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WorksheetsFORENSIC CHEM FINAL EXAM
Total questions: 100
Worksheet time: 57mins
In posology, the rule that "the greater the size/dose the greater the effect" is always true.
TRUE
FLASE
A poison is more rapidly absorbed when it is in gaseous state than in solid or liquid form.
TRUE
FLASE
Which mode of administration of poison is most effective which can rapidly produce an effect to the person taking it.
Oral administration
Inhalation administration
Intravenous administration
Intramuscular administration
Absorption of poison is more rapid in areas where blood supply is greater compared to areas that has least blood supply.
TRUE
FALSE
It is the quantity of medicine to be administered at one time.
Dose
Volume
Weight
Size
Lethal Dose is:
the dose that kill
the one that is harmful both to the healthy and the sick.
the largest amount that will cause no injury but at the same time produce the desired therapeutic effects
the smallest amount of medicine that can produce the desired therapeutic effect without causing harm
Poisonous Dose is
the dose that kill
the one that is harmful both to the healthy and the sick.
the largest amount that will cause no injury but at the same time produce the desired therapeutic effects
the smallest amount of medicine that can produce the desired therapeutic effect without causing harm
Which of the following is not an action of an antidote?
Remove the poison from the body
It may mechanically prevent its absorption
It may change the physical state or chemical composition
It may act upon the functions of the body so as to overcome the effects of its absorption
None of the given options
It is an agent that removes the poison without changing it; coats the surface of the organ so that absorption is prevented.
Chemical or true antidote
Mechanical antidote
Physiological antidote
Antagonist antidote
It is an agent that makes the poison harmless by chemically altering it
Chemical or true antidote
Mechanical antidote
Physiological antidote
Antagonist antidote
It is an agent that acts upon the system so as to counteract the effects of the poison
Chemical or true antidote
Mechanical antidote
Specific antidote
Physiological antidote
It is an agent that forms a protective film; soothes and protects the parts where demulcent is applied.
Emetic
Cathartic
Demulcents
Precipitants
It is an agent that produces intestinal evacuation.
Emetic
Cathartic
Demulcents
Precipitants
Carbon monoxide is an example of ___________ that is deadly when large amount is inhaled.
Blood poison
Cardiac Poison
Nervous Poison
Skin Poison
This toxin is considered the most potent neurotoxin know to man.
Tetanus toxin
Botulinum toxin
Staphylococcus toxin
Streptococcus toxin
Which evidence of poisoning is observed when chemical analysis of the suspected substance or the vomit or secretion of the body is performed.
Post-mortem evidence
Symptomatic evidence
Chemical evidence
Experimental evidence
Hydrogen cyanide is an example of:
True poison
Corrosive poison
Cumulative poison
Irritants
Digitalis is an example of ___________ .
Blood poison
Cardiac Poison
Nervous Poison
Skin Poison
This type of poison is isolated by extraction with organic solvents such as strychnine and other alkaloids.
Volatile Poison
Non-volatile poison
Metallic poison
Non-metallic poison
This type of poison is isolated by extraction with alcohol and chloroform.
Volatile Poison
Non-volatile poison
Metallic poison
Non-metallic poison
It is the graphical representation of the three elements of fire, namely: Oxygen, heat, and fuel.
Fire Triangle
Fire Tetrahedron
It has four elements that includes uninhibited chemical chain reaction, fuel, oxygen, and heat and it represents the flaming mode of combustion.
Fire Triangle
Fire Tetrahedron
It is the most common way of creating fire and requires you to rub wood together using a bow, plow or a hand drill.
Friction
Percussion
Blowing
Flaming
It is a way of producing fire by creating a spark to set a by using materials like rocks, flint, and a battery with wool to create sparks that will start a fire
Friction
Percussion
Blowing
Flaming
The oxygen requirement in order for a fire to occur is?
12%
14%
21%
10%
On this stage of fire, flame ceases but dense smoke and heat completely fill the confined room.
Incipient phase
Free-Burning phase
Smoldering phase
Beginning phase
It is a highly flammable chemicals that are used to facilitate flame propagation.
Accelerant
Plant
Trailer
Intent
Aka liquid fires caused by combustible liquids like gasoline and oil products.
Class A fire
Class B fire
Class C fire
Class D fire
It is the process of preventing the fire from spreading and incurring further damages.
Fire control
Fire prevention
Fire preparation
Fire suppression
It is the process of lowering down the temperature at the area involved and preventing the fire from being free-burning.
Fire control
Fire prevention
Fire preparation
Fire suppression
The basis of criminal liability in arson includes all of the following except?
Kind and character of the building burned
Location of the building
Extent or value of the damage
Whether inhabited or not.
Burning intent
Willfulness in arson refers to the:
act of intentional and purposely burning of property
moving cause that induces the commission of the crime
the purpose or design with which the act is done and involves the will
hatred or a desire for revenge
Malice in arson refers to the:
act of intentional and purposely burning of property
moving cause that induces the commission of the crime
the purpose or design with which the act is done and involves the will
hatred or a desire for revenge
White smoke with bright white flames can be due to burning of:
calcium
magnesium
potassium
petroleum
Which is not a method of proof of arson?
Presence of burning
Criminal design
Evidence of intent
Presence of drug addicts and morons
Presence of bright reddish yellow flames can be due to burning of:
calcium
magnesium
potassium
petroleum
Which of the following is not considered a type of pyromania?
Hero Type
Moron
Imbeciles
Down syndrome
Drug Addicts and alcoholics
Motive in arson refers to the:
act of intentional and purposely burning of property
moving cause that induces the commission of the crime
the purpose or design with which the act is done and involves the will
hatred or a desire for revenge
Intent in arson refers to the:
act of intentional and purposely burning of property
moving cause that induces the commission of the crime
the purpose or design with which the act is done and involves the will
hatred or a desire for revenge
the purpose or design with which the act is done and involves the will
Which of the following laws is unrelated to arson?
RA 6975
RA 1185
PD 1096
RA 1035
The study of glass fragments and fractures is important in:
Hit and run
Burglary
Murder
Rape
All of the given options
This type of glass was formed naturally by volcanic eruptions.
Obsidian
Tempered glass
Borosilicate glass
Leaded glass
Float glass
Which of the following is not a property of glass?
Glass is flexible and bend upon the application of force.
Glass bends on the direction where the force is applied causing the same side to stretch.
Glass can withstand more bending rather than stretching
Glass is hard and brittle.
This type of glass is used for making automobile headlights, heat-resistant glass, lab glassware, thermometers and cookware.
Soda lime glass
Float glass
Borosilicate glass
Leaded glass
This type of glass is used as decorative art glass.
Soda lime glass
Float glass
Borosilicate glass
Leaded glass
This type of fracture is called the secondary structure and originate at the point of impact.
Radial
Concentric
Conchoidal
All of the given options
None of the given options
This type of fracture is the primary fracture that occurs at the opposite side of the glass.
Radial
Concentric
Conchoidal
All of the given options
None of the given options
On this side, concentric crack is observed, clear cut edges are seen, there is absence of depression and flaking.
Entrance Side of glass fracture
Exit Side of glass fracture
What is the position of the shooter if the following characteristic is observed on the fractured glass: heavy flaking's or chippings on the left side of the glass
Perpendicular Shot
Angle from the Right
Angle from the Left
None of the given option
What is the position of the shooter if the following characteristic is observed on the fractured glass: even distribution of chippings on the exit side of the glass
Perpendicular Shot
Angle from the Right
Angle from the Left
None of the given option
It is an instrument or object capable of making a mark on another object
Tool
Tool mark
It is defined as any impression, cut, scratch, gouge, or abrasion, or any other marking left on an object by any another object or instrument.
Tool mark
Tiremark
Shoe mark
It is made when a tool is pressed against or into a receiving surface.
Negative Impression
Abrasion
Cutting marks
Friction mark
It is produced when surfaces slide across one another. The harder surface leaves scratch marks on the softer surface.
Negative Impression
Abrasion
Cutting marks
None of the given options
It refers the pattern evidence made by track tires that often leave behind unique pattern.
Tool mark
Tiremark
Shoe mark
It is formed when a shoe sinks a soft substance like snow or mud.
Patent shoe print
Plastic shoe print
Latent shoe print
It refers the mark made by outside surface of the sole of the shoe often found on the crime scene.
Tool mark
Tiremark
Shoe mark
This tool is used to gain leverage between two objects.
Screwdrivers
Prybars
Pliers
Chisels
It is a bladed tools designed to compress material when struck.
Screwdrivers
Prybars
Pliers
Chisels
This tool contains opposing jaws which grasp onto an object
Screwdrivers
Prybars
Pliers
Chisels
Which of the following is the major primer element of ammunitions?
Aluminum
Calcium
Potassium
Antimony or Barium
Sulfur
Cartridge and primer cases of guns are usually made up of:
Copper and Zinc
Lead
Antimony
Iron allotw
Triple-based gunpowder is made up of:
nitrocellulose+diphenylamine
nitrocellulose+nitroglycerine+Diphenylamine
nitrocellulose+nitroguanadine
nitrocellulose+nitroglycerine+nitroguanadine
Burning of this powder yields:
2KNO3 +2O2+ S+C ---------------- CO2 +SO2+K2O2+2NO
Black Powder
Smokeless Powder
Paraffin casting of alleged shooter should be done with in __________ from the time of the alleged shooting incident.
42 hours
24 hours
72 hours
27 hours
Is a white translucent, tasteless odorless solid consisting of a mixture of solid of hydrocarbons that is used in determination of nitrates.
Paraffin wax
Diphenylamine
Absorbent cotton
Nitrates
All of the following substances can give false positive result in paraffin test except?
Fertilizers
Explosives
Tobacco
Urine
Alcohol
The following may cause false negative result even a person has fired a gun except?
Using of gloves
Length of the barrel of the gun
Direction of firing
Wind direction
Age of the person firing the gun
One is more likely positive for gunpowder nitrates if there is no wind, or the wind direction is towards the shooter.
TRUE
FALSE
Which of the following is evident on the wound of the victim if the muzzle of the gun is 1 to 2 inches away to the victim?
Burning
Singeing
Smudging
Tattooing
None
Which of the following is evident on the wound of the victim if the muzzle of the gun is 2 to 8 inches away to the victim?
Burning
Singeing
Smudging
Tattooing
None
Which of the following is evident on the wound of the victim if the muzzle of the gun is 8 to 18 inches away to the victim?
Burning
Singeing
Smudging
Tattooing
None
Single-based gunpowder is made up of:
nitroglycerine
nitrocellulose
diphenylamine
nitroguanadine
Lead residue testing for the presence of gunshot residue has a detection limit up to:
10 ft
20 ft
30 ft
40 ft
All are characteristics of entrance hole except:
Entrance hole contains gunpowder residue and it is slightly burned
The diameter of entrance hole is smaller than the exit hole
Contact fires have uneven margins but all entrance holes typically have even margin
Angled bullet entrance hole has perfect round hole
This type of powder is consists of Cellulose or glycerol nitrate combined with some stabilizers like nitrobenzene or graphite nitrates, dichromate or oxalates.
Black Powder
Smokeless Powder
A weapon of 2-inch barrel will deposit residue over a larger area than a weapon of 5 inch barrel (even if they are discharged from the same distance with the same type of ammunition).
TRUE
FALSE
Complete combustion or the conversion of all nitrates into its end product is more likely to occur in a an old weapon compared to a new one, hence it is common to find nitrates when an new gun is used.
TRUE
FALSE
More powder residues will be obtained when the gun is discharged pointing upward than downward.
TRUE
FALSE
A hand discharging a revolver is more likely to give a positive result for gunpowder nitrates compared to that of a hand discharging a pistol.
TRUE
FALSE
Zimmerman test for diazepam produces what color?
pink
violet
yellow
green
Simon test for detection of ecstasy produces what color?
pink
violet
yellow
blue
The effects of this dangerous drugs is characterized by: faster heartbeat, bloodshot eyes, dry mouth, chest pain, temporary loss of fertility and cancer.
Marijuana
Lysergic Acid Diethylamide
Ecstasy
Shabu
Amphetamine
It is the drug of choice for 90% of the Filipino drug users.
Marijuana
Lysergic Acid Diethylamide
Ecstasy
Shabu
Amphetamine
3,4-methylenedioxymethamphetamine, is most commonly known as
Marijuana
Lysergic Acid Diethylamide
Ecstasy
Shabu
Amphetamine
Long term use of this drug can lead to psychosis similar to schizophrenia, difficulty in concentrating and loss of interest in sex.
Marijuana
Lysergic Acid Diethylamide
Ecstasy
Shabu
Amphetamine
Which of the following is not a narcotic drug?
Heroine
Morphine
Codeine
Methamphetamine Hydrochloride
Aka Lucy in the sky with diamonds
Marijuana
Lysergic Acid Diethylamide
Ecstasy
Shabu
Amphetamine
Physical effects of this drug are dilated pupils, flushed face, and increased blood pressure. It can also cause miscarriages and birth defects among pregnant women.
Marijuana
Lysergic Acid Diethylamide
Ecstasy
Shabu
Amphetamine
These are artificially produced substances, synthesized in the laboratory for the illicit market, which are almost wholly manufactured from chemical compounds in illicit laboratories.
Natural Drugs
Synthetic Drugs
Designer drugs
Narcotic Drugs
These type of drug increases alertness of physical disposition.
Stimulants
Hallucinogen
Depressants
Inhalants
This type of drug affects sensation, thinking, self-awareness and emotion and changes a person state of reality.
Stimulants
Hallucinogen
Depressants
Inhalants
This method is used as screening test for dangerous drug using urine as sample/specimen.
Gas chromatography
Ultraviolet-visible spectroscopy
Spectroscopy
Fourier-Transform Infrared Spectroscopy
A form of tampering wherein a specimen which has been derived through switching or replacement of the original sample.
Adulteration
Dilution
Substitution
A form of tampering wherein a urine specimen contains other substance that is not considered a normal constituent of urine.
Adulteration
Dilution
Substitution
Which of the following method is used as confirmatory for drug testing?
Gas chromatography
Marquis test
Zimmermann Test
Wagner test
Which agency is responsible for the custody of all dangerous drugs, plant sources of dangerous drugs, controlled precursors and essential chemicals as well as instruments/paraphernalia and/or laboratory equipment that are confiscated, seized and/or surrendered.
PDEA
PNP
DOJ
Forensic Laboratory
This type of dependence is characterized by the need of the drug in order to feel good, to get by or feel normal
Physical
Physiological
Emotional
Psychological
Which of the following is classified as prohibited drug under RA 6425?
Morphine
Phenobarbital
Amphetamine
Alcohol
Any non-medical use of drugs that cause physical, psychological, legal, economic, or social damage to the user or to people affected by the user's behavior.
Medicinal Drug
Dangerous Drugs
Drug Abuse
Herbal Drug
