Forensic Semester Test

The most common glass, which is inexpensive, and easy to melt and shape a.Soda lime glass b.Leaded glass c.Tempered glass d.Laminated glass

a.Soda lime glass

Mohair and cashmere are hairs from a.a goat b.a llama c.a sheep d.a rabbit e.a camel

a.a goat

Pigment granules that impact hair with color are found in the a.cortex b.medulla c.cuticle d.both a and b e.none of the above

a.cortex

All of the following would be considered fixed points except: a.desk b.door. c.wall d.window

a.desk

The presence of sheath cells on hair that has been pulled quickly from the head is ________ the presence of sheath cells on hairs that have been removed slowly from the scalp. a.greater than b.the same as c.less than

a.greater than

When a bullet penetrates a panel of glass, it leaves a crater shaped hole that a.is wider on the exit side b.is wider on the entrance side c.forms randomly; the direction of impact cannot be determined by its appearance d.both b and c

a.is wider on the exit side

Stress marks on the edge of a radical crack near the point of impact are a.parallel to the side on which the force was applied b.perpendicular to the side on which the force was applied c.perpendicular to the side of the glass facing outdoors d.parallel to the side opposite the side on which the force was applied

a.parallel to the side on which the force was applied

The fracture pattern of glass usually has a.radial and concentric lines b.concentric lines c.radial lines d.directional lines

a.radial and concentric lines

Which feature of hair is MOST important in making species identification? a.scale pattern b.follicle shape c.bulb size d.color e.shaft length

a.scale pattern

What is the original location of the crime scene called? a.secondary crime scene b.accomplice c.primary crime scene d.accesory

c.primary crime scene

If the hair does not have a follicular tag, an expert witness is on the best scientific footing when stating that a.the hair in question comes from a 21 year old b.the hair is useless as evidence in the case c.his examination reveals that the hair is that of a male d.a suspect hair comes from a particular animal species e.the given hair comes from from a specific person

d.a suspect hair comes from a particular animal species

Blood evidence is packaged by: a. packing in glass container b.packing in plastic bag c.packing in an airtight container d.air drying at room temperature and refrigerating or freezing as soon as possible

d.air drying at room temperature and refrigerating or freezing as soon as possible

Investigators should collect possible carriers of trace evidence which may include: a.vehicles b.clothing c.vacuum sweepings d.all of the above

d.all of the above

Medullae may be classified as being a.interrupted or absent b.continuous c.fragmented d.all of the above e.none of the above

d.all of the above

The refractive index of a substance varies with a.its temperature b.the color of light passing through it c.the wavelength of the light passing through it' d.all of the above e.none of the above

d.all of the above

Nuclear DNA typing can be most successfully accomplished on hairs that have been removed during which stage of growth? a.anxiogenic b.catagenic c.mutagenic d.anagenic e.telogenic

d.anagenic

Refractive index measures the speed of light in a vacuum to its speed in a.air b.water c.glass d.any given substance

d.any given substance

What does the acronym ADAPT stand for? a.always, determine, age, property, testimony b.apple does not accept proper technology c.assist, deter, arrest, proper, teach d.asses, detain, arrest, protest, take, notes

d.asses, detain, arrest, protest, take, notes

All of the following items may be placed in airtight container except for: a. glass b.explosive residues c.charred debris recovered from fire d.bloodstained clothing

d.blood stained clothing

By far the most prevalent plant fiber is a.linen b.hemp c.silk d.cotton e.Kapok

d.cotton

If the laboratory can piece broken glass from a window or headlight together, then the evidence has _______ characteristics. a.identification b.comparative c.class d.individual e.none of the above

d.individual

Pyrex glass a.is laminated b.has been tempered c.is bulletproof d.is made with the addition of boron oxide

d.is made with the addition of boron oxide

Two sheets of ordinary glass bonded together with a plastic film a.Soda lime glass b.Leaded glass c.Tempered glass d.Laminated glass

d.laminated glass

The central canal running through many hairs is known as the a.cuticle b.root c.cortex d.medulla e.shaft

d.medulla

The two most important physical properties of glass for forensic comparison are a.refractive index and weight b.refractive index and color c.color and density d.refractive index and density

d.refractive index and density

In what stage can a hair most readily be removed from the scalp? a.generic b.analgesic c.catagenic d.telogenic e.anagenic

