- 1. Explode or detonate when they are heated or subjected to shock
A) PROPELLANT
B) HIGH EXPLOSIVES
C) EXPLOSIVES
D) INITIATORS
- 2. It consists of an intimate mixture of charcoal or carbon, sulfur, and potassium nitrate or sodium nitrate.
A) Black powder
B) smokeless powder
C) smokey powder
- 3. Characteristic pattern present if the muzzle was fired between the distance of 2-8 inches from the target.
A) Smudging
B) Tattooing
C) singeing
- 4. Combustible materials containing within themselves all oxygen needed for combustion that burn but do not explode and function by producing gas that produce explosion.
A) PROPELLANT
B) HIGH EXPLOSIVES
C) INITIATORS
- 5. The process of determining the distance between the firearm and a target based on the distribution of powder patterns or the spread of a shot pattern.
A) paraffin test
B) distance determination
C) dermal nitrate test
D) Greiss Test
- 6. Black coarsely peppered pattern around the bullet hole
A) Tattooing
B) smudging
C) singeing
- 7. Explode under the influence of the shock of an explosion of a primary explosive.
A) INITIATORS
B) PROPELLANT
C) HIGH EXPLOSIVES
- 8. A mixture of nitric acid, sulfuric acid and glycerine. Oily liquid that is very dangerous because the slightest shake will cause it to explode.
A) DYNAMITE
B) TNT
C) PLASTIC EXPLOSIVE
D) NITROGLYCERINE
- 9. Made by mixing nitroglycerine with sawdust or clay
A) NITROGLYCERINE
B) TNT
C) PLASTIC EXPLOSIVE
D) DYNAMITE
- 10. Which of the following are sources of nitrates which may be encountered in the paraffin test?
A) all of these
B) Firecracker
C) Tobacco
D) Explosives
- 11. Which of the following are the possibilities that a person maybe found negative for nitrate even if he actually fired a gun?
A) Direction of wind
B) Excessive perspiration
C) all of these
D) Wind velocity
- 12. In the investigation of crime involving the use of firearms, what are the most important problems that may arise?
A) Determination of whether or not a person fired a gun with bare hands within the period of time
B) all of these
C) Determination of the approximate time of firing of the gun
D) Determination of the probable gunshot range
- 13. Consist of cellulose nitrate, glyceryl nitrate combine with some stabilizers
A) smokey powder
B) Black powder
C) Smokeless powder
- 14. To determine whether hair is forcibly removed from the body or not, which part of the hair must be examined?
A) SHAFT
B) TIP
C) ROOT
- 15. The intermediate and thickest layer of the shaft and is composed of elongated spindle shaped fibrins which cohere.
A) CORTEX
B) MEDULLA
C) CUTICLE
- 16. Human head hair always contain medulla.
A) false
B) true
- 17. Is an appendage of the skin which is found everywhere in the human body except on the palms of the hand and the sole of the feet.
A) hair
B) pores
C) scalp
- 18. It is possible to determine whether the hair comes from human or animal.
A) false
B) true
- 19. Which component of hair will indicate the possible race of the owner of the hair.
A) cortex
B) medulla
C) cuticle
- 20. The phase of hair root development which will likely produced reliable DNA result.
A) TELOGEN PHASE
B) CATAGEN PHASE
C) ANAGEN PHASE
- 21. Wool is an example of:
A) MINERAL FIBER
B) VEGETABLE FIBER
C) ANIMAL FIBER
- 22. To determine if hair is newly cut or not, which part of the hair must be examined?
A) SHAFT
B) ROOT
C) TIP
- 23. A test that determines whether fiber is mineral, vegetable or animal.
A) BURNING OR IGNITION TEST
B) FLOURESCENCE TEST
C) MICROSCOPIC EXAMINATION
- 24. Frequently used to determine the general group to which a fiber belongs
A) MICROSCOPIC EXAMINATION
B) FLOURESCENCE TEST
C) BURNING OR IGNITION TEST
- 25. A translucent piece of tissue surrounding the hair shaft near the root
A) RACE DETERMINANT
B) MEDULLARY INDEX
C) FOLLICULAR TAG
- 26. The relationship between the diameter of the medulla and the diameter of the whole hair.
