FORENSIC BALLISTICS
  • 1. he study of firearms, ammunition, and bullet effects is called
A) Dactyloscopy
B) Serology
C) Forensic Ballistics
D) Toxicology
  • 2. The spiral grooves inside a gun barrel are called
A) Rifling
B) Bore marks
C) Impressions
D) Lands
  • 3. The raised areas between grooves inside the firearm barrel are called
A) Lands
B) Scratches
C) Nodes
D) Marks
  • 4. Caliber The raised areas between grooves inside the firearm barrel are called
A) Trigger pull force
B) Internal diameter of the barrel
C) Length of barrel
D) Magazine capacity
  • 5. 5. The primary component in a cartridge that ignites gunpowder is:
    A. Jacket
    B. Primer
    C. Wad
    D. Shell
    Correct Answer: B. Primer
A) Wad
B) Primer
C) Shell
D) Jacket
  • 6. The visible smoke and powder expelled from the muzzle is called
A) Muzzle blast
B) GSR
C) Bore smoke
D) Flashback
  • 7. Gunshot residue (GSR) is usually tested on the
A) Hands
B) Hair
C) Teeth
D) Eyes
  • 8. Which tool is designed to compare bullet striations?
A) Phase contrast microscope
B) Electron microscope
C) Comparison Microscope
D) Compound light microscope
  • 9. A bullet meant to expand upon impact is called
A) Hollow point
B) Full metal jacket
C) Tracer bullet
D) Rubber bullet
  • 10. Shotgun ammunition uses
A) Nails
B) Arrows
C) Pellets or slugs
D) Darts
  • 11. Unique bullet markings come from the
A) Grip
B) Barrel
C) Trigger
D) Magazine
  • 12. Microscopic scratches on a fired bullet are called
A) Fractures
B) Striations
C) Abrasions
D) Grooves
  • 13. The narrowing at a shotgun muzzle end is known as
A) Gauge
B) Recoil
C) Constriction
D) Choke
  • 14. Wadding is used in
A) Shotguns
B) Rifles
C) Handguns
D) Crossbows
  • 15. Powder tattooing around a wound indicates
A) Contact shot
B) Far range
C) Exit wound
D) Close range
  • 16. Entrance wounds are commonly
A) Ragged and torn
B) Larger than exit wounds
C) Smaller and more circular
D) Square-shaped
  • 17. A bullet that passes through the body produces an
A) Stellate tear
B) Grease ring
C) Abrasion collar
D) Exit wound
  • 18. A contact gunshot wound typically appears
A) Tear-drop shaped
B) Square
C) Star-shaped
D) Smooth and oval
  • 19. GSR usually contains
A) Iron and nickel
B) Lead, barium, antimony
C) Gold and silver
D) Copper only
  • 20. A fired bullet is collected using
A) Metal tweezers
B) Rubber tipped forceps
C) Bare hands
D) Magnet
  • 21. Bullet trajectory analysis primarily determines
A) Bullet color
B) Shooter position
C) Weapon brand
D) Fingerprint source
  • 22. A dud cartridge is one that:
A) Fails to fire
B) Overheats
C) Explodes in magazine
D) Double shoots
  • 23. The word “ballistics” is derived from a term meaning
A) Launch
B) Throw
C) Explosion
D) Fire
  • 24. The curved flight path of a projectile because of gravity is
A) Ricochet
B) Shockwave
C) Parabolic path
D) Deflection path
  • 25. Shotgun bore size is measured in
A) Gauge
B) Chamber units
C) Caliber
D) Millimeters only
  • 26. The bullet impact likely to cause the most deformation occurs in
A) Bone
B) Soft tissue
C) Clothing
D) Water
  • 27. A silencer mainly reduces
A) Muzzle flash
B) Recoil
C) Noise
D) Bullet size
  • 28. Bullet wipe refers to
A) Blood smear on bullet
B) Cleaning before firing
C) Residue ring at entrance wound
D) Oil on bullet surface
  • 29. Cartridge case ejections from semi-automatic firearms show marks caused by
A) Screwdriver
B) Fingerprint brushes
C) Trigger safety
D) Ejector and extractor
  • 30. Ricochet means the
A) Bullet becomes non-lethal
B) Bullet bounces off a surface
C) Bullet explodes in flight
D) Bullet vaporizes
  • 31. Ricochet means the
A) Bullet vaporizes
B) Bullet bounces off a surface
C) Bullet becomes non-lethal
D) Bullet explodes in flight
  • 32. The imprint of the gun barrel around the entrance wound in contact shots is calle
A) Stellate tear
B) Grease ring
C) Muzzle imprint
D) Abrasion collar
  • 33. Which firearm part leaves a firing pin impression?
