WorksheetsForensic Science Exam 2018
Total questions: 35
Worksheet time: 26mins
Name
Class
Date
1.
What bloodstain pattern is created when blood is released or thrown from a blood-bearing object?
a)
Cast-Off
b)
Walking Drip
c)
Medium Velocity
d)
Void
2.
What type of blood spatter is typically created from a gunshot?
a)
Medium Velocity
b)
High Velocity
c)
Cast-Off
d)
Void
3.
The protrusions around and connected to the drops are called
a)
radial lines
b)
spines or spikes
c)
blood edges
d)
satellite spatters
4.
What would cause medium velocity blood spatter?
a)
Baseball bat
b)
Human hand
c)
Hand grenade
d)
Gunshot
5.
The computerized database used to store DNA information is:
a)
AFIS
b)
NIBIN
c)
CODIS
d)
PDQ
6.
Pattern of DNA fragments obtained by examining a person’s unique sequence of DNA base pairs
a)
Chromosome
b)
DNA Probe
c)
DNA Fingerprint
d)
Electrophoresis
7.
What is the function of the ridges on our fingers which create fingerprints?
a)
They provide insulation for the tissues under the skin.
b)
They enable us to grasp objects.
c)
They provide protection for our touch receptors.
8.
What causes fingerprints to