Criminalistics Review Questions

 Criminalistics Review Questions (Forensic Sciences)

Syllabi/Table of Specification


The registered criminologist can perform the following professional practice outcomes for his/her initial entry into the practice of the profession:

1. Utilize criminalistics or forensic science in the investigation and detection of crime.

2. Apply the principles and jurisprudence of criminal law, evidence, and criminal procedure.

3. Demonstrate competence and a broad understanding of law enforcement administration, public safety, and criminal justice.

4. Internalize the concepts of human rights and victim welfare.

5. Effectively communicate orally and in writing using both English and Filipino.

6. Act in recognition of professional, social, and ethical responsibility.

1. These are sets of authentic documents which will serve as a basis for comparison with other matters in question.

A. Questioned Document

B. Standard Document

C. Sample 

D. Exemplar 

Answer: Standard Document

2. A type of document that bears the seals of the office issuing and the authorized signature to such document.

A. Public Document

B. Official Document

C. Private Document

D. Commercial Document

Answer: Official Document

3. It refers to the group of muscles which is responsible for the formation of the upward strokes.

A. Flexor

B. Cortex

C. Lumbrical

D. Extensor

Answer: Extensor

4. It refers to the sudden increase in pressure or the intermittently forcing of the pen against the paper surface with an increase in speed.

A. Pen Pressure

B. Pen Shading

C. Pen Emphasis

D. Retouching

Answer: Pen Emphasis

5. It refers to the factor that relates to the condition of the writer as well as the circumstances under which the writing was prepared.

A. System of Writing

B. Copy-Book Form

C. Writing Movement

D. Writing Condition

Answer: Writing Condition

6. Fingerprints of a person will be carried from the womb to the tomb.

A. Principle of Individuality

B. Principle of Permanency

C. Principle of Infallibility

D. Principle of Fallacy

Answer:  Principle of Permanency

7. The first conviction in the Philippines of a case that gave recognition to the science of fingerprints.

A. People vs. Medina

B. People vs. Jennings

C. Miranda vs. Arizona

D. West case

Answer:  People vs. Medina

8. The instruments are specially designed to permit the firearm examiner to determine the similarity and dissimilarity between two fired bullets or two fired shells.

a. Bullet Comparison Microscope

b. Bullet Microscope

c. Bullet Comparison Microscope

d. Bullet Microscope

Answer: A

9. The sunken area within the rifling is observed when looking into the barrel of a firearm.

a. Grooves

b. Lands

c. Bore

d. Pitch

Answer: A

10. The bullet discovered at the crime scene, fired from a 38 caliber firearm, bears five lands and five grooves with a right-hand twist, suggesting that it was discharged from which type of gun?

a. Colt

b. Browning

c. Remington

d. Smith and Wesson

Answer: D

11. Is the study of firearms identification using the ammunition fired through them or fired through a submitted suspected firearm.

a. Ballistics

b. Forensie Ballistics

e. Terminal Ballistics

d. Internal Ballistics

Answer: B

12. The still block which closes the rear of the bore against the force of the charge is;

a. Breech face

b. Breech block

c. Chamber

d. Bore

Answer: B

13. It is referred to as one's name written by himself on a document as a sign of acknowledgment.

a. Handwriting

b. Writing

c. Signature

d. Writing habit

Answer: C

14. It is a document which is completely written and signed by one person.

a. Holograph documents

b. Hand lettering

c. Disputed Documents

d. Handwriting

Answer: A

15. It is defined as the visible speech.

a. Letter

b. Typewriter

c. Handwriting

d. Hand lettering

Answer: C

16. It is the gap between strokes due to speed in writing and defective writing instruments.

a. Tremor

b. Lateral Spacing

c. Rhythm

d. Hiatus

Answer: D

17. A document is being questioned because of its origin, its contents the circumstances, or the stories of its production.