d.telogenic

If the crime scene includes a dead body, the photographer should: a.determine the time of death b.depict injuries and weapons at scene c.attempt to identify the victim d.attempt to locate the victim's next of kin

depict injuries and weapons at scene

Which of the following is NOT true? An expert witness must be able to demonstrate: a.education in his/her area of expertise b.significant experience in a relevant field c.formal degree in forensic science d.skill in trade or profession of interest to the court

formal degree in forensic science

The likelihood of finding class physical evidence is _____________ the likelihood of finding physical evidence with the individual characteristics. a.same as b.greater than c.less than d.equal

greater than

What is the LEAST important consideration in the gathering of evidence at a crime scene? a.competent collection of materials b.completion of the chain of custody documents c.guilt of the suspect(s) d.adequate preservation of samples

guilt of the suspect(s)

If the laboratory can piece broken glass from a window or headlight together, then the evidence has ___________ characteristics. a.identification b.class c.individual d.none of the above

individual

the most basic methods of crime scene recording include all of the following EXCEPT: a.narrated video b.infrared analysis c.sketches d.photographs

infrared analysis

Which amendment guarantees freedom from testifying against yourself and double jeopardy? a.1st Amendment b.4th Amendment c.5th Amendment d.6th Amendment

5th Amendment

Which of the following is a correct physical evidence collection procedure? a.bloodstained garments should be packaged separately in paper bags b.all items collected from the same grid area should be packaged together c.the victim's clothing should be obtained at the crime scene and vacuumed to obtain trace evidence d.items recovered from the scene of a murder should be sent along with the body to the medical examiner

Bloodstained garments should be packaged separately in paper bags

Who established the first workable crime laboratory? a.Galton b.Locard c.Osborn d.Bertillon

Locard

Who postulated the exchange of evidence principle? a.Gross b.Bernoulli c.Locard d.Galton

Locard

Who developed the system known as anthropometry? a.Galton b.Bertillon c.Goddard d.Gross

Bertillon

The concept of "general acceptance" of scientific evidence relates to the: a.John'a Law b.exclusionary rule c.Frye Standard

Frye Standard

Which entity maintains the largest crime laboratory in the world? a.FBI b.Scotland Yard c.Royal Canadian Mounted Police d.LAPD

FBI

The owner of a house agrees to let his home be searched for a specific gun, but nothing is found. Two months later, police search his home without a warrant and find the gun. The gun cannot be admitted because it was an illegal search. a.True b.False

False

Who published Criminal Investigation, in which he discussed the benefits of the use of science in crime investigations. a.Hans Gross b.Edmond Locard c.Aplhonse Bertillon d.Karl Landsteiner

Hans Gross

Which of the following is NOT true? a.Expert witness may give their options when testifying b.Lay witness may give their opinion when testifying c.The judge is the "gatekeeper" for both scientific and expert testimony d.all of the above are true

Lay witness may give their opinion when testifying

The oldest forensic laboratory in the United States is that of the: a.FBI b.Secret Service c.DEA d.Los Angeles Police Department

Los Angeles Police Department

Who is known as the "father of forensic toxicology"? a.Lattes b.Locard c.Osborn d.Orfilia

Orfilia

Walking up the sidewalk to a business in question, a detective finds marked money from a recent bank robbery. This evidence is admissible in court. a.False b.True

True

Which court case upheld that handwriting analysis now met Daubert factors in admittance of reliable evidence? a.Daubert v Merrell Pharameceuticals b.United States v Prime c.United States v. Starzecpzyzel d.Kumho Tire v Carmichael

United States v Prime

The larger opening of a crater-shaped hole in glass made by the penetration of a projectile indicates a.the exit side of the glass b.the entrance side of the glass c.the projectile was traveling at a low velocity d.that a bullet made the opening

a.the exit side of the glass

It is possible to determine the sequence of impact by observing the existing fracture lines and their points of termination a.true b.false

a.true

The formula for calculation the density of an object is mass per unit volume a.true b.false

a.true

Which type of evidence must be packaged separately from other evidence? a.biological stain evidence b.DNA-containing evidence c.arson evidence d.all of the above

all of the above

Which substance would be a forensic serologist NOT identify? a.semen b.blood c.saliva d.they would identify all of the above choices

all of the above choices

Firearm evidence is packaged in: a.in a metal box b.a heavy cardboard or wooden box c.in a box or envelope d.in a plastic bag

b.a heavy cardboard or wooden box

A cast of a hair surface can be made using a. an SEM b.clear nail polish c.softened vinyl d.all of the above e.none of the above

