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file:///H:/TESTS/forensic%20final%2015%20web%203/forensic%20final%2015%20web%203.html
Exam
Name___________________________________
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. | ||
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1)
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Buccal cells are obtained from: |
1) ____
|
|
A)
urine. |
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B)
blood. |
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C)
fingers. |
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D)
semen. |
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E)
the mouth and inside of the cheek. |
2)
|
As the magnifying power of the compound microscope increases, the depth of focus: |
2) ____
|
|
A)
remains the same. |
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B)
decreases. |
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C)
increases. |
3)
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The most commonly encountered ridge characteristics (used by AFIS) are the: |
3) ____
|
|
A)
ridge crossing and short ridge. |
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B)
island and bifurcation. |
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C)
bifurcation and ridge ending. |
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D)
ridge ending and island. |
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E)
bifurcation and trifurcation. |
4)
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Which barbiturate is absorbed more slowly than the others? |
4) ____
|
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A)
phenobarbital |
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B)
butabarbital |
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C)
secobarbital |
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D)
amobarbital |
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E)
pentobarbital |
5)
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Forensic databases are maintained for all of the following except: |
5) ____
|
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A)
dental impressions. |
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B)
automotive paint. |
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C)
bullets. |
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D)
fingerprints. |
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E)
DNA. |
6)
|
Which blood components are directly pertinent to the forensic aspects of blood identification? |
6) ____
|
|
A)
red blood cells |
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B)
white blood cells |
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C)
blood serum |
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D)
platelets |
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E)
both B and C |
7)
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The most common ridge pattern is the: |
7) ____
|
|
A)
loop. |
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B)
arch. |
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C)
accidental. |
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D)
whorl. |
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E)
tented arch. |
8)
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Under which circumstances have two people been found to have identical fingerprints? |
8) ____
|
|
A)
fraternal twins |
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B)
members of the same immediate family |
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C)
Siamese twins |
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D)
identical twins |
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E)
none to date |
9)
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The final evaluator of forensic evidence is the: |
9) ____
|
|
A)
prosecutor. |
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B)
police. |
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C)
accused. |
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D)
media. |
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E)
jury. |
10)
|
The technology of DNA typing had its beginnings in 1985 with the work of: |
10) ____
|
|
A)
Francis Crick. |
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B)
Alec Jeffreys. |
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C)
Henry Lee. |
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D)
John Butler |
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E)
James Watson. |
11)
|
Field sobriety tests do NOT include: |
11) ____
|
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A)
walk and turn. |
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B)
divided - attention tasks. |
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C)
horizontal gaze nystagmus. |
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D)
performance of sit ups. |
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E)
one leg stand. |
12)
|
Who postulated the exchange of evidence principle? |
12) ____
|
|
A)
Osborn |
