1. What is the primary objective of forensic science?
(A) Conducting scientific research
(B) Entertaining legal professionals
(C) Assisting in criminal investigations
(D) Collecting taxes
2. Which branch of forensic science deals with the study of fingerprints?
(A) Odontology
(B) Pathology
(C) Ballistics
(D) Dactyloscopy
3. What is the term for the study of dental records for identifying human remains?
(A) Serology
(B) Odontology
(C) Anthropology
(D) Entomology
4. Which technique is commonly used to analyze DNA samples?
(A) Mass spectrometry
(B) Chromatography
(C) Polymerase Chain Reaction (PCR)
(D) Calorimetry
5. The science of analyzing firearms and bullets is called:
(A) Ballistics
(B) Serology
(C) Toxicology
(D) Pathology
6. What type of evidence is a blood sample?
(A) Physical
(B) Testimonial
(C) Circumstantial
(D) Digital
7. Who is known as the "Father of Forensic Science"?
(A) Alphonse Bertillon
(B) Edmond Locard
(C) Francis Galton
(D) Hans Gross
8. What principle states that every contact leaves a trace?
(A) Galton’s Law
(B) Newton’s Principle
(C) Locard’s Exchange Principle
(D) Boyle’s Law
9. Which body fluid is tested to determine if someone was intoxicated?
(A) Blood
(B) Sweat
(C) Saliva
(D) Tears
10. Which crime scene unit is responsible for collecting physical evidence?
(A) Laboratory Unit
(B) Criminal Law Unit
(C) Crime Scene Investigation Unit
(D) Intelligence Unit
11. DNA profiling was first used in a criminal case in which country?
(A) USA
(B) UK
(C) Germany
(D) France
12. What is the scientific study of insects to determine time of death?
(A) Entomology
(B) Toxicology
(C) Pathology
(D) Botany
13. Which method is used to analyze handwriting?
(A) Ballistics
(B) Graphology
(C) Serology
(D) Dactyloscopy
14. A forensic toxicologist primarily tests for:
(A) Fingerprints
(B) Gunshot residues
(C) Drugs and poisons
(D) DNA sequences
15. Which chemical is used to detect blood stains at a crime scene?
(A) Ammonia
(B) Benzene
(C) Acetone
(D) Luminol
16. Which part of a fingerprint is unique to every individual?
(A) Ridge patterns
(B) Sweat pores
(C) Ridge endings and bifurcations
(D) Skin tone
17. The AFIS system is used for:
(A) Voice recognition
(B) DNA analysis
(C) Face recognition
(D) Fingerprint identification
18. Which tool is used to magnify trace evidence like hair or fibers?
(A) X-ray machine
(B) Microscope
(C) Spectrophotometer
(D) Polygraph
19. What kind of evidence is a video surveillance recording?
(A) Physical
(B) Biological
(C) Digital
(D) Testimonial
20. What does a forensic pathologist examine?
(A) Dead bodies
(B) Insects
(C) Teeth
(D) Gun residue
21. Which forensic method identifies individuals using blood group antigens?
(A) Blood typing
(B) Toxicology
(C) DNA sequencing
(D) Calorimetry
22. What is the main role of a forensic anthropologist?
(A) Examine living criminals
(B) Study skeletal remains
(C) Analyze digital devices
(D) Interview witnesses
23. The first forensic lab was established in which country?
(A) USA
(B) UK
(C) France
(D) Germany
24. Which of the following is NOT a biological sample?
(A) Hair
(B) Bone
(C) Semen
(D) Bullet
25. The Kastle-Meyer test is used to detect:
(A) Semen
(B) Blood
(C) Saliva
(D) Sweat
26. Gunshot residue (GSR) is primarily composed of:
(A) Lead, barium, antimony
(B) Carbon, hydrogen, nitrogen
(C) Salt, sulfur, magnesium
(D) Copper, zinc, mercury
27. Which technique is used to separate chemical substances?
(A) Spectroscopy
(B) Chromatography
(C) Titration
(D) Dilution
28. Voice recognition is part of which forensic discipline?
(A) Toxicology
(B) Entomology
(C) Ballistics
(D) Digital Forensics
29. The reliability of eyewitness testimony is often questioned due to:
(A) Bias
(B) Poor memory recall
(C) Suggestion
(D) All of the above
30. Which is a presumptive test for semen?
(A) Luminol
(B) Kastle-Meyer
(C) Acid Phosphatase
(D) Hemastix
31. What is the study of bullet wounds called?
(A) Serology
(B) Odontology
(C) Wound ballistics
(D) Hematology
32. Which of the following is used in DNA fingerprinting?
(A) Restriction enzymes
(B) pH indicator
(C) Alcohol
(D) Flame test
33. Which document technique reveals hidden writing?
(A) UV light examination
(B) MRI
(C) Radiography
(D) Mass spectrometry
34. Which instrument is used for polygraph tests?
(A) Spectrometer
(B) Microscope
(C) Lie detector
(D) Chronograph
35. Which organ is best for detecting poisons during autopsy?
(A) Heart
(B) Liver
(C) Lungs
(D) Kidney
36. Which test confirms the presence of arsenic?
(A) Marsh test
(B) Luminol test
(C) Benzidine test
(D) Duquenois-Levine test
37. What is the role of forensic psychiatry?
(A) Treat bone injuries
(B) Study mental health of criminals
(C) Measure toxins
(D) Collect fingerprints
38. The study of handwriting to detect forgeries is called:
(A) Calligraphy
(B) Graphology
(C) Document examination
(D) Penology
39. Which field analyzes computer crimes?
(A) Cyber forensics
(B) Ballistics
(C) Toxicology
(D) Pathology
40. The shape of a bloodstain can help determine:
(A) Weight of the victim
(B) Time of death
(C) Direction of travel
(D) Temperature of the room
41. What kind of evidence is a witness statement?
(A) Digital
(B) Physical
(C) Testimonial
(D) Biological
42. A blowfly is useful in forensic science for determining:
(A) Blood type
(B) Time of death
(C) Gunshot residue
(D) Fingerprint clarity
43. What is the first step in crime scene investigation?
(A) Collect evidence
(B) Take photographs
(C) Secure the scene
(D) Interview witnesses
44. Which chemical test is used to detect marijuana?
(A) Duquenois-Levine
(B) Luminol
(C) Marquis
(D) Benzidine
45. What is rifling in firearms?
(A) Bullet coating
(B) Grooves inside a barrel
(C) Type of trigger
(D) Muzzle speed
46. Chain of custody ensures:
(A) Evidence is properly labeled
(B) Evidence is admissible in court
(C) Evidence is not contaminated
(D) All of the above
47. Which of the following is a non-biological evidence?
(A) Blood
(B) Hair
(C) Gun
(D) Semen
48. What is forensic serology concerned with?
(A) Handwriting
(B) Blood and body fluids
(C) Bones
(D) Teeth
49. Who analyzes trace evidence such as fibers and paint?
(A) Crime scene investigator
(B) Trace evidence analyst
(C) Digital forensic expert
(D) Pathologist
50. What type of analysis is used to match paint chips to vehicles?
(A) Gas chromatography
(B) UV spectroscopy
(C) Paint database comparison
(D) All of the above