1. Who discovered the ABO Blood-group system:
- Levine
- Landsteiner
- Balthazard
- Holzer
Answer: (2) Landsteiner
2. The term “signature fracture” is used to describe:
- Depressed fracture
- Fissure fracture
- Diastatic fracture
- Ring fracture
Answer: (1) Depressed fracture
3. Davidson’s body is seen in which of the following cells?
- Red blood cell
- Platelets
- Neutrophil
- Reticulocyte
Answer: (3) Neutrophil
4. Conversion of body fat into a soapy materials is known as:
- Mummification
- Putrefaction
- Maceretion
- Saponification
Answer: (4) Saponification
5. Which is the last organ to putrefy in a human body?
- Heart
- Brain
- Liver
- Prostate
Answer: (4) Prostate
6. Which of the following method is not used for securing a document from forgery?
- Hologram
- Microprinting
- Watermark
- Dandy roll
Answer: (4) Dandy roll
7. The concept of ink libraries particularly for age determination of a document was originated in which of the following countries?
- USA
- Russia
- Japan
- UK
Answer: (1) USA
8. The Electrostatic Detection Apparatus (ESDA) is used in questioned document examination for which of the following?
- Obliterations
- Indentations
- Dating of paper
- Matching the torn pieces of the paper
Answer: (2) Indentations
9. Calcium chloride crystals, component of Iodine fuming Gun used to develop latent fingerprints, serves which of the following functions?
- Intensity the developed fingerprints
- Gives colour to the developed fingerprints
- Absorbs the moisture
- Helps in maintaining temperature
Answer: (3) Absorbs the moisture
10. Zinc is preferred over cadmium while developing latent fingerprints with VMD method due to which of the following reasons?
- Zinc is a non- toxic substance
- Cadmium is a toxic substance
- Both (1) and (2)
- None of the above
Answer: (3) Both (1) and (2)
11. At what age of intrauterine life, can the sex of a fetus be determined?
- 2 months
- 4 months
- 6 months
- 8 months
Answer: (2) 4 months
12. The ossification center of which of the following carpal bones is the last to appear?
- Capitate
- Hamete
- Lunate
- Pisiform
Answer: (4) Pisiform
13. Palmer’s notation deals with:
- Chromosomes
- Bones
- Teeth
- Nails
Answer: (3) Teeth
14. Which form of glass when broken by impact, bending or heat, ‘dices’ into small squares with few splinters?
- Tempered Glass
- Borosilicate Glass
- Soda-lime Glass
- Laminated Glass
Answer: (1) Tempered Glass
15. Acrylic lacquer paints can be readily distinguished from other classes of paint by their solubility in:
- Methanol
- Ethanol
- Acetone
- Chloroform
Answer: (3) Acetone
16. For Density Gradient method which among the following solvents are used?
- Chloroform and Idoform
- Bromoform and Bromobenzene
- Bromobenzene and Chloroform
- Bromoform and Chloroform
Answer: (2) Bromoform and Bromobenzene
17. Which of the following glasses is made by introducing stress through rapid heating and cooling?
- Tempered Glass
- Soda-lime Glass
- Borosilicate Glass
- Pyrex Glass
Answer: (1) Tempered Glass
18. The principal cellular component of seminal fluid, the spermatozoa, is of ____________ structure.
- Round
- Flagellated
- Square
- Oval
Answer: (2) Flagellated
19. Which of the following tests is a microchemical test for the detection of a bloodstain?
- Benzidine
- Leucomalachite green
- Phenolphthaleine
- Takayama
Answer: (4) Takayama
20. Which of the following enzyme is present in saliva ?
- Choline esterase
- Cytochrome oxidase
- α-amylase
- Hyalourodinase
Answer: (3) α-amylase
21. Which of the following is not a secondary high explosive?
- TNT
- RDX
- PETN
- Lead Azide
Answer: (4) Lead Azide
22. Bullet of which of the following calibers has a “HEEL”?
- 0.22″
- 0.32″
- 0.455″
- 0.38″
Answer: (1) 0.22″
23. ANFO is a mixture of:
- Black powder and fuel oil
- Ammonium nitrate and fuel oil
- Aluminium nitrate and fuel oil
- Ammonium nitricum and fuel oil
Answer: (2) Ammonium nitrate and fuel oil
24. Type of primer cup present in 0.22 LR cartridge is:
- Boxer primer
- Berdan primer
- No primer cup present
- Battery cup
Answer: (3) No primer cup present
25. If the ballistic coefficient of a bullet is more it means :
- The ability to overcome air friction is more.
- The ability to overcome air friction is less.
- The bullet has more terminal velocity.
- The bullet is more prone to fragmentation.
Answer: (1) The ability to overcome air friction is more.