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B)
Bernoulli |
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C)
Galton |
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D)
Locard |
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E)
Gross |
13)
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the average female has this amount of blood |
13) ____
|
|
A)
2 - 3L |
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B)
4 - 5L |
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C)
6 - 7 L |
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D)
1000cc |
14)
|
Spectrophotometry can be used for: |
14) ____
|
|
A)
chemical identification of a substance. |
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B)
quantification of a substance. |
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C)
identifying the source of a substance. |
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D)
both A and B |
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E)
neither A nor B |
15)
|
In determining whether a hair sample originated from a male or a female, the MOST important consideration is: |
15) ____
|
|
A)
the length of the hair. |
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B)
whether the hair is curly or straight. |
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C)
whether the hair is bleached. |
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D)
the results of DNA analysis performed on the root structure. |
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E)
whether the hair was dyed. |
16)
|
Methamphetamine is a: |
16) ____
|
|
A)
stimulant. |
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B)
tranquilizer. |
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C)
hallucinogen. |
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D)
depressant. |
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E)
none of the above |
17)
|
If the crime scene includes a dead body, the photographer should: |
17) ____
|
|
A)
document all forensic personnel at crime scene. |
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B)
attempt to identify the victim. |
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C)
attempt to locate the victim's next of kin. |
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D)
depict injuries and weapons at scene. |
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E)
determine the time of death. |
18)
|
Which matter is NOT the province of civil litigation? The determination of competency to: |
18) ____
|
|
A)
refuse medical treatment. |
|
B)
stand trial for burglary. |
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C)
prepare a will. |
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D)
sell property. |
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E)
purchase a vehicle. |
19)
|
Which of the following is the most widely used and abused drug? |
19) ____
|
|
A)
amphetamine |
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B)
cocaine |
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C)
heroin |
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D)
alcohol |
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E)
marijuana |
20)
|
What is an advantage of working with short DNA fragments? |
20) ____
|
|
A)
They are more stable and less likely to break apart. |
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B)
Their quantity can be greatly amplified by PCR technology. |
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C)
They are less subject to degradation due to adverse environmental conditions. |
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D)
all of the above |
|
E)
A and B only |
21)
|
In the primary classification system, a finger is assigned numerical value if its pattern is a(n): |
21) ____
|
|
A)
thumb. |
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B)
ulnar loop. |
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C)
whorl. |
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D)
loop. |
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E)
arch. |
22)
|
Which of the following is NOT derived from opium? |
22) ____
|
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A)
marijuana |
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B)
codeine |
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C)
morphine |
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D)
heroin |
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E)
none of the above |
23)
|
In dealing with fax machines, photocopiers and computer printers, which class characteristics might be examined? |
23) ____
|
|
A)
brand of machine manufacturer |
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B)
chemical composition of toner |
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C)
type of toner - to - paper fusing method |
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D)
type of paper |
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E)
all of the above |
24)
|
Rigor mortis refers to the: |
24) ____
|
|
A)
time of death. |
|
B)
stiffness of death. |
|
C)
temperature of death. |