A) Follicular tag
B) race determinant
C) Medullary index
- 27. Hair is specialized epithelial outgrowth of the skin found everywhere in the human body except :
A) both
B) in the palm of the hands
C) the soles of the feet
- 28. Which of the following is an example of vegetable fibers?
A) silk
B) asbestos
C) cotton
- 29. It is the outer surface of the hair which appears scale-like flakes when viewed under the microscope.
A) medulla
B) cortex
C) cuticle
- 30. The most characteristic portion of the hair. It is the central canal of the hair.
A) CUTICLE
B) MEDULLA
C) CORTEX
- 31. Portion above the surface of the skin. The most distinctive part of hair.
A) TIP
B) ROOT
C) SHAFT
- 32. Handwriting identification is an aspect of document examination concerning forensic chemistry.
A) true
B) false
- 33. Ink which is easily smudged, affected by moisture.
A) Logwood Ink
B) Gallotanic ink
C) Ballpoint pen ink
D) Nigrosine ink
- 34. Which of the following are observed when conducting preliminary test for paper?
A) discoloration
B) impression caused by transmitted light
C) odor
D) folds and crease
E) all of these
- 35. Which of the following are physical examination on paper that will cause a perceptible change?
A) Absorption test
B) Accelerated aging test
C) all of these
D) Folding endurance test
E) Bursting Strength Test
- 36. This test determines the fiber composition, sizing material and loading material used in the paper
A) Physical Test causing a perceptible change
B) Physical Test causing no Perceptible change
C) Chemical test
D) Preliminary Test for Paper
- 37. What is the best way of determining ball point pen ink?
A) microscopic test
B) physical test
C) paper chromatography test
- 38. Which of the following can be determined by the forensic chemist?
A) the similarity or differences of the ink used in the preparation of the document
B) the machine where the document were prepared
C) the price of the pen
D) the author of the handwriting
- 39. Term applied to partially visible depression appearing on a sheet of paper underneath the one that the visible writing appear
A) ERASURE
B) OBLITERATION
C) CONTACT WRITING
D) INDENTED WRITING
- 40. It is a distinctive mark or design placed in the paper at the time of its manufacture by a roll usually a dandy roll.
A) WATERMARKS
B) TRADEMARKS
C) WIREMARKS
- 41. Substances used for invisible writing
A) EGYPTIAN PAPERUS
B) INK ERADICATOR
C) SYMPATHETIC OR INVISIBLE INK
- 42. An original or official written or printed paper furnishing information or used as proof of something else.
A) DOCUMENT
B) COMPUTER
C) SEAL
- 43. One of the earliest substances used for writing. It is from this material that the word paper was derived.
A) VELLUM
B) PARCHMENT
C) EGYPTIAN PAPYRUS
- 44. Which of the following are physical examination on paper that will cause no perceptible change?
A) Accelerated aging test
B) none of these
C) Folding endurance test
D) Bursting Strength Test
E) Absorption test
- 45. Which of the following belongs to composition of paper?
A) fiber composition
B) loading material
C) all of these
D) sizing material
- 46. The quality of paper that does not allow light to pass through or which prevents dark objects from being seen through the paper.
A) TRANPARENCY
B) OPACITY
C) TRANSLUCENCY
- 47. Type of ink where age maybe determined
A) Logwood Ink
B) Ballpoint pen ink
C) Nigrosine ink
D) Gallotanic ink
- 48. All aspect of documents examination are the concerns of a document examiner.
A) false
B) true
- 49. Oldest ink material known to man.
A) all of these
B) India ink
C) Chinese ink
D) Carbon ink
- 50. This kind of ink is best determined by paper chromatography.
A) Gallotanic ink
B) Ballpoint pen ink
C) Nigrosine ink
D) Logwood Ink
- 51. Fluids used to restore tampered serial numbers.