A) Trigger
B) Slide
C) Firing pin
D) Safety lever
  • 34. A fired cartridge case can be traced to a specific firearm using
A) Breech face marks
B) Sound
C) Weight
D) Color
  • 35. The explosion inside the cartridge occurs because of
A) Primer ignition and burning powder
B) Hammer force alone
C) Air pressure
D) Gravity
  • 36. Which test detects nitrates in GSR
A) Marquis test
B) Luminol test
C) Kastle-Meyer test
D) Diphenylamine test
  • 37. A class characteristic on a bullet refers to
A) Post-impact damage
B) Unique individual scratches
C) Manufacturer-wide features
D) Accidental imperfection
  • 38. he first person to apply ballistics to criminal investigation
A) Calvin Goddard
B) Edmond Locard
C) Henry Faulds
D) Hans Gross
  • 39. Excessive gunpowder burning around a target indicates
A) A ricochet
B) Old ammunition
C) Close-range firing
D) Gun malfunction
  • 40. In a shotgun, the number of pellets hitting a target decreases as
A) Barrel shortens
B) Temperature drops
C) Distance increases
D) Gauge lowers
  • 41. A revolver differs from a semi-automatic pistol by having a
A) Magazine
B) Gas piston
C) Rotating slide
D) Cylinder
  • 42. The discoloration ring around an entry wound is called
A) Grease ring
B) Tattooing
C) Clot halo
D) Abrasion collar
  • 43. A tracer bullet contains
A) Color dye
B) Plastic core
C) Poison
D) Pyrotechnic composition
  • 44. A bullet jacket is typically made of
A) Wood
B) Plastic
C) Copper
D) Rubber
  • 45. The burned and unburned powder around a target is known as
A) Cartridge
B) Gunshot residue
C) Smokeless dust
D) Bore dust
  • 46. The firearm mechanism that loads and ejects cartridges is the
A) Grip
B) Barrel
C) Action
D) Trigger guard
  • 47. A slug is used in a
A) Blowgun
B) Machine gun
C) Revolver
D) Shotgun
  • 48. A fully jacketed bullet has
A) No metallic covering
B) Rubber coating
C) Full metal covering
D) Half covering
  • 49. The term for bullet deviation after hitting a surface
A) Penetration
B) Cavitation
C) Ricochet
D) Expansion
  • 50. A projectile fired from a shotgun containing multiple lead balls is a
A) Dart
B) Arrow
C) Pellet load
D) Pellet cluster
  • 51. The first practical comparison microscope was developed by
A) Calvin Goddard
B) Isaac Newton
C) John Browning
D) Carl Sagan
  • 52. The chemical used in detecting lead on the target area is
A) Benzidine
B) Phenolphthalein
C) Sodium rhodizonate
D) Iodine
  • 53. Which bullet typically causes less penetration?
A) Hollow point bullet
B) Armor-piercing bullet
C) Full metal jacket
D) Steel core bullet
  • 54. Semi-automatic pistols eject cartridges due to
A) Recoil or blowback
B) Gravity
C) Air pressure
D) Trigger pull
  • 55. A tool mark caused by the slide stopping on the cartridge case is called
A) Chamber mark
B) Breech face scratch
C) Slide bite
D) Lip impression
  • 56. A cartridge case left behind at a crime scene is considered
A) Biological evidence
B) Trace evidence
C) Class evidence only
D) Firearm evidence
  • 57. The most reliable method for bullet identification is:
    A. Weight measurement
    B. Chemical analysis
    D. Caliber check
A) Striation comparison
B) Caliber check
C) Chemical analysis
D) Weight measurement
  • 58. Bullet fragments inside the body can indicate
A) Low velocity firearm
B) Bounce trajectory
C) Hollow point usage
D) Silent firing
  • 59. Shotguns without rifling produce
A) Polygonal rifling
B) Smooth bore
C) Serrated bore
D) Lands and grooves
  • 60. The area inside the barrel is called the
A) Rail
B) Tread
C) Bore
D) Groove
  • 61. A long gun fired from the shoulder is called a
A) Revolver
B) Pistol
C) Rifle
D) Derringer
  • 62. The speed of a bullet is measured in
A) Liters per shot
B) Meters per minute
C) Feet per second
D) Calories per second
  • 63. Which part of the firearm strikes the primer?
A) Hammer
B) Grip
C) Stock
D) Magazine
  • 64. A bullet traveling slower than the speed of sound is
A) Sonic
B) Supersonic
C) Hypersonic
D) Subsonic
  • 65. A blackened ring around an entrance wound indicates
A) Ricochet
B) Ricochet
C) Far shot
D) Contact shot
  • 66. Which firearm uses rimfire ammunition?