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D)
odor of death. |
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E)
color of death. |
25)
|
The most basic methods of crime scene recording include all of the following EXCEPT: |
25) ____
|
|
A)
narrated videotape. |
|
B)
sketches. |
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C)
infrared analysis. |
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D)
photographs. |
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E)
note taking. |
26)
|
Who devised a technique for determining the blood group of a dried bloodstain, which he applied to criminal investigations? |
26) ____
|
|
A)
Gross |
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B)
Bertillon |
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C)
Landsteiner |
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D)
Locard |
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E)
Lattes |
27)
|
In which phenotype pairings can the genotypes of the individuals be directly known? |
27) ____
|
|
A)
type O and type A |
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B)
type A and type B |
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C)
type A and type AB |
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D)
type B and type O |
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E)
type AB and type O |
28)
|
Super Glue fuming is NOT suitable for use on: |
28) ____
|
|
A)
cardboard. |
|
B)
leather. |
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C)
floor tile. |
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D)
plastic bags. |
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E)
metal. |
29)
|
In the PCR process, the first step is to heat the DNA strands. This is to permit the: |
29) ____
|
|
A)
process to take place without DNA degradation. |
|
B)
hybridization to take place. |
|
C)
DNA to be extracted from the nucleus of the cell. |
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D)
DNA to coil very tightly in the helical shape. |
|
E)
double - stranded molecules to separate completely. |
30)
|
Of the following, which is an acid drug? |
30) ____
|
|
A)
methadone |
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B)
PCP |
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C)
aspirin |
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D)
methamphetamine |
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E)
cocaine |
31)
|
The writing characteristics of a person may be altered by whether: |
31) ____
|
|
A)
paper is ruled or unruled. |
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B)
the posture or stance of the author varies between writings. |
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C)
a significant amount of time has passed between writing of exemplar and the questioned document. |
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D)
pencil, ballpoint or fountain pen is used. |
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E)
all of the above |
32)
|
In DNA replication, polymerases: |
32) ____
|
|
A)
enable the strands to unwind from the helix. |
|
B)
help assemble the new DNA strands in proper base sequence. |
|
C)
separate the strands of the double helix. |
|
D)
all of the above |
|
E)
B and C only. |
33)
|
To analyze blood for alcohol, forensic labs normally use: |
33) ____
|
|
A)
GM/MS. |
|
B)
GC. |
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C)
LC. |
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D)
PCR. |
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E)
TLC. |
34)
|
Which component of DNA forms the backbone of the molecule? |
34) ____
|
|
A)
phosphate group |
|
B)
adenine |
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C)
sugar |
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D)
nitrogenous base |
|
E)
both A and C |
35)
|
Which is NOT a class characteristic of a suspect's sneaker? |
35) ____
|
|
A)
wear marks |
|
B)
size |
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C)
color |
|
D)
style |
|
E)
brand |
36)
|
Carbon monoxide is toxic because it: |
36) ____
|
|
A)
activates killer white blood cells. |
|
B)
destroys red blood cells. |
|
C)
causes platelets to clump. |
|
D)
causes brain damage due to overexposure to carbon atoms. |
|
E)
combines with hemoglobin to form carboxyhemoglobin. |
37)
|
In which hereditary disease does abnormal hemoglobin differ from normal hemoglobin by only a single amino acid? |
37) ____
|
|
A)
sickle - cell anemia |
|
B)
phenylketonuria |
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C)
albinism |
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D)
cystic fibrosis |
|
E)
hemophilia |
38)
|
The condenser of a compound microscope is located: |
38) ____
|
|
A)
beneath the stage. |
|
B)
between the coarse and fine adjustments. |
|
C)
at the base. |
|
D)
in the eyepiece. |
|
E)
within the body tube. |
39)
|
The rate of cooling of a dead body can be influenced by all BUT the: |
39) ____
|
|
A)
weather conditions. |
|
B)
location. |
|
C)
size of body. |
|
D)
exposure to direct sunlight. |
|
E)
gender of victim. |
40)
|