a. disputed document

b. standard document

c. requested document

d. questioned document

Answer: D

18. Which of these is NOT a commonly used physiological measure in lie detection?

a. Skin conductance (sweat)

b. Blood pressure

c. DNA analysis

d. Breathing rate

Answer: C

19. Which technique involves analyzing microexpressions appearing on a person's face for brief durations?

a. Voice Stress Analysis (VSA)

b. Pupil dilation measurement

c. Functional Magnetic Resonance Imaging (MRI)

d. Microexpression analysis

Answer: D

20. Which type of lie detection technique relies on monitoring changes in brain activity to detect deception?

a. Polygraph test

b. Voice Stress Analysis (VSA)

c. Electroencephalogram (EEG) analysis

d. Microexpression analysis

Answer: C

21. What is the primary physiological basis for the polygraph (lie detector) test?

a. Eye movement tracking

b. Voice analysis

c. Heart rate, blood pressure, and skin conductivity changes

d. Facial expression recognition

Answer: C

22. Which physiological response is often referred to as the "fight or flight response and is monitored in some lie detection techniques?

a. Pupil dilation

b. Sweating

c. Yawning

d. Blink rate

Answer: B

23. The inner terminus of the fingerprint pattern.

a. Delta

b. Core 

c. Ridges

d. Pores

Answer: b

24. The secondary classification of the thumb, middle, ring, and little fingers must be written in small letters.

a. True

b. False

c. Partially True

d. Partially False

Answer: True

25. There are three (3) principles of fingerprint science. Which among the following is not included

a. Principle of individuality

b. Principle of permanency

c. Principle of infallibility

d. Principle of Uniqueness

Answer: d

26. He is a notorious gangster and a police character who attempted to erase his fingerprint by burning it with acid.

a. Locard

b. William West

c. Will West

d. John Dillinger

Answer: d

27. What objects appear as tiny black lines with small white dots (called pores) in an inked finger impression?

a. Pores

b. Sweat

c. Furrows

d. Ridges

Answer: d

28. What do you call the separating or spreading apart of two ridges that were previously running side by side?

a. Disjunction

b. Divergence

c. Convergence

d. Furrows

Answer: b

29. How many standard fingerprint patterns are there?

a. 12

b. 9

c. 8

d. 10

Answer: C

30. He is considered the father of fingerprint science?

a. Vucetich

b. John Evangelist Purkinji

c. Sir Edward Richard Henry

d. Hans Gross

Answer: C

31. What are the little openings on the skin from where sweat is excreted?

a. Ridges

b. Whorl

c. Pores

d. Loop

Answer: c

32. What ridge divides itself into two or more branches that meet to form the original figure?

a. Island ridge

b. Lake Ridge

c. Eyelet

d. All of the above

Answer: d

33. What is an attempt at character reading through the patterns of fingerprints?

a. Dactylography

b. Dactyloscopy

c. Dactylomancy

d. Dactylo-analysis

Answer: A

34. He undertook in 1856 an experiment by printing his right palm to prove himself if the ridges change. By 1897, forty-one years later, he again printed his right palm. Though taken two scores apart, it proved that the ridge characteristics do not change.

a. John Evangelist Purkinje

b. Herman Welcker

c. William Herschel

d. Francis Galton

Answer: B

35. He published a book which was an atlas of anatomical illustrations of fingerprints.

a. Marcelo Malpighi

b. Francis Galton

c. J.C.A. Mayer

d. Henry Faulds

Answer: C

36. He is credited as the first scientist of friction skin identification as well as his role in promoting its use.

a. Govard Bidloo

b. Marcelo Malpighi

c. J.C.A. Mayer

d. Francis Galton

Answer: D

37. What is the scientific name of fingerprint identification?

a. Dactyloscopy

b. Fluoroscopy

c. Poroscopy

d. Palmistry

Answer: A

38. The core and delta are also termed as

a. Focal points

b. Inner terminus

c. Pattern area

d. Outer ridges

Answer: A

39. What is the Latin term for a finger?

a. Dermis

b. Dermal

c. Digitus

d. Dactyl

Answer: C

40. How many ridge counts must a pattern have, to be a loop?

a. 2

b. 5

c. 1

d. 10

Answer: C

41. The outer layer of the skin is known as 

a. Dermis

b. Pores

c. Scarf

d. Epidermis

Answer: D

42. He is an Argentine Police Official who began the first fingerprint files based on Galton pattern types.

a. Mark Twain

b. Juan Vucetich

c. Thomson

d. Galton

Answer: B

43. What pattern type has ridges that enter on one side of the pattern and flow towards the other side with a rise in the center?

