C
95. Application of ABO grouping in disputed paternity was first used by
(A) Landsteiner
(B) Hirschfeld
(C) Bernstein
(D) Ottenberg
Ans: D
96. Genes which exists as alternate expressions at a particular locus is known as
(A) Loci
(B) Antigen
(C) Allele
(D) Phenotype
Ans: C
97. Kozelaka and Hine method is used for the quantitative estimation of
(A) Ethyl Alcohol
(B) Opium
(C) Cocaine
(D) Cannabis
Ans: A
98. The following colour tests is applied for the detection of halogenated hydrocarbons?
(A) Fujiwara Test
(B) Koppanyi-Zwikker Test
(C) Sodium nitroprusside
(D) Cobalt thiocyanate
Ans: A
99. The following is a poisonous mushroom species:
(A) Amanita phalloides
(B) Morchella esculenta
(C) Boletus edulis
(D) Cantharellus cibarius
Ans: A
100. Scott’s test is applied for the detection of
(A) Amphetamines
(B) Barbiturates
(C) Opiates
(D) Cocaine
Ans: D
(A) Cherry red color of blood
(B) Soot in the airways
(C) Blisters over skin
(D) Inflamation of skin
Ans: C
52. Which of the following sutures of the skull are the first to fuse?
(A) Coronal
(B) Frontal
(C) Sagittal
(D) Lamdoid
Ans: B
53. The centre of ossification for the iliac crest appears by the age of
(A) 12 years
(B) 14 years
(C) 16 years
(D) 21 years
Ans: B
54. The following is most likely to develop individual characteristics when it is used a lot:
(A) Typewriting
(B) Ink jet printing
(C) Dot matrix printing
(D) Laser jet printing
Ans: A
55. Indented writing means:
(A) Invisible writing
(B) Coding
(C) Marginal writing
(D) Sub-surface impressions
Ans: D
56. Assertion (A): For comparison purpose of handwriting non-request standards are also desirable.
Reason (R): They are free of intentional disguise.
Codes:
(A) Both (A) and (R) are true.
(B) Both (A) and (R) are false.
(C) (A) is true but, (R) is false.
(D) (A) is false but, (R) is true.
Ans: A
57. The following percentage of ridge matching is a positive proof of matching in striation tool marks examination:
(A) 30%
(B) 40%
(C) 50%
(D) 60% and above
Ans: D
58. As per “Rule of Nine”, the surface area of the body involved for the trunk is
(A) 9%
(B) 18%
(C) 27%
(D) 36%
Ans: D
59. Signatures on cheques, drivers license and other official documents are examples of:
(A) Request writings
(B) Non-request writings
(C) Exhibits
(D) All of above
Ans: B
60. Acroreaction test helps to identify a
(A) Entry wound of filigree burn
(B) Exit wound of filigree burn
(C) Entry wound of joule burn
(D) Exit wound of joule burn
Ans: C
61. Cremains refers to the study of
(A) Buried body
(B) Cremated remains
(C) Skeletal remains
(D) Decomposing body
Ans: B
62. Area of “contact flattening” is associated with
(A) Cooling of body
(B) Hypostasis
(C) Rigor mortis
(D) Putrefaction
Ans: B
63. Assertion (A): Blood less dissection of neck structures is recommended in deaths due to strangulation.
Reason (R): It allows identifying and excluding post-mortem artefacts.
Codes:
(A) (A) is correct but (R) is wrong
(B) Both (A) and (R) are correct
(C) (A) is incorrect but (R) is correct
(D) (A) and (R) are incorrect
Ans: B
64. Bobbit syndrome is
(A) Mutilation of breast by male partner
(B) Mutilation of vagina by male partner
(C) Mutilation of face by female partner
(D) Mutilation of penis by femalepartner
Ans: D
65. Organophorous compounds and carbamates are powerful inhibitors of
(A) Cholin esterase
(B) Acetylcholin esterase
(C) Monoacetylcholin esterase
(D) None of the above
Ans: A
66. In handwriting, a short initial or terminal stroke is called:
(A) Hook
(B) Hiatus
(C) Spur
(D) Staff
Ans: C
67. Following devised the starch-iodine test to determine the presence of semen
(A) Willott
(B) E.M. Southern
(C) Roberts
(D) Ouchterlong
Ans: C
68. The cutting of barrel length in shotgun causes
(A) Decrease in dispersion of pellets
(B) Increase in dispersion of pellets
(C) No change in dispersion of pellets
(D) Distortion of pellets
Ans: B
69. Pressure start curve inside the barrel determines
(a) Temperature of projectile
(b) Trajectory of projectile
(c) Velocity of projectile
(d) Striking energy of projectile
Codes:
(A) (a) and (b) are correct.
(B) (b) and (c) are correct.
(C) (c) and (d) are correct.
(D) (b) and (d) are correct.
Ans: C
70. The stamped serial number on barrel can be restored by
(A) Hydrofluoric acid
(B) FeCl3 reagent
(C) CuCl2 reagent
(D) AgCl reagent
Ans: C
71. Musket is a
(A) Muzzle loader
(B) Rifled arm
(C) Carbine
(D) A shoulder firearm with smooth bore barrel
Ans: D
72. In bullet projectory the maximum range can be attained if the angle of projection is:
(A) 30°
(B) 45°
(C) 40°
(D) 75°
Ans: B
73. The energy of the projectile is calculated by
(A) Mgh
(B) MR
(C) MV2
(D) 1/2 MV2
Ans: D
74. Assertion (A): In shotgun, the dispersion of pellets is more in the true cylinder gun than choked gun.
Reason (R): Choking of barrel is not related to dispersion of pellet.