What laboratory procedure has made possible the development of bacteria that can synthesize insulin? |
40) ____
|
|
A)
karyotyping |
|
B)
electrophoresis |
|
C)
gene splicing |
|
D)
Southern blotting |
|
E)
PCR |
41)
|
Charred debris from an arson scene should be: |
41) ____
|
|
A)
aired out before packing in plastic wrap. |
|
B)
packaged in air tight glass jar. |
|
C)
placed together with similar items in a paper bag. |
|
D)
placed in Ziploc bags. |
|
E)
thrown away with the other fire debris. |
42)
|
The specific proteins produced by a cell are directly related to the: |
42) ____
|
|
A)
sequence of nucleotides in the DNA of the cell. |
|
B)
length of the chromosomes. |
|
C)
number of mitochondria in the cell. |
|
D)
size of the cell. |
|
E)
sequence of sugars and phosphates in the cell. |
43)
|
A rough sketch need NOT include a: |
43) ____
|
|
A)
date, location, and time of the incident. |
|
B)
compass heading designating north. |
|
C)
sketch of the suspect(s). |
|
D)
location of walls, doors and windows in the building on scene. |
|
E)
location of all recovered physical evidence. |
44)
|
Which is NOT a component of a nucleotide? |
44) ____
|
|
A)
double helix |
|
B)
sugar |
|
C)
phosphorous containing group |
|
D)
nitrogenous base |
|
E)
all of the above |
45)
|
What is the number of nitrogenous bases needed to code for a specific amino acid? |
45) ____
|
|
A)
2 |
|
B)
4 |
|
C)
5 |
|
D)
3 |
|
E)
6 |
46)
|
Questioned documents include: |
46) ____
|
|
A)
letters and checks. |
|
B)
contracts and passports. |
|
C)
petitions and lottery tickets. |
|
D)
rare books. |
|
E)
all of the above |
47)
|
To determine whether a bloodstain is of human or animal origin, the serologist will perform: |
47) ____
|
|
A)
RIA. |
|
B)
EMIT. |
|
C)
the luminol test. |
|
D)
a precipitin test. |
|
E)
an analysis with Hemastix strips. |
48)
|
Upon entering the bloodstream, heroin is almost immediately metabolized into: |
48) ____
|
|
A)
procaine. |
|
B)
opium. |
|
C)
morphine. |
|
D)
codeine. |
|
E)
cocaine. |
49)
|
Which is NOT a manner of death? |
49) ____
|
|
A)
natural |
|
B)
suicide |
|
C)
accident |
|
D)
homicide |
|
E)
drowning |
50)
|
Marijuana has potential use in which medical application? |
50) ____
|
|
A)
useful as a muscle relaxant |
|
B)
lessening of nausea caused by anticancer drugs |
|
C)
reduction of excessive eye pressure in glaucoma |
|
D)
all of the above |
|
E)
none of the above |
51)
|
Which of the following depicts correct base - pairing in DNA? |
51) ____
|
|
A)
A - U |
|
B)
C - T |
|
C)
G - A |
|
D)
A - C |
|
E)
T - A |
52)
|
Which of the following is a correct physical evidence collection procedure? |
52) ____
|
|
A)
Every item collected should be secured individually in a plastic bag to prevent contamination. |
|
B)
All items collected from the same grid area should be packaged together. |
|
C)
Bloodstained garments should be packaged separately in paper bags. |
|
D)
The victim's clothing should be obtained at the crime scene and vacuumed to obtain trace evidence. |
|
E)
Items recovered from the scene of a murder should be sent along with the body to the medical examiner. |
53)
|
Evidence of tampering with the position of a body after death can be obtained by evaluating the: |
53) ____
|
|
A)
livor mortis. |
|
B)
rigor mortis. |
|
C)
algor mortis. |
|
D)
both B and C |
|
E)
none of the above |
54)
|
Sublimation occurs with the use of: |
54) ____
|
|
A)
silver nitrate. |
|
B)
laser - print detection. |
|
C)
iodine fuming. |
|
D)
cyanoacrylate. |
|
E)
ninhydrin. |
55)
|
A breath test reflects the alcohol concentration in the: |
55) ____
|
|
A)
pulmonary vein. |
|
B)
superior vena cava. |
|
C)
aorta. |
|
D)
pulmonary artery. |
|
E)
left ventricle. |
56)
|
Which unit has the responsibility for the examination of body fluids and organs for the presence of drugs and poisons? |
56) ____
|
|
A)
toxicology unit |
|
B)
physical science unit |
|
C)
evidence collection unit |
|
D)
biology unit |
|
E)
trace evidence unit |
57)
|
Physical evidence at a hit - and - run scene could include: |
57) ____
|
|
A)
fabric impressions. |
|
B)
glass fragments. |
|
C)
paint chips. |
|
D)
fiber and tissue. |
|
E)
all of the above |
58)
|
A compound microscope is equipped with two objectives lenses (10x and 45x) and has a 10x ocular lens. The highest magnification attainable with this instrument is: |
58) ____
|
|
A)
650x. |
|
B)
450x. |
|
C)
65x. |
|
D)
100x. |
|
E)
4500x. |
59)
|
The use of which drug will NOT lead to physical dependence? |
59) ____
|
|
A)
cocaine |
|
B)
alcohol |
|
C)
heroin |
|
D)
barbiturates |
|
E)
nicotine |
60)
|
What is the definition of a passive blood stain? |
60) ____
|
|
A)
gravity alone |
|
B)
blunt force trauma |
|
C)
gunshot |
|
D)
all of the above |
61)
|
Which part of cannabis contains the LEAST amount of THC? |
61) ____
|
|
A)
seeds |
|
B)
bud |
|
C)
resin |
|
D)
leaf |
|
E)
flower |
Use this DNA RFLP pattern of evidence from a rape investigation to answer the following question(s). Semen Blood of Recovered Blood from Blood from Blood from Victim from Victim Suspect A Suspect B Suspect C ______ ______ ______ ______ ______ ______ ______ ______ ______ | ||