a. Vaulted Arch Loop

b. Loop

c. Tented Arch

d. Plain Arch

Answer: D

44. The introduction of the coloring pigment in the human skin as a form of identification is known as

a. Scarification

b. Anthropometry

c. Tattoo

d. Photography

Answer: C

45. The configuration and details of individual ridges remain constant and unchanging. This is the principle of

a. Individuality

b. Permanency

c. Infallibility

d. Constancy

Answer: B

46. He published an article entitled "On the Skin Furrows of the Hand". In this article, he points out his observation that chance prints left at the crime scene would provide for positive identification of offenders when apprehended.

a. Govard Biloo

b. Henry Faulds

c. J.C.A. Mayer

d. Francis Galton

Answer: B

47. What type of pattern possesses an angle, an upthrust, or two of the three basic characteristics of the loop?

a. Tented Arch

b. Double Loop

c. Plain Arch

d. Central Pocket Loop

Answer: A

48. He discovered the outer and inner layers of the skin.

a. Govard Bidloo 

b. Marcelo Malpighi

c. J.C.A. Mayer

d. Francis Galton

Answer: B

49. What corresponds to the study of the palms of the hands?

a. Plantar

b. Palmar

c. Furrows

d. Chiroscopy

Answer: D

50. What are the canals of depression found between the ridges called?

a. Dents

b. Pores

c. Furrows

d. Indentions

Answer: C

51. What is the act of counting the ridges which intervene between the core and delta of a loop?

a. Divergence

b. Ridge tracking

c. Ridge counting

d. Ridge tracing

Answer: C

52. Complete this adage. "The neighboring fingers of the same person have never been found to be ________."

a. Similar in all respects

b. Different in some respects

c. Different in every respect

d. Exactly identical in all respects

Answer: D

53. Which of the following is a type of secondary classification?

a. By slant line to the left

b. By slant line to the right

c. By small letter

d. All of these

Answer: C

54. What type of classification considers only the loop type starting from the right thumb (the first loop appearing in the set of prints on a fingerprint card)?

a. Secondary classification

b. Primary classification

c. Final classification

d. Key classification

Answer: D

55. What is the epidermal hairless skin found on the lower surface of the hands and feet covered with minute ridges?

a. Polydactyl skin 

b. Friction skin

c. Epidermis

d. Flexure line

Answer: B

56. What do you call the inner terminus or focal point located at the center of the approximate center of the pattern area?

a. Center

b. Delta

c. Core

d. Open Delta

Answer: C

57. He used his own thumbprint on a document to prevent forgery. This is the first known use of fingerprints in the United States.

a. Bertillon

b. Francis Galton

c. Thompson

d. Bidloo

Answer: C

58. It is the ridge count of the loop and the whorl in the little finger of both hands.

a. Secondary classification

b. Key classification

c. Primary classification

d. Final classification

Answer: D

59. When the innermost sufficient recurve contains no ending ridge or rod rising as high as the shoulder of the loop, the core is placed on the shoulder of the loop farther from the delta. 

a. True

b. False

c. Partially true

d. Partially false

Answer: A

60. The inner layer of the skin is known as

a. Dermis

b. Epidermis

c. Scarf

d. Pores

Answer: A

61. What is that portion of the fingerprint bounded by the type lines where the characteristics needed for interpretation/classification are found?