A) lighter fluid
B) seminal fluid
C) etching fluid
- 52. The art of extracting and working on metals by the application of chemical and physical knowledge.
A) metallography
B) metallurgy
C) petrography
D) geology
- 53. Matter which is dry and is finely divided form
A) GRIME
B) MUD
C) DUST
- 54. Produced by the wear and tear of the road surface by vehicular and pedestrian traffic together with particles of soil carried by the wind or rain from adjoining regions.
A) OCCUPATION DUST
B) ROAD AND FOOTPATH DUST
C) INDUSTRIAL DUST
D) DUST DEPOSITED FROM THE AIR
- 55. Includes undecomposed rock fragments ranging from stone down thru pebbles, sand and silt. Important minerals include quartz (silica), calcite (limestone), feldspar (silicate), dolomite, mica
A) PRIMARY MINERALS
B) CLAY MINERAL
C) ORGANIC CONSTITUENTS
- 56. A simple apparatus utilizing simple procedure in determining the identity or non-identity of soil samples based on the density distribution.
A) ultraviolet examination
B) x-ray diffraction analysis
C) thermal analysis
D) density gradient apparatus
- 57. Branch of geology that deals with the systematic classification and identification of rocks, rock forming minerals and soil.
A) toxicology
B) metallography
C) metallurgy
D) petrography
- 58. Coins made to imitate the real thing and used for gain
A) CAST COINS
B) STRUCK COINS
C) COUNTERFEIT COINS
- 59. Soil does not have forensic importance.
A) true
B) false
- 60. One of the most variable of all soil constituents and is of peculiar importance in the identification of soil.
A) CLAY MINERAL
B) PRIMARY MINERALS
C) ORGANIC CONSTITUENTS
- 61. Industries like cement, button, powdered gypsum, and Plaster of Paris factories, flour milling, paint pigments, involves industrial processes like grinding, milling, or beating for the purpose of producing finely powdered ultimate products which in the processes impart a pronounced local character to the dusts on the neighboring roads and buildings.
A) INDUSTRIAL DUST
B) ROAD AND FOOTPATH DUST
C) OCCUPATION DUST
D) DUST DEPOSITED FROM THE AIR
- 62. Which of the following incident is metallurgy applied in crime detection?
A) all of these
B) robbery and theft
C) hit and run
D) counterfeit coins
- 63. Tampered serial number can always be restored.
A) false
B) true
- 64. Some of the finely powdered material maybe found on the clothing and foot wears of employees engaged in such industries. Aside from this for example, coal miner will have coal dust on his clothes, brick layer will yield brick dust, sand and lime on his clothes.
A) OCCUPATION DUST
B) DUST DEPOSITED FROM THE AIR
C) INDUSTRIAL DUST
D) ROAD AND FOOTPATH DUST
- 65. Coins made in molds or coins made by casting method.
A) COUNTERFEIT COINS
B) STRUCK COINS
C) CAST COINS
- 66. Dust mixed with water
A) GRIME
B) MUD
C) DUST
- 67. Number restoration is necessary in determining whether there is tampering of serial number in:
A) firearms
B) peso bill
C) typewriter
D) bank notes
- 68. Extremely fine dust particles present in the air everywhere. More abundant in thickly populated and industrial region. Settle very slowly and ultimately deposited on any exposed surface. Its value in crime detection is insignificant.
A) ROAD AND FOOTPATH DUST
B) INDUSTRIAL DUST
C) OCCUPATION DUST
D) DUST DEPOSITED FROM THE AIR
- 69. This formed when dust is mixed with the sweat and grease of the human body.
A) mud
B) grime
C) dust
D) dust and dirt
- 70. The moving cause which induces the commission of a crime
A) Intent
B) Malice
C) Willfulness
D) Motive
- 71. Denotes hatred or ill will or a desire for revenge
A) Willfulness
B) Malice
C) Intent
D) Motive
- 72. Biting smoke which is irritating to the nose and throat and causing lacrymation and coughing indicates presence of
A) humid materials
B) petroleum products
C) chlorine
- 73. What is the first step in recognizing arson?