26. Nitroguanidine is used as a propellent charge in:
- Smokeless gunpowder
- Semi-smokeless gunpowder
- Double base smokeless gunpowder
- Triple base smokeless gunpowder
Answer: (4) Triple base smokeless gunpowder
27. What is the hydrocarbon range of diesel?
- C18 2C28
- C8 2C12
- C10 2C15
- C5 2C8
Answer: (1) C18 2C28
28. Pristane and Phytane are characteristic components of:
- Wax
- Kerosene
- Petrol
- Diesel
Answer: (4) Diesel
29. What is the boiling range (°C) of gasoline?
- 25 – 190
- 25 – 75
- 80 – 160
- 180 – 340
Answer: (1) 25 – 190
30. Dye component of kerosene can be analysed by
- GC
- AES
- XRF
- TLC
Answer: (4) TLC
31. Which of the following is a synthetic morphine surrogate?
- Heroine
- Papavarine
- Codeine
- Methadone
Answer: (4) Methadone
32. Fenny is a distilled fermented juice of:
- Grapes
- Mahuwa
- Cashew
- Almond
Answer: (3) Cashew
33. In gasoline, lead alkyls are used as:
- Dye
- Anti-knocking agent
- Anti-icing agent
- Demulsifier
Answer: (2) Anti-knocking agent
34. Which colour of crystals are formed by Florence Test of Seminal Stains?
- Red
- Blue
- Green
- Brown
Answer: (4) Brown
35. Assertion (A): Both the strands of DNA are hybridized.
Reason (R): Complementary base pairs are attached to each other
Codes.
- Both (A) and (R) are correct
- (A) is correct but (R) is incorrect
- Both (A) and (R) are incorrect
- (A) is incorrect but (R) is correct
Answer: (1) Both (A) and (R) are correct
36. Benzidine, a chemical used for identification of blood is recognized as a carcinogen, by which of the following?
- WHO
- Occupational Safety and Health Administration
- FBI
- Drug Act
Answer: (2) Occupational Safety and Health Administration
37. Which one of these genetic loci that controls PGM polymorphism is forensically important?
- Locus 1 on chromosome 1
- Locus 3 on chromosome 6
- Locus 2 on chromosome 4
- All of the above
Answer: (1) Locus 1 on chromosome 1
38. For PCR reaction, which of the following is not required?
- Taq polymerase
- DNTP
- Primer
- Radio labelled DNA probe
Answer: (4) Radio labelled DNA probe
39. In capillary electrophoresis the internal diameter of fused-quartz capillary ranges between:
- 50 to 150 nm
- 20 to 100 µm
- 5 to 15 mm
- 1 to 2 cm
Answer: (2) 20 to 100 µm
40. Which of the following is commonly used as a adsorbent in SPME method for isolation of accelerants from fire debris?
- Carbowax
- PDMS-Carbowax
- PDMS
- Charcoal
Answer: (3) PDMS
41. In gas chromatography, head space is used to:
- Extract and concentrate the explosive used from the debris
- Separates the component of the explosive
- Qualitative analysis
- Quantitative analysis
Answer: (1) Extract and concentrate the explosive used from the debris
42. In which of the following technique, chemical or physical changes in analytes occur on heating or cooling?
- Thermal Analysis
- Chromatography
- Electrophoresis
- Titrimetry
Answer: (1) Thermal Analysis
43. Continual sorption and desorption of a solute between a mobile and stationary phase inherently produces a:
- Stationary Phase Profile
- Mobile Phase Profile
- Detector Profile
- Gaussian Concentration Profile
Answer: (4) Gaussian Concentration Profile
44. Technique based on differential rate of migration of analytes through a buffered medium for the quantitative and qualitative determination of ionic compound is known as:
- Electrophoresis
- Chromatography
- Spectrometry
- Distillation
Answer: (1) Electrophoresis
45. Which of the following is the nature of silica, florisil, alumina sorbants?
- Non-polar
- Ionic
- Gel
- Polar
Answer: (4) Polar
46. Which of the following is associated with the brain mapping?
- BAL
- EDTA
- MDOPA
- MERMER
Answer: (4) MERMER
47. At crime scene, a blood stained hand print is observed by the crime scene investigator. What type of the evidence will it be called?
- Latent Print evidence
- Patent Print evidence
- Plastic Prints
- None of the above
Answer: (2) Patent Print evidence
48. Mathiew Orfila is considered father of which branch of Forensic Science?
- Toxicology
- Serology
- Ballistics
- Fingerprints
Answer: (1) Toxicology
49. Skull-Photo superimposition technique of personal identification was first used by:
- Iscan and Krogman
- Stephan and Todd
- Glaister and Brash
- Dorion and Butler
Answer: (3) Glaister and Brash
50. Journal of Forensic Science is published by which of the following?
- Indian Academy of Forensic Science
- Australian Academy of Forensic Science
- American Academy of Forensic Science
- European Academy of Forensic Science
Answer: (3) American Academy of Forensic Science