Codes:
(A) Both (A) and (R) are correct
(B) (R) is correct, but (A) is incorrect
(C) (A) is correct, but (R) is incorrect
(D) Both (A) and (R) are incorrect
Ans: C
75. Dumdum Bullet is so called becaus :
(A) Tip is chiselled off.
(B) It is made of Cu and Ni.
(C) It is very small bullet.
(D) Its velocity is very high.
Ans: A
76. Bertillonage is synonymous term to
(A) Anthropometry
(B) Dactyloscopy
(C) Portrait Parle
(D) Serology
Ans: A
77. Sherlock Holmes was a character in the novel of
(A) Arthur Conan Doyle
(B) Agatha Christie
(C) Perry Mason
(D) Victor Hugo
Ans: A
78. Latent Finger print on electric bulb should be preserved by putting in
(A) Cardboard box
(B) Fixed in a bulb holder in wooden box
(C) In a cellophane bag
(D) Paper bag
Ans: B
79. A ridge that forks and forms a complete circle and then becomes a single ridge again is called as
(A) Island
(B) Bifurcation
(C) Fork
(D) Anastomosis
Ans: D
80. In India the new Central Forensic Science laboratory is not started at
(A) Ahmedabad
(B) Bhopal
(C) Guwahati
(D) Pune
Ans: A
81. The concept of poroscopy was given by
(A) Karl Landsteiner
(B) Burrard
(C) Edmond Locard
(D) Hans Gross
Ans: C
82. The layer of cells between the epidermis and dermis is called as
(A) minutiae
(B) dermal papillae
(C) sweat pores
(D) friction ridges.
Ans: B
83. Salylation is used in
(A) Gas liquid chromatography
(B) Mass spectrometer
(C) Atomic absorption spectrometer
(D) Atomic emission spectrometer
Ans: A
84. The image seen through a compound microscope is
(A) Virtual
(B) Real
(C) False
(D) Imaginary
Ans: A
85. NMR is a tool to investigate
(A) Nuclear structure
(B) Electron structure
(C) Scattering effect of light
(D) Reflecting effect of light
Ans: A
86. MCT detector is used in
(A) FTIR spectrometery
(B) AAS
(C) GC-MS
(D) LC-MS
Ans: A
87. In SEM, the incident beam is focused by means of
(A) Lens
(B) Mirrors
(C) Electromagnets
(D) Slits
Ans: C
88. Following instrument can view a particle under a microscope while at the same time a beam of light is directed at the particle in order to obtain its absorption spectrum
(A) Atomic force microscope
(B) XRF spectrograph
(C) Micro spectrophotometer
(D) XRD spectrograph
Ans: C
89. Ninhydrin reacts with amino acids present in fingerprints to form a coloured compound is called as
(A) Dimethyl formamide
(B) Pervanadyl
(C) Vanadyl
(D) Ruhemann’s purple
Ans: D
90. O-tolidine is 3, 3’dimethyl derivative of
(A) Phenopthaline
(B) Benzidine
(C) Sodium acetate
(D) Sodium chloride
Ans: D
91. Serum protein polymorphism are demonstrated by
(A) HPLC
(B) Centrifugation
(C) GC-MS
(D) Electrophoresis
Ans: D
92. The following technique is used to identify the enzymes in blood samples:
(A) Southern blotting
(B) Electrophoresis
(C) TLC
(D) Northern blotting
Ans: B
93. Match the following:
List – I List – II
(I) Central pocket loop (1) Contains no delta
(II) Arches (2) Contains two loops opening on the same side
(III) Twinned loop (3) Contains one core and two delta
(IV) Lateral pocket loop (4) Contains two loops opening at opposite sides
Codes:
(I) (II) (III) (IV)
(A) 3 1 2 4
(B) 2 3 1 4
(C) 4 3 2 1
(D) 3 1 4 2
Ans: B
94. Assertion (A): In disputed paternity and maternity cases, it is not possible to determine the blood group of the child.
Reason (R): The blood groups are not inherited as per Mendelian law of inheritance.
Codes:
(A) Both (A) and (R) are correct.
(B) (A) is incorrect, but (R) is correct.
(C) Both (A) and (R) are incorrect.
(D) (R) is incorrect and (A) is correct.
Ans: C
95. Application of ABO grouping in disputed paternity was first used by
(A) Landsteiner
(B) Hirschfeld
(C) Bernstein
(D) Ottenberg
Ans: D
96. Genes which exists as alternate expressions at a particular locus is known as
(A) Loci
(B) Antigen
(C) Allele
(D) Phenotype
Ans: C
97. Kozelaka and Hine method is used for the quantitative estimation of
(A) Ethyl Alcohol
(B) Opium
(C) Cocaine
(D) Cannabis
Ans: A
98. The following colour tests is applied for the detection of halogenated hydrocarbons?
(A) Fujiwara Test
(B) Koppanyi-Zwikker Test
(C) Sodium nitroprusside
(D) Cobalt thiocyanate
Ans: A
99. The following is a poisonous mushroom species:
(A) Amanita phalloides
(B) Morchella esculenta
(C) Boletus edulis
(D) Cantharellus cibarius
Ans: A
100. Scott’s test is applied for the detection of
(A) Amphetamines
(B) Barbiturates
(C) Opiates
(D) Cocaine
Ans: D