A) identify the firesetter
B) exclude all natural and accidental causes of fire
C) locate the point of origin
D) identify the prime suspects
- 74. Fire normally travels:
A) sideward
B) backward
C) upward
D) downward
- 75. Materials used to start a fire. They are combustible fuels.
A) FIRE ELEMENTS
B) FIRE EXTINGUISHER
C) INCENDIARY MATERIALS
- 76. Concealment of crime is also a motive in committing arson.
A) false
B) true
- 77. If white smoke appears before the water comes in contact with the fire it indicates that the material being burned is made from:
A) chlorine
B) petroleum products
C) humid materials
- 78. They are signs that maybe obvious that the fireman will suspect arson.
A) tell tale signs
B) traffic signs
C) warnings signs
D) omen
- 79. Which of the following belongs to the basic line of inquiry in arson investigation.
A) origin of the fire
B) determination of prime suspect
C) all of these
D) identification of firesetter
- 80. Means intentional and implies that the act was done purposely and intentionally
A) Willfulness
B) Motive
C) Malice
D) Intent
- 81. The ______ holds the key to the origin of any
fire.
A) fireman
B) fire hydrant
C) fire investigator
D) fire scene
- 82. The purpose or design with which the act is done and involves the will
A) Intent
B) Willfulness
C) Malice
D) Motive
- 83. Due to gambling debt, John thought of burning his own house to claim insurance. John is liable for:
A) Arson
B) None of these
C) All of these
D) Destruction of Property
- 84. What color of smoke will be produced If the material being burned contains petroleum and petroleum products and rubber, tar, coal, turpentine?
A) white smoke
B) biting smoke
C) Grayish smoke or black smoke
- 85. A term used to described a condition of the mind leading to an act of arson.
A) nymphomania
B) pyromania
C) kleptomania
D) dipsomania
- 86. Economic gain is the most dominant motive in arson.
A) true
B) false
- 87. Burning of petroleum products will produce what color of flame?
A) red
B) white
C) black
D) blue
- 88. Who among these will be considered as person with motive to commit arson?
A) All of these
B) Two year old child
C) None of these
D) Imbecile
- 89. A substance which when introduced into the body and is absorbed through the blood stream and acting chemically is capable of producing noxious effect or destroy life.
A) drugs
B) antidote
C) poison
D) alcohol
- 90. A term applied to individuals who exhibit unusual reaction to a certain substance
A) Idiosyncrasy
B) Habit
C) Tolerance
- 91. Poison is anything that will cause uncomfortable feeling to a person.
A) true
B) false
- 92. An agent that removes the poison without changing it or coats the surface of the organ so that absorption is prevented
A) Physiological antidote
B) Chemical antidote
C) Mechanical antidote
- 93. Common poison which is found in wine,
A) ethyl alcohol
B) methyl alcohol
C) isopropyl alcohol
- 94. In the investigation of fatal poisoning cases, it is important and will be of great help to the investigator if he knows about the following information, except:
A) Uses of poison
B) none of these
C) Other name it is known in the market
D) Antidote for the poison
E) The chemical formula of the poison
- 95. Substance or agents which produces vomiting
A) Emetics
B) Demulcents
C) Cathartics
D) Precipitants
- 96. Poisonous substance isolated from the skin of poisonous frogs.
A) formic acid
B) prussic acid
C) picrotoxin
D) bufotoxin
- 97. An agent which neutralizes a poison or otherwise counteracts or opposes it or its effect.
A) poison
B) alcohol
C) drugs
D) antidote
- 98. It soothes and protects the part to which they are applied
A) Precipitants
B) Emetics
C) Cathartics
D) Demulcents
- 99. From the medical point of view this is poisoning in which there is gradual deterioration of function of tissues and may or may not result in death. It is produced by either taking several doses at long intervals or taking only toxic doses of the drugs.
A) Acute Poisoning
B) Chronic poisoning
C) Sub-Acute Poisoning
- 100. Specimen which is best for examination in nearly all types of poisoning.
A) hairs and fingernails
B) bone
C) liver
D) urine
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