62)
|
The evidence suggests which suspect raped the victim? |
62) ____
|
|
A)
suspect B |
|
B)
The evidence shows that none of these suspects is a match. |
|
C)
The evidence suggests that two of the suspects raped the victim. |
|
D)
suspect C |
|
E)
suspect A |
63)
|
A low dose of alcohol will NOT inhibit: |
63) ____
|
|
A)
judgment. |
|
B)
concentration. |
|
C)
memory. |
|
D)
confidence. |
|
E)
all of the above |
64)
|
What is NOT true about codeine? |
64) ____
|
|
A)
It is stronger than morphine. |
|
B)
It is present in opium. |
|
C)
It is prepared synthetically from morphine. |
|
D)
It is not commonly seen as a street drug. |
|
E)
It is a component in over - the - counter cough medicine. |
65)
|
STR analysis has replaced RFLP DNA typing because it: |
65) ____
|
|
A)
requires a smaller sample size. |
|
B)
is less subject to sample degradation. |
|
C)
can be implemented using the PCR. |
|
D)
reduces time to obtain results from a sample. |
|
E)
all of the above |
66)
|
PCR is a technique that: |
66) ____
|
|
A)
provides a statistical analysis of the nitrogenous - base pairings. |
|
B)
virtually eliminates operator error from DNA analysis. |
|
C)
can produce many exact copies of segments of DNA. |
|
D)
produces information regarding the sequence of nitrogenous bases. |
|
E)
all of the above |
67)
|
There is a(n) ______ relationship between the amount of alcohol in the blood and that in the alveolar breath. |
67) ____
|
|
A)
indirect |
|
B)
punctuated |
|
C)
variable |
|
D)
undetermined |
|
E)
direct |
68)
|
Cocaine is a(n): |
68) ____
|
|
A)
hypnotic. |
|
B)
hallucinogen. |
|
C)
opiate. |
|
D)
depressant. |
|
E)
stimulant. |
69)
|
The individuality of an organism is determined by the organism's: |
69) ____
|
|
A)
DNA nucleotide sequence. |
|
B)
amino acids. |
|
C)
nitrogenous bases. |
|
D)
environment. |
|
E)
decisions. |
70)
|
The central canal running through many hairs is known as the: |
70) ____
|
|
A)
shaft. |
|
B)
cuticle. |
|
C)
root. |
|
D)
medulla. |
|
E)
cortex. |
71)
|
What percentage of the population falls into the 1/1 primary classification category? |
71) ____
|
|
A)
30% |
|
B)
5% |
|
C)
20% |
|
D)
25% |
|
E)
10% |
72)
|
Which would not be included in the work of the biology unit of a crime lab? |
72) ____
|
|
A)
fingerprint analysis |
|
B)
semen stains |
|
C)
blood typing |
|
D)
DNA profiling |
|
E)
comparison of hairs |
73)
|
The amount of spatter from a blood droplet falling on a hard, nonporous surface is ______ that of a drop of blood of equal size falling from the same distance onto a softer, porous surface. |
73) ____
|
|
A)
less than |
|
B)
the same as |
|
C)
greater than |
74)
|
Infrared luminescence is used to: |
74) ____
|
|
A)
reveal writing that has been erased. |
|
B)
detect if two different inks were used in the writing of a document. |
|
C)
both A and B |
|
D)
neither A nor B |
75)
|
The Marquis Reagent was used on drug evidence and it turned purple. The drug being tested could be: |
75) ____
|
|
A)
methadone. |
|
B)
cocaine. |
|
C)
heroin. |
|
D)
either A or B |
|
E)
either A or C |
76)
|
Which substance is NOT normally used as a diluent of heroin? |
76) ____
|
|
A)
mannitol |
|
B)
quinine |
|
C)
procaine |
|
D)
starch |
|
E)
glucose |
77)
|
During the period of absorption, the concentration of alcohol in arterial blood is ______ the concentration of alcohol in venous blood. |
77) ____
|
|
A)
greater than |
|
B)
less than |
|
C)
the same as |
78)
|
MDMA (Ecstasy) does NOT cause: |
78) ____
|
|
A)
feelings of happiness and relaxation. |
|
B)
increased heart rate and blood pressure. |
|
C)
increased inhibition. |
|
D)
hallucinogenic and amphetamine - like effects. |
|
E)
confusion, anxiety and paranoia. |
79)
|
The building blocks of the DNA molecule are known as: |
79) ____
|
|
A)
polysaccharides. |
|
B)
amino acids. |
|
C)
nucleotides. |
|
D)
purines. |
|
E)
hydrocarbons. |
80)
|
Type AB blood contains: |
80) ____
|
|
A)
both A and B antigens. |
|
B)
anti - A antibodies and B antigens. |
|
C)
anti - A antigens and anti - B antibodies. |
|
D)
both anti - A and anti - B antibodies. |
|
E)
None of the above: type AB blood has no antigens or antibodies. |
81)
|
TURN TO ORANGE SIDE OF CARD AND BEGIN WITH QUESTION 1 Which drug is often incorrectly classified as a narcotic? |
81) ____
|
|
A)
marijuana |
|
B)
heroin |
|
C)
codeine |
|
D)
morphine |
|
E)
opium |
82)
|
The most difficult drug addiction to overcome is that of: |
82) ____
|
|
A)
heroin. |
|
B)
nicotine. |
|
C)
caffeine. |
|
D)
alcohol. |
|
E)
crack cocaine. |
83)
|
The specificity of microcrystalline tests is ______ the specificity of color tests. |
83) ____
|
|
A)
greater than |
|
B)
less than |
|
C)
the same as |
84)
|
Evidence with individual characteristics can lead to a determination of common origin (single source). Which type of evidence CANNOT yield such results? |
84) ____
|
|
A)
random striations on tools |
|
B)
fingerprints |
|
C)
single - layer paints |
|
D)
wear patterns on tires |
|
E)
DNA |
85)
|
TLC uses ______ as its moving phase. |
85) ____
|
|
A)
silica gel |
|
B)
a thin film |
|
C)
liquid |
|
D)
a gas |
|
E)