A) All shotguns
B) Most .22 caliber guns
C) All revolvers
D) All rifles
  • 67. The ability of a bullet to travel through material is called
A) Penetration
B) Exposure
C) Cavitation
D) Expansion
  • 68. The gas that pushes a bullet forward comes from
A) Burning gunpowder
B) Trigger force
C) Bullet friction
D) Air pressure
  • 69. Powder tattooing results from
A) Bullet deformation
B) Unburned powder striking skin
C) Contact firing
D) Smoke buildup
  • 70. Sawed-off shotguns are dangerous due to
A) Reduced recoil
B) Longer barrel
C) Lower velocity
D) Increased pellet spread
  • 71. A bullet’s path after firing is its
A) Torque
B) Friction
C) Rotation
D) Trajectory
  • 72. Which term refers to the rapid temporary cavity in tissue caused by a bullet’s energy
A) Fragmentation
B) Tattooing
C) Cavitation
D) Abrasion
  • 73. The rifling twist direction may be
A) Right or left
B) Forward only
C) None of the above
D) Straight only
  • 74. . Cartridge cases from revolvers are usually:
    A. Ejected automatically
    C. Turned into fragments
    D. Melted by heat
A) Turned into fragments
B) Melted by heat
C) Ejected automatically
D) Left inside the cylinder
  • 75. The diameter of a shotgun bore increases as the gauge number
A) Increases
B) Decreases
C) Disappears
D) Triples
  • 76. A bullet that separates from its jacket leaving the core behind has
A) Overpenetrated
B) Mislabeled
C) Ricocheted
D) Fragmented
  • 77. Full metal jacket bullets are mainly used for
A) Rapid expansion
B) Soft impact
C) Deep penetration
D) Low velocity
  • 78. A firing pin impression on the primer helps identify
A) Accuracy rate
B) Firearm type
C) Shooter age
D) Weapon cleanliness
  • 79. A bullet that exits and re-enters the body is known as
A) Pass-through shot
B) Shored entrance
C) Tangential wound
D) Re-entry wound
  • 80. A circular defect in glass with concentric cracks indicates
A) Explosion
B) Gunshot hole
C) Chemical reaction
D) Thermal break
  • 81. Bullets fired underwater have
A) Greater range
B) No change in motion
C) Increased velocity
D) Minimal range and high drag
  • 82. A contact shot to the head often causes a
A) Non-lethal injury
B) Collar burn
C) Blowout of skull
D) Superficial mark
  • 83. The heaviest part of a cartridge is usually the
A) Case
B) Primer
C) Powder
D) Bullet
  • 84. The flash hole connects the primer to the
A) Bullet jacket
B) Gunpowder charge
C) Gunstock
D) Barrel
  • 85. Bullets that glow in flight are called
A) Blank cartridges
B) Tracer bullets
C) Frangible rounds
D) Incendiary rounds
  • 86. A breakaway in bone from a gunshot exit wound is called
A) Flaking
B) Beveling
C) Cratering
D) Scaling
  • 87. The first step in firearm safety is
A) Point the muzzle in a safe direction
B) Check magazine capacity
C) Clean the barrel
D) Measure bullet caliber
  • 88. The portion of a revolver the shooter grips is called
A) Grip
B) Rail
C) Cylinder
D) Fore-end
  • 89. The projectile in a shotgun shell is often made of
A) Wood
B) Rubber only
C) Lead
D) Glass
  • 90. A blank cartridge contains
A) No bullet
B) No primer
C) No case
D) No powder
  • 91. Over-penetration refers to
A) Failure to enter the target
B) Bullet exits the body
C) Bullet stops quickly
D) Bullet evaporates on contact
  • 92. An ejected casing hitting a nearby object could cause
A) Chamber tear
B) Secondary impact marks
C) Breech explosion
D) Trigger slip
  • 93. A sawed-off shotgun is prohibited in many countries due to
A) Reduced power
B) Lower reliability
C) Increased recoil
D) Easier concealment
  • 94. The black residue around a wound from smoke is called
A) Bruising
B) Soot
C) Tattooing
D) Abrasion
  • 95. GSR test reliability decreases over time because
A) GSR changes color
B) GSR becomes magnetic
C) GSR evaporates
D) GSR washes off or falls away
  • 96. A gunshot fired from inside a bag or cloth case may show
A) Fabric imprint or smudging
B) Super clean entry
C) . No marks
D) Shored entrance wound
  • 97. Bullets that break into many pieces on impact are
A) Frangible bullets
B) Rubber bullets
C) Armor-piercing bullets
D) Drone bullets
  • 98. The gunpowder used in modern ammunition is mostly
A) Flash powder
B) Black powder
C) Smokeless powder
D) Gun cotton only
  • 99. The backspatter of blood toward the shooter usually indicates
A) Far-range shot
B) Contact or close-range shot
C) Gun malfunction
D) Bullet ricochet
  • 100. When a bullet penetrates glass, the entrance hole is usually
A) Larger than exit
B) Irregular
C) Missing
D) Smaller and smoother
Created with That Quiz — where a math practice test is always one click away.