a. Double lines

b. Loops

C. Ridges

d. Pattern area

Answer: D

62. He discovered the three families of fingerprint patterns.

a. Govard Bidloo

b. Marcelo Malpighi

c. J.C.A. Mayer

d. Francis Galton

Answer: D

63. A single ridge that divides into two or more ridges.

a. Type lines

b. Bifurcation

c. Core

d. Pattern area

Answer: B

64. It appears after the sub-secondary classification at the extreme right portion of the classification formula.

a. Secondary classification

b. Key classification

c. Primary classification

d. Final classification

Answer: D

65. “Ballista” is a gigantic bow or catapult used to hurl large objects such as stones at a particular distance to deter animals or enemy forces.

A. Catapult

B. Balle

C. Ballein

D. Ballista   

Answer: D

66. Ballistics is the scientific study of the propulsion and motion of projectiles such as bullets, artillery shells, rockets, and guided missiles. 

A. Propulsion   

B. Expulsion

C. Repulsion

D. Extraction

Answer: A

67. The British engineer Benjamin Robins conducted many experiments in interior ballistics. His findings justly entitle him to be called the 

A. father of modern gunnery   

B. father of modern ballistics

C. father of interior ballistics

D. father of forensic ballistics

Answer: A

68. Late in the 18th century, the Anglo-American physicist Benjamin Thompson made the first attempt to measure the pressure generated by gunpowder. The account of his experiments was the most important contribution to 

A. Exterior ballistics

B. Forensic Ballistics

C. Interior ballistics   

D. None of these

Answer: C

69. An arbitrary index of the quickness that burning propellant changes into a gas. It is the rate controlled by the chemical composition, the size and shape of the propellant grains, and the pressure at which the burning takes place. 

A. Gas Power

B. Burning Rate   

C. Propulsion Rate

D. Bulk Density

Answer: B

70. It is the equal and opposite reaction of the gun against the forward movement of the bullet during the explosions.

A. Residual Pressure

B. Recoil   

C. Backfire

D. Misfire

Answer: B

71. The speed per unit of time of the M16 is 3,300 ft/sec. This refers to:

A. Firepower

B. Velocity   

C. Energy

D. All of these

Answer: B

72. The noise created at the muzzle point of the gun is due to the sudden escape of the expanding gas coming in contact with the air in the surrounding atmosphere at the muzzle point.

A. Muzzle Blast   

B. Muzzle Energy

C. Range noise

D. Firepower

Answer: A

73. What is the actual curved path of the bullet during its flight from the gun muzzle to the target?

A. Yaw

B. Accuracy

C. Trajectory   

D. Velocity

Answer: C

74. This means that the bullet may lose its speed very rapidly during its flight in the air. This is a number that relates to the effect of air drag on the bullet's flight and which can be used to later predict a bullet's trajectory under different circumstances through what are called "drag tables."  

A. Bullet trajectory

B. Critical zone

C. Ballistics Coefficient   

D. Down Range

Answer: C

75. The curve taken by the bullet while in flight is called

A. rifling curves 

B. effective range

C. drift   

D. maximum distance

Answer: C

76. The tumbling of the bullet in its flight and hitting the target sideways as a result of not spinning on its axis.

A. Key-hole shot   

B. Back shot

C. Mid-range trajectory

D. Point Blank

Answer: A

77. The power of the bullet that results in the instantaneous death of the victim is called

A. Zero power

B. Power ranger

C. Stopping power   

D. Power range

Answer: C

78. What do you call the depth of entry of the bullet in the target?

A. Terminal Velocity

B. Terminal Penetration   

C. Terminal Ballistics

D. Terminal Power

Answer: B

79. Shotgun pellets made from lead are specially hardened by the addition of a slight amount of antimony. This refers to

A. Shot Gun

B. Chilled Shot   

C. Shot ballistics

D. All of these

Answer: B

80. This is caused by the flame or hot gases not by the hot projectiles as is commonly believed.  It is also known as burning or charring.

