FRSC 2600 FINAL EXAM QUESTIONS & ANSWERS
The dramatization of forensic science on television can lead to unrealistic expectations.
- Answer -CSI Effect
Forensic science is the application of _______________________
_____________________ ___ _____________ ___ __________ ________________. -
Answer -Scientific disciplines to matters of legal concern.
Forensic science is also the application of science to both: - Answer -Criminal and civil
laws
This ___________________ states that when a person comes in contact with an object
of another person, a cross-transfer of materials occurs. - Answer -(Edmond) Locard's
Exchange Principle
Forensic laboratories often have multiple units that are equipped to analyze specific
types of evidence. Which forensic function is the most prevalent in a traditional full
service forensic laboratory? - Answer -Drug chemistry
What are the main functions of the forensic scientist? - Answer -1. Performing scientific
analysis of evidence
2. Offering expert testimony in legal proceedings
Who developed the system known as anthropometry? - Answer -Bertillon
The use of disciplines such as analytical chemistry, pharmacology and clinical chemistry
to aid medical or legal investigation of death, poisoning, and drug use. - Answer -
Toxicology
Which unit is responsible for the examination of body fluids and organs for the presence
of drugs and poisons? - Answer -Toxicology Unit
The study of biological fluids (blood, semen, saliva, etc.) - Answer -Serology
The application of scientific methods to evaluate physical evidence from a crime scene
for use in criminal proceedings. - Answer -Criminalistics
The following service does not normally lie within the expertise of the forensic scientist:
A. Drug identification
B. Fiber comparisons
C. Document examination
D. Polygraph examination
E. Latent fingerprint examination - Answer -D. Polygraph examination
,Physical evidence may be obtained from:
A: Crime Scene
B: Victim
C. Suspect
D. All of the Above
E. None of the Above - Answer -D. All of the Above
All of the following may be placed in an airtight container except:
A. Charred debris recovered from a fire
B. Moist bloodstained clothing
C. Glass
D. Hairs and fibers
E. Explosive residues - Answer -B. Moist bloodstained clothing
How should blood-containing clothes from a victim be packaged?
A. In a plastic bag after the blood has dried
B. In a clean dry paint can
C. In a breathable paper bag after blood has dried
D. The stain should be swabbed and then the swab submitted to the lab - Answer -C. In
a breathable paper bag after blood has dried
The forensic problem that occurs if two bloody items are packaged together: - Answer -
Contamination
The manner of collecting and preserving physical evidence at a crime scene is
determined by the: - Answer -Nature of the evidence
Physical evidence whose origin is known, such as fibers or hair from a suspect, that can
be compared to crime-scene evidence. - Answer -Standard/Reference sample
Name the three methods of crime-scene recording: - Answer -1. Note-Taking
2. Photography
3. Sketches
After providing or obtaining medical assistance for the injured and effecting an arrest of
suspects on the scene, the first officer arriving at a crime scene should immediately: -
Answer -Secure the scene and maintain integrity of evidence.
A list of all people who came into possession of an item of evidence. There is both a
process and document regarding this term. - Answer -Chain of Custody
The first officer arriving on the scene of a crime is responsible for: - Answer -Preserving
and protecting the area as much as possible.
A draft representation of all essential information and measurements at a crime scene.
This _____________ is drawn at the crime scene. - Answer -Rough sketch
,A precise rendering of the crime scene, usually drawn to scale - Answer -Finished
sketch
Name as many crime-scene search methods as possible: - Answer -1. Strip/Line
Search
2. Grid Search
3. Spiral Search Method
4. Wheel/Ray Search
5. Quadrant or Zone Search
What is the main purpose of the crime-scene search? - Answer -To locate physical
evidence
How is Evidence Generated? - Answer -Locard's Exchange Principle: When two things
come into contact, information is exchanged
These two situations below are both examples of what?
- Determining that an explosive mixture contains dynamite.
- A forensic analyst determines the chemical composition of a preparation that may
contain illicit drugs such as heroin, cocaine, or barbiturates.
- Determining the physical nature and/or chemical structure of a substance with as near
absolute certainty as existing analytical techniques will permit - Answer -Identification
The process of ascertaining whether two or more objects have a common origin.
Unknown evidence is evaluated against objects from a known source - Answer -
Comparison
Evidence that can be associated with a common source with an extremely high degree
of probability is said to possess ______________________
____________________________. - Answer -Individual Characteristics
Properties of evidence that can be associated only with a group and never with a single
source. - Answer -Class Characteristics
Determine if the following evidence is Individual or Class:
- A well-developed and collected latent fingerprint
- A single-layer paint chip
- Random striations on a discharged bullet
- A bloodstain pattern (not DNA-containing cells)
- Irregular edges of a broken knife fitted back together
- An artificial fiber - Answer -- A well-developed and collected latent fingerprint (I)
, - A single-layer paint chip (C)
- Random striations on a discharged bullet (I)
- A bloodstain pattern (not DNA-containing cells) (C)
- Irregular edges of a broken knife fitted back together (I)
- An artificial fiber (C)
The method used to support a likely sequence of events at a crime scene by the
observation and evaluation of physical evidence and statements made by individuals
involved with the incident. - Answer -Crime-scene reconstruction
Bloodstains are grouped into four main classes: - Answer -1. Passive
2. Transfer
3. Projected or impact stains
4. Miscellaneous
A smaller bloodstain that originates during the formation of the parent stain as a result
of blood impacting a surface. (PASSIVE) - Answer -Satellite Stain
A series of drops that are separate from other patterns, formed by blood dripping off an
object or injury. (PASSIVE) - Answer -Drip Trail
A bloodstain resulting from the movement of a volume of blood on a surface due to
gravity or movement of the target. (PASSIVE) - Answer -Flow
Created when an object moves through a preexisting bloodstain. (TRANSFER) -
Answer -Wipe Stains
The transfer of blood onto a target by a moving object that is itself bloodstained
(TRANSFER) - Answer -Swipe Stains
A bloody surface comes in contact with a secondary surface, leaving a
transfer/_______________ ________________ behind (TRANSFER) - Answer -
Contact Patterns
The result of blood being flung or projected from a bloody object in motion or one that
stops suddenly (PROJECTED) - Answer -Cast-off Stains
Result when an artery is breached while the heart is pumping blood (PROJECTED) -
Answer -Arterial Spurts/Gushes
An indicator that some secondary object came between a blood splatter and the final
target; shadowing effect (MISC.) - Answer -Void
Remaining behind if a bloodstain is wiper and the area dries (MISC.) - Answer -
Skeletonized Stains
The dramatization of forensic science on television can lead to unrealistic expectations.
- Answer -CSI Effect
Forensic science is the application of _______________________
_____________________ ___ _____________ ___ __________ ________________. -
Answer -Scientific disciplines to matters of legal concern.
Forensic science is also the application of science to both: - Answer -Criminal and civil
laws
This ___________________ states that when a person comes in contact with an object
of another person, a cross-transfer of materials occurs. - Answer -(Edmond) Locard's
Exchange Principle
Forensic laboratories often have multiple units that are equipped to analyze specific
types of evidence. Which forensic function is the most prevalent in a traditional full
service forensic laboratory? - Answer -Drug chemistry
What are the main functions of the forensic scientist? - Answer -1. Performing scientific
analysis of evidence
2. Offering expert testimony in legal proceedings
Who developed the system known as anthropometry? - Answer -Bertillon
The use of disciplines such as analytical chemistry, pharmacology and clinical chemistry
to aid medical or legal investigation of death, poisoning, and drug use. - Answer -
Toxicology
Which unit is responsible for the examination of body fluids and organs for the presence
of drugs and poisons? - Answer -Toxicology Unit
The study of biological fluids (blood, semen, saliva, etc.) - Answer -Serology
The application of scientific methods to evaluate physical evidence from a crime scene
for use in criminal proceedings. - Answer -Criminalistics
The following service does not normally lie within the expertise of the forensic scientist:
A. Drug identification
B. Fiber comparisons
C. Document examination
D. Polygraph examination
E. Latent fingerprint examination - Answer -D. Polygraph examination
,Physical evidence may be obtained from:
A: Crime Scene
B: Victim
C. Suspect
D. All of the Above
E. None of the Above - Answer -D. All of the Above
All of the following may be placed in an airtight container except:
A. Charred debris recovered from a fire
B. Moist bloodstained clothing
C. Glass
D. Hairs and fibers
E. Explosive residues - Answer -B. Moist bloodstained clothing
How should blood-containing clothes from a victim be packaged?
A. In a plastic bag after the blood has dried
B. In a clean dry paint can
C. In a breathable paper bag after blood has dried
D. The stain should be swabbed and then the swab submitted to the lab - Answer -C. In
a breathable paper bag after blood has dried
The forensic problem that occurs if two bloody items are packaged together: - Answer -
Contamination
The manner of collecting and preserving physical evidence at a crime scene is
determined by the: - Answer -Nature of the evidence
Physical evidence whose origin is known, such as fibers or hair from a suspect, that can
be compared to crime-scene evidence. - Answer -Standard/Reference sample
Name the three methods of crime-scene recording: - Answer -1. Note-Taking
2. Photography
3. Sketches
After providing or obtaining medical assistance for the injured and effecting an arrest of
suspects on the scene, the first officer arriving at a crime scene should immediately: -
Answer -Secure the scene and maintain integrity of evidence.
A list of all people who came into possession of an item of evidence. There is both a
process and document regarding this term. - Answer -Chain of Custody
The first officer arriving on the scene of a crime is responsible for: - Answer -Preserving
and protecting the area as much as possible.
A draft representation of all essential information and measurements at a crime scene.
This _____________ is drawn at the crime scene. - Answer -Rough sketch
,A precise rendering of the crime scene, usually drawn to scale - Answer -Finished
sketch
Name as many crime-scene search methods as possible: - Answer -1. Strip/Line
Search
2. Grid Search
3. Spiral Search Method
4. Wheel/Ray Search
5. Quadrant or Zone Search
What is the main purpose of the crime-scene search? - Answer -To locate physical
evidence
How is Evidence Generated? - Answer -Locard's Exchange Principle: When two things
come into contact, information is exchanged
These two situations below are both examples of what?
- Determining that an explosive mixture contains dynamite.
- A forensic analyst determines the chemical composition of a preparation that may
contain illicit drugs such as heroin, cocaine, or barbiturates.
- Determining the physical nature and/or chemical structure of a substance with as near
absolute certainty as existing analytical techniques will permit - Answer -Identification
The process of ascertaining whether two or more objects have a common origin.
Unknown evidence is evaluated against objects from a known source - Answer -
Comparison
Evidence that can be associated with a common source with an extremely high degree
of probability is said to possess ______________________
____________________________. - Answer -Individual Characteristics
Properties of evidence that can be associated only with a group and never with a single
source. - Answer -Class Characteristics
Determine if the following evidence is Individual or Class:
- A well-developed and collected latent fingerprint
- A single-layer paint chip
- Random striations on a discharged bullet
- A bloodstain pattern (not DNA-containing cells)
- Irregular edges of a broken knife fitted back together
- An artificial fiber - Answer -- A well-developed and collected latent fingerprint (I)
, - A single-layer paint chip (C)
- Random striations on a discharged bullet (I)
- A bloodstain pattern (not DNA-containing cells) (C)
- Irregular edges of a broken knife fitted back together (I)
- An artificial fiber (C)
The method used to support a likely sequence of events at a crime scene by the
observation and evaluation of physical evidence and statements made by individuals
involved with the incident. - Answer -Crime-scene reconstruction
Bloodstains are grouped into four main classes: - Answer -1. Passive
2. Transfer
3. Projected or impact stains
4. Miscellaneous
A smaller bloodstain that originates during the formation of the parent stain as a result
of blood impacting a surface. (PASSIVE) - Answer -Satellite Stain
A series of drops that are separate from other patterns, formed by blood dripping off an
object or injury. (PASSIVE) - Answer -Drip Trail
A bloodstain resulting from the movement of a volume of blood on a surface due to
gravity or movement of the target. (PASSIVE) - Answer -Flow
Created when an object moves through a preexisting bloodstain. (TRANSFER) -
Answer -Wipe Stains
The transfer of blood onto a target by a moving object that is itself bloodstained
(TRANSFER) - Answer -Swipe Stains
A bloody surface comes in contact with a secondary surface, leaving a
transfer/_______________ ________________ behind (TRANSFER) - Answer -
Contact Patterns
The result of blood being flung or projected from a bloody object in motion or one that
stops suddenly (PROJECTED) - Answer -Cast-off Stains
Result when an artery is breached while the heart is pumping blood (PROJECTED) -
Answer -Arterial Spurts/Gushes
An indicator that some secondary object came between a blood splatter and the final
target; shadowing effect (MISC.) - Answer -Void
Remaining behind if a bloodstain is wiper and the area dries (MISC.) - Answer -
Skeletonized Stains