b.clear nail polish

Which of the following is an elected official? a.medical examiner b.coroner c.forensic scientist d.lead investigator

b.coroner

Which part of the hair shaft is most resistant to chemical decomposition? a.cortex b.cuticle c.medulla d.follicle e.root

b.cuticle

Flotation is a method used by scientists to determine the _______ of a particle of glass. a.weight b.density c.temperature d.refraction index

b.density

Sodium carbonate and calcium dioxide are two substances that are added to silica as glass is made a.true b.false

b.false

the only way to analyze glass fragments at a crime scene is to assemble the fragments and physically fit them together like a jigsaw puzzle a.true b.false

b.false

Which of the following is not the layer of the hair shaft? a.cuticle b.follicle c.scales d.cortex e.medulla

b.follicle

Glass containing lead oxide a.Soda lime glass b.Leaded glass c.Tempered glass d.Laminated glass

b.leaded glass

A piece of glass is immersed in a liquid, and it proceeds to float on the surface. This shows that the density of the glass is ___________ the density of the liquid. a.equal to b.less than c.more than d.not comparable

b.less than

In determining whether a hair sample originated from a male or female, the MOST important consideration is a.the length of the hair b.the results of DNA analysis performed on the root structure c.whether the hair was dyed d.whether the hair is bleached e.whether the hair is curly or straight

b.the results of DNA analysis performed on the root structure

Which of the following is NOT part of the crime scene team? a.medical examiner b.medics c.attorney d.first police officer on the scene

c.attorney

Which is NOT a type of search method? a.line b.zone c.circle d.spiral

c.circle

Crime scene sketches serve a unique purpose in permanently documenting the location of evidence: a.in plain view b.not documented in photographs c.collected and removed from the crime scene d. containing drug evidence

c.collected and removed from the crime scene

Who determines the preliminary cause of death at the crime scene and performs the autopsy? a. CSI unit b.district attorney c.medical examiner d.specalist

c.medical examiner

Which statement is true about the fracturing of glass? a.concentric fractures form first on the same side as the destructive force b.Radial cracks from afterwards, starting on the same side as the destructive force c.radial cracks and concentric fractures are formed simultaneously d.radial cracks appear first starting on the side opposite the destructive force

c.radial cracks and concentric fractures are formed simultaneously

Which is NOT a synthetic fibr? a.nylon b.acrylic c.rayon d.polyester e.all of the above

c.rayon

If glass cannot be physically pieced together, the control and questioned glass are best compared by their a.weight and density b.color and density c.refractive index and density d.refractive index and weight

c.refractive index and density

Which is made of natural polymers? a.plastic b.nylon c.starch d.sand e.paint

c.starch

Glass, which is strengthened by introducing stress through rapid heating and cooling of its surface a.Soda lime glass b.Leaded glass c.Tempered glass d.Laminated glass

c.tempered glass

Tempered glass is used in a.windshields in autos manufactured in the United States b.Crystal stemware c.the side and rear windows of autos manufactured in the United States d.both b and c

c.the side and rear windows of autos manufactured in the United States

A crime scene investigator packages and records all data for an evidence sample then gives the sample to the delivery person. The delivery person takes the sample directly to the evidence room where the officer there records his own information. What protocol has been broken? a.cross contamination b.chain of custody c.control issues d.separation of contamination

chain of custody

Based on suggestion, rather than personal knowledge or observation is a.control sample b.probative sample c.circumstantial evidence d.none of the above

circumstantial evidence

Forensic science is the application of science to: a.civil laws b.crime scene reconstruction c.both criminal and civil laws d.criminal laws

criminal laws

The forensic problem that occurs if two bloody items are packaged together a.chain of custody b.control issues c.cross contamination d.separation of contamination

cross contamination

Which is NOT a manner of death? a.accident b.drowning c.natural d.suicide

drowning

Which type of crime is LEAST likely to be solved with the use of fiber evidence? a.breaking and entering b.hit and run c.kidnapping d.sexual assault e.bombing

e.bombing

The refractive index of a medium is determined by the ratio of a.velocity of light in a vacuum to frequency of light in a medium b.frequency of light in a vacuum to frequency of light in a medium c.angle of refraction to angle of incidence d.velocity of light in a vacuum to velocity of light in a medium e.density of light in the medium to density of light in a vacuum

e.density of light in the medium to density of light in a vacuum

Specially trained personnel called _________________ are employed by some crime laboratories on 24-hour call to retrieve evidence and have all the proper tools and supplies for proper collection and packaging of evidence at their disposal. a.crime scene investigation b.evidence technicians c.police officers d.forensic pathologists

evidence technicians

What is one of the key elements of forensic anthropology? a.examine animal bones b.examining bones in a legal setting c.diagnosing bone disease in living humans d.performing autopsies on soft tissues

examining bones in a legal setting

Which of the following is not a factor necessary for chain of custody paperwork? a.proper packaging of evidence b.written record of all people who have had possession of an item of evidence c.collector's initials should be placed on the seal d.if evidence turned over to another person, the transfer must be recorded

f.proper packaging of evidence

What does the 4th Amendment guarantee? a.no illegal gambling in your house b.no illegal search and seizure c.no illegal cruel and unusual punishment d.the right for the cops to come into your house unannounced

no illegal search and seizure

What is meant if something has low probative value? a.not useful in proving a fact in court b.extremely useful in proving a fact in court c.not used in court d.only useful for the jury

not useful in proving a fact in court

Charred debris from an arson scene should be: a.thrown away with the other fire debris b.placed in Ziploc bags c.packaged in air tight glass jar d.aired out before packing in plastic wrap

packaged in air tight glass jar

The collection of standard reference samples at the crime scene is important because they: a.prevent the laboratory from making mistakes b.are obtained only from suspects in cases of violent assault c.prove the continuity of possession d.permit comparisons to be made with the evidence

permit comparisons to be made with the evidence

The collection of standard reference samples at the crime scene is important because they: a.prevent the laboratory from making mistakes b.permit comparisons to be made with the evidence c.are obtained only from suspects in cases of violent assault d.serve as a source of extra test material if required in the crime lab

permit comparisons to be made with the evidence

To calculate the overall frequency of occurrence of a blood type in a population, the _____________ can be applied by using a series of blood factors that occur independently of each other. a.product rule b.tangent method c.multiplication table d.Locard's exchange

product rule

What does the 7th Amendment guarantee? a.the right to bear arms b.right to trial by jury in civil cases c.right to an illegal search and seizure d.no cruel or unusual punishment

right to a trial by jury in civil cases

The first officer arriving at the crime scene, after providing or obtaining medical assistance injured and effecting an arrest of suspects (if possible), should immediately: a.search for evidence b.secure the scene c.make a rough sketch of the scene d.take notes

secure the scene

Evidence with individual characteristics can lead to a determination of common origin (single source). Which type of evidence CANNOT yield such results? a.fingerprints b.single-layer paints c.DNA d.wear patterns on tires

single-layer paints

A rough sketch need NOT include a: a.location of walls, doors and windows in the building on scene b.sketch of the suspect(s) c.compass heading designating north d.date, location, and tie of the incident

sketch of the suspects

Forensic Odontology refers to the study of: a.drugs b.pollen c.teeth d.bones

teeth

The successful outcome of a criminal investigation is almost always directly related to: a.the number of people employed in the crime lab b.the manner in which the evidence is collected and preserved c.the volume of the physical evidence collected d.he complexity of the crime

the manner in which the evidence is collected and preserved

What does the 6th Amendment guarantee? a.the right to a speedy trial b.right to a trial by jury c.the right to speak to a judge on his phone d.the right to excessive force

the right to a speedy trial and a lawyer

Which unit has the responsibility for the examination of body fluids and organs for the presence of drugs and poisons? a.trace evidence unit b.evidence collection unit c.toxicology unit d.biology unit

toxicology unit

A properly maintained chain of custody is NOT the responsibility of the: a.trial judge b.evidence clerk c.forensic technician d.trace evidence examiner

trial judge

In the case of Daubert v. Merrell Dow Pharmaceutical, Inc., the U.S. Supreme Court advocated that a "gatekeeper" determine the admissibility and reliability of scientific evidence. This gatekeeper is the: a.prosecutor b.jury c.trial judge d.expert witness

trial judge

A comparison analysis subjects a suspect specimen and a control specimen to the same tests and examinations for the ultimate purpose of determining: a.if they are identical in chemical composition b.whether or not they have a common origin c.if they are alike in molecular structure d.all of the above

whether or not they have a common origin

Which crime scene search pattern would absolutely require more than one investigator? a.line b.zone c.spiral d.grid

zone