A. Blackening

B. Tattooing

C. Scorching   

D. Pink coloration

Answer: C

81. It is the clogging of the blood vessel by foreign bodies such as air or bits of fats or septic embolus causing blocking to the blood flow to the distal tissues supplied by the blood

A. Embolism   

B. Bleeding

C. Hemorrhage

D. Infection

Answer: A

82. Among the following, which is a long smooth bored firearm that is designed to prepare a single shot?

A. Shotgun

B. Musket   

C. Carbine

D. Caliber

Answer: B

83. One from Hartford, Connecticut, produced the first practical revolver and became famous for its .45 caliber.

A. Samuel Colt   

B. Carl Walther

C. Oliver Winchester

D. John C. Garan

Answer: A

84. Historians consider that the age of gunpowder began with its first use as a propellant for a projectile on

A. 1313   

B. 1413

C. 1280

D. 1350

Answer: A

85. That part of the handgun is designed in a metal tube through which the bullet is fired.

A. Grip

B. Frame

C. Barrel   

D. Rifling

Answer: C

86. The main advantage of the double-action revolver over the single-action revolver is that 

A. it can be fired rapidly   

B. it can be fired in a single shot

C. there is no recoil

D. better firepower

Answer: A

87. An automatic weapon that can fire from 400 to 1,600 rounds of ammunition each minute. 

A. Armalite

B. Uzi

C. Machine gun   

D. Glock

Answer: C

88. Technically speaking, the term ammunition refers to 

A. a group of cartridges or a single unit or single cartridge 

B. a complete unfired unit consisting of a bullet, cartridge, case, gunpowder, and primer

C. a “single round”

D. all of these   

Answer: D

89. It includes rocket launchers and such mounted guns as howitzers, mortars, antiaircraft guns, and naval guns. 

A. Gunnery

B. Artillery   

C. Musketry

D. Ballistics

Answer: B

90. It is the soft guiding metal that serves as the container for priming mixture, paper disc, and anvil.

A. Primer cup   

B. Primer mixture

C. Paper disc

D. Battery cup

Answer: A

91. It is the examination and testing of firearms by a recognized authority according to certain rules and stamped with a mark to indicate that they are safe for sale and used by the public.

A. Provisional Proof

B. Proof Marks   

C. Skid Marks

D. Slippage Marks

Answer: B

92. When the bullet first starts forward without turning, that before the bullet can begin to turn, it moves forward a small distance and this makes the front of the groove in the bullet wider than the rear part which leaves an impression called

A. Provisional Proof

B. Proof Marks

C. Skid Marks   

D. Slippage Marks

Answer: C

93. A mechanism in a revolver that swivels out and supports the cylinder.

A. trigger spring

B. trigger guard

C. yoke   

D. anvil

Answer: C

94. A photograph of the crime scene is a factual reproduction and accurate record of the crime scene because it captures time, space, and ___

A. person

B. event   

C. thing

D. crime scene

Answer: B

95. In police photography, it can be used as demonstration enlargements, individual photos, projection slides, motion pictures during

A. Court proceedings

B. Court exhibits   

C. Educational tour

D. Crime Prevention

Answer: B

96. In photography, the light writes when it strikes minute crystals of light-sensitive surfaces (films and photographic papers) through the use of a mechanical device called

A. Camera   

B. Photograph device

C. Film and accessories

D. Flashlight

Answer: A

97. It is a mechanical result of photography.  

A. Camera

B. Picture

C. Photograph   

D. Film

Answer: C

98. The bending of light around an object gives rise to the phenomenon called ___. This phenomenon is responsible for the partial illumination of object parts not directly in the path of the light.

A. detraction

B. retraction

C. diffraction   

D. defragmentation

Answer: C

99. What is the approximate wavelength of the primary color red?

A. 700 nm   

B. 450 nm

C. 550 nm

D. 590 nm

Answer: A

100. In photography, which one is not a primary color?

A. Yellow  

B. Cyan

C. Magenta

D. All of these

Answer: D

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