a carrier gas |
86)
|
Who is known as the "father of forensic toxicology"? |
86) ____
|
|
A)
Osborn |
|
B)
Vidocq |
|
C)
Orfilia |
|
D)
Lattes |
|
E)
Locard |
87)
|
Which of the following is NOT true about digital imaging? |
87) ____
|
|
A)
It is a reliable method of preserving fingerprint evidence before attempting to lift the print from the substrate. |
|
B)
It produces an image composed of pixels. |
|
C)
Once the image is produced, it can be manipulated and enlarged. |
|
D)
It does not allow for the simultaneous comparison of two prints. |
|
E)
It is a process in which a picture is converted into a digital file. |
88)
|
The Controlled Substance Act established five schedules of classification for substances based on a drug's: |
88) ____
|
|
A)
potential for physical dependence. |
|
B)
potential for abuse. |
|
C)
medical value. |
|
D)
potential for psychological dependence. |
|
E)
all of the above |
89)
|
What is the LEAST important consideration in the gathering of evidence at a crime scene? |
89) ____
|
|
A)
guilt of the suspect(s) |
|
B)
proper recognition of the evidence |
|
C)
completion of the chain of custody documents |
|
D)
adequate preservation of samples |
|
E)
competent collection of materials |
90)
|
As the magnification of the compound microscope is increased, the field of view: |
90) ____
|
|
A)
decreases. |
|
B)
increases. |
|
C)
remains the same. |
91)
|
The amount of alcohol absorbed through the stomach walls is ______ the amount of alcohol absorbed through the walls of the small intestine. |
91) ____
|
|
A)
greater than |
|
B)
less than |
|
C)
the same as |
92)
|
Crime scene reconstruction requires the piecing together of: |
92) ____
|
|
A)
accounts given by witnesses and suspects. |
|
B)
the story told by evidence recovered at crime scene. |
|
C)
input from medical examiner. |
|
D)
the laboratory results obtained by the criminalists working on the case. |
|
E)
all of the above |
93)
|
Restriction enzymes: |
93) ____
|
|
A)
reduce the time required for PCR. |
|
B)
inhibit DNA replication. |
|
C)
limit the amount of protein produced in a cell. |
|
D)
reduce the DNA replication rate. |
|
E)
cut DNA at specific sites. |
94)
|
Which crime scene search pattern would absolutely require more than one investigator? |
94) ____
|
|
A)
spiral |
|
B)
line |
|
C)
grid |
|
D)
zone |
|
E)
none of the above |
95)
|
Use of which of the following drugs is LEAST likely to lead to psychological dependence? |
95) ____
|
|
A)
heroin |
|
B)
alcohol |
|
C)
codeine |
|
D)
cocaine |
|
E)
nicotine |
96)
|
Which statement about tandem repeats is NOT true? |
96) ____
|
|
A)
More than one STR can be analyzed at once in a process called multiplexing. |
|
B)
More than 30% of the human genome is composed of these repeating units. |
|
C)
It is thought that they may act as spacers between the coded regions of DNA. |
|
D)
They are of no forensic interest. |
|
E)
Their origin is a mystery. |
97)
|
A substance with a pH of 8 is likely to be: |
97) ____
|
|
A)
water. |
|
B)
acidic. |
|
C)
slimey |
|
D)
neutral. |
|
E)
vinegar |
98)
|
Prints impressed in a bar of soap are referred to as: |
98) ____
|
|
A)
plastic. |
|
B)
temporary. |
|
C)
hidden. |
|
D)
latent. |
|
E)
dusted. |
99)
|
Ninhydrin is used on a latent print to detect: |
99) ____
|
|
A)
salt. |
|
B)
riboflavin. |
|
C)
fatty acids. |
|
D)
oils. |
|
E)
protein material. |
100)
|
The DOT set the maximum allowable blood alcohol concentration for commercial truck and bus drivers at: |
100) ____
|
|
A)
.05%. |
|
B)
.10%. |
|
C)
.08%. |
|
D)
.04%. |
|
E)
.02%. |
101)
|
What is the most widely used illicit drug in the United States today? |
101) ____
|
|
A)
marijuana |
|
B)
methadone |
|
C)
alcohol |
|
D)
cocaine |
|
E)
heroin |
102)
|
A properly maintained chain of custody is NOT the responsibility of the: |
102) ____
|
|
A)
crime scene processor. |
|
B)
trace evidence examiner. |
|
C)
trial judge. |
|
D)
evidence clerk. |
|
E)
forensic technician. |
103)
|
The molecular structure of DNA was deduced by: |
103) ____
|
|
A)
Gregor Mendel. |
|
B)
Francis Crick. |
|
C)
James Watson. |
|
D)
Linus Pauling. |
|
E)
both B and C |
104)
|
The successful outcome of a criminal investigation is almost always directly related to: |
104) ____
|
|
A)
the manner in which the evidence is collected and preserved. |
|
B)
the volume of the physical evidence collected. |
|
C)
whether the crime is considered high profile. |
|
D)
the complexity of the crime. |
|
E)
the number of people employed in the crime lab. |
105)
|
During gel electrophoresis the DNA is: |
105) ____
|
|
A)
cut into fragments. |
|
B)
visualized using x - rays. |
|
C)
extracted from the cell nuclei. |
|
D)
undergoing hybridization. |
|
E)
separated by fragment size. |
106)
|
Success in the recognition and collection of physical evidence is determined primarily by the: |
106) ____
|
|
A)
time available to the evidence collectors. |
|
B)
notoriety of the case. |
|
C)
type of evidence involved. |
|
D)
size of the budget of the crime lab. |
|
E)
skill of personnel processing the crime scene. |
107)
|
What size are high velocity impact spatter? |
107) ____
|
|
A)
between 1 and 1.5 cm |
|
B)
less than one mm |
|
C)
greater than one cm |
|
D)
greater than one mm |
|
E)
none of the above |
108)
|
Which chromatographic process would be LEAST likely to be utilized in the crime lab? |
108) ____
|
|
A)
TLC |
|
B)
gas chromatography - mass spectrometry |
|
C)
paper chromatography |
|
D)
GC |
|
E)
None, all are used with equal frequency. |
109)
|
Recombinant DNA technology is useful in producing: |
109) ____
|
|
A)
livestock. |
|
B)
clones. |
|
C)
insulin and growth hormone. |
|
D)
artificial hearts and kidneys. |
|
E)
new organs for transplant. |
110)
|
The PCR technique requires the use of a thermal cycler to: |
110) ____
|
|
A)
copy DNA. |
|
B)
hydrolyze polymerase. |
|
C)
make probes radioactive. |
|
D)
synthesize protein. |
|
E)
analyze the sequence of bases. |
111)
|
What item is NOT considered a porous surface? |
111) ____
|
|
A)
skin |
|
B)
cloth |
|
C)
tile |
|
D)
cardboard |
|
E)
paper |
112)
|
What is true about the "club drug" Rohypnol? |
112) ____
|
|
A)
It results in loss of memory of what happened in the hours after ingestion. |
|
B)
It can cause drowsiness, dizziness, and loss of consciousness. |
|
C)
It is odorless, colorless and tasteless. |
|
D)
It is enhanced when combined with alcohol. |
|
E)
all of the above |
113)
|
The systematic collection, organization, and analysis of information is a process known as: |
113) ____
|
|
A)
forensic science. |
|
B)
crime scene investigation. |
|
C)
criminal profiling. |
|
D)
crime scene reconstruction. |
|
E)
the scientific method. |
114)
|
As the post mortem interval increases, the concentration of potassium in the vitreous humor of the eye: |
114) ____
|
|
A)
decreases. |
|
B)
remains the same. |
|
C)
increases. |
|
D)
B or C |
|
E)
A or C |
115)
|
According to forensic entomologists, which "witness" is the first to arrive at the crime scene? |
115) ____
|
|
A)
carrion beetle |
|
B)
centipede |
|
C)
blow fly |
|
D)
spider |
|
E)
mite |
116)
|
The collection of standard reference samples at the crime scene is important because they: |
116) ____
|
|
A)
prove the continuity of possession. |
|
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. |
|
E)
prevent the laboratory from making mistakes. |
117)
|
In order to examine an opaque object with a compound microscope, one must: |
117) ____
|
|
A)
stain the object before viewing it. |
|
B)
use infrared analysis. |
|
C)
use ultraviolet radiation |
|
D)
use reflected illumination. |
|
E)
light the object from beneath the stage. |
118)
|
In the United States, the rarest blood type is: |
118) ____
|
|
A)
B. |
|
B)
Rh positive. |
|
C)
O. |
|
D)
A. |
|
E)
AB. |
119)
|
Which chemical treatment produces a white - appearing latent print? |
119) ____
|
|
A)
physical developer |
|
B)
Super Glue fuming |
|
C)
crystal violet |
|
D)
iodine fuming |
|
E)
ninhydrin |
120)
|
The concept of "general acceptance" of scientific evidence relates to the: |
120) ____
|
|
A)
exclusionary rule. |
|
B)
First Amendment. |
|
C)
Frye standard. |
|
D)
John's Law. |
|
E)
Miranda warnings. |
121)
|
Which nitrogenous base is NOT found in DNA? |
121) ____
|
|
A)
guanine |
|
B)
adenine |
|
C)
uracil |
|
D)
cytosine |
|
E)
thymine |
122)
|
Which of the following CANNOT be used by the medical examiner to determine the body's alcohol content to a reasonable degree of accuracy if blood is not available? |
122) ____
|
|
A)
urine |
|
B)
vitreous humor |
|
C)
brain tissue |
|
D)
cerebrospinal fluid |
|
E)
A and D |
123)
|
The case of Coppolino v. State highlights issues dealing with: |
123) ____
|
|
A)
the admissibility of the polygraph. |
|
B)
the evidential value of confessions. |
|
C)
search and seizure. |
|
D)
the acceptability of new scientific tests. |
|
E)
warrantees searches. |
124)
|
Information from the Human Genome Project will: |
124) ____
|
|
A)
help to reveal the role and implications of evolution. |
|
B)
reveal the location of a gene on a particular chromosome. |
|
C)
aid in understanding the underlying causes of cancer. |
|
D)
be useful for diagnosing and treating genetic diseases. |
|
E)
all of the above |
125)
|
Fingerprints are formed: |
125) ____
|
|
A)
at birth. |
|
B)
at conception. |
|
C)
during first six months after birth. |
|
D)
during fetal development. |
|
E)
by the time a child is two years old. |
126)
|
"Designer" drugs are: |
126) ____
|
|
A)
very often used in the fashion industry. |
|
B)
often abused by the wealthy. |
|
C)
chemically related to controlled substances. |
|
D)
high - end products of the major pharmaceutical companies. |
|
E)
only available in "boutique" pharmacies and drug stores. |
127)
|
CODIS is a national system of: |
127) ____
|
|
A)
shared databases of DNA typing information from convicted felons and crime scene evidence. |
|
B)
computers to track the movement of sex offenders released from prison. |
|
C)
vastly enhanced 911 emergency systems. |
|
D)
crime laboratory directors. |
|
E)
standards for forensic science evaluators. |
128)
|
The sniffing of volatile solvents can cause: |
128) ____
|
|
A)
feelings of exhilaration and euphoria. |
|
B)
slurred speech and double vision. |
|
C)
drowsiness and stupor. |
|
D)
liver, heart, and brain damage. |
|
E)
all of the above |
129)
|
Which hallucinogen can be synthesized by a simple chemical process and is often manufactured in clandestine laboratories? |
129) ____
|
|
A)
PCP |
|
B)
cocaine |
|
C)
marijuana |
|
D)
LSD |
|
E)
mescaline |
130)
|
The presence of high levels of carbon monoxide in the blood of a victim found at the scene of a suspicious fire is proof that the victim: |
130) ____
|
|
A)
perished after the fire started. |
|
B)
was not a cigarette smoker. |
|
C)
died before the fire started. |
|
D)
was the arsonist. |
|
E)
died elsewhere and was brought to the fire scene after death. |
131)
|
Barbiturates act to: |
131) ____
|
|
A)
suppress central nervous system functions. |
|
B)
produce sleep. |
|
C)
create a feeling of well - being. |
|
D)
promote relaxation. |
|
E)
all of the above |
132)
|
What is true about monoclonal antibodies? |
132) ____
|
|
A)
They can be produced in limitless supply. |
|
B)
They are produced by injecting a mouse with an antigen. |
|
C)
They are expected to be medicine's version of the "magic bullet." |
|
D)
They are produced utilizing rapidly multiplying blood - cancer cells. |
|
E)
all of the above |
133)
|
The friction skin ridges: |
133) ____
|
|
A)
have no useful purpose other than identification. |
|
B)
provide a firmer grip. |
|
C)
resist slippage. |
|
D)
both B and C |
|
E)
all of the above |
134)
|
In Western countries the most heavily abused drug(s) is/are: |
134) ____
|
|
A)
amphetamines. |
|
B)
barbiturates. |
|
C)
cocaine. |
|
D)
alcohol. |
|
E)
tranquilizers. |
135)
|
DNA is a(n): |
135) ____
|
|
A)
polymer. |
|
B)
enzyme. |
|
C)
sugar. |
|
D)
starch. |
|
E)
protein. |
136)
|
What is the smallest percentage of blood loss would cause death? |
136) ____
|
|
A)
20% |
|
B)
40% |
|
C)
60% |
|
D)
*0% |
137)
|
Forensic science is the application of science to: |
137) ____
|
|
A)
speech making. |
|
B)
both criminal and civil laws. |
|
C)
civil laws. |
|
D)
criminal laws. |
|
E)
crime scene reconstruction. |
138)
|
Who established the first workable crime laboratory? |
138) ____
|
|
A)
Locard |
|
B)
Galton |
|
C)
Bertillon |
|
D)
Doyle |
|
E)
Osborn |
139)
|
Spectrophotometry utilizes which light source? |
139) ____
|
|
A)
visible |
|
B)
infrared |
|
C)
UV |
|
D)
all of the above |
|
E)
none of the above |
140)
|
Which type of test would logically be used first by the drug analyst? |
140) ____
|
|
A)
microcrystalline |
|
B)
TLC |
|
C)
gas chromatography |
|
D)
color |
|
E)
taste |
141)
|
The rate at which large DNA fragments move through the electrophoretic gel is ______ the rate at which small DNA fragments move through the same apparatus. |
141) ____
|
|
A)
greater than |
|
B)
the same as |
|
C)
less than |
142)
|
The first officer arriving at a crime scene, after providing or obtaining medical assistance for the injured and effecting an arrest of suspects (if possible), should immediately: |
142) ____
|
|
A)
take notes. |
|
B)
make a rough sketch of the scene. |
|
C)
secure the scene. |
|
D)
search for evidence. |
|
E)
photograph the scene. |
143)
|
The number of deltas found in an arch pattern is ______ the number of deltas found in a loop pattern. |
143) ____
|
|
A)
less than |
|
B)
greater than |
|
C)
the same as |
144)
|
AFIS is a(n): |
144) ____
|
|
A)
computer system programmed to analyze hair. |
|
B)
computerized system for storing and retrieving fingerprint records. |
|
C)
method used to determine age of a latent print. |
|
D)
assay technique used to identify drugs. |
|
E)
computer software designed to track fingerprint evidence within the chain of custody. |
145)
|
Currently, which of the following is most often used in conjunction with chemically induced fluorescence to visualize latent prints? |
145) ____
|
|
A)
luminol |
|
B)
high - intensity light sources |
|
C)
UV light |
|
D)
IR light |
|
E)
laser illumination |
146)
|
Most narcotics are: |
146) ____
|
|
A)
physically addicting. |
|
B)
pain relievers. |
|
C)
obtained from opium. |
|
D)
depressants to the central nervous system. |
|
E)
all of the above |
147)
|
Paternity testing is done involving a woman with type AB blood who has accused a man with type B blood of fathering her child who has tested AB. What can be determined in this case? |
147) ____
|
|
A)
The male definitely IS the father of the child. |
|
B)
The male could have fathered the child. |
|
C)
The child cannot belong to this mother. |
|
D)
The male is definitely not the father of the child. |
|
E)
none of the above |
148)
|
Who undertook the first definitive study of fingerprints as a method of personal identification? |
148) ____
|
|
A)
Goddard |
|
B)
Locard |
|
C)
Gross |
|
D)
Lattes |
|
E)
Galton |
149)
|
Which is NOT an effect of marijuana use? |
149) ____
|
|
A)
increased heart rate |
|
B)
impaired motor skills |
|
C)
dryness of the mouth |
|
D)
decrease in appetite for sweets |
|
E)
reddening of the eyes |
150)
|
The formula for angle of impact is |
150) ____
|
|
A)
inverse sine (L/W) |
|
B)
Inverse sine (W/L) |
|
C)
tangent (L/W) |
|
D)
tangent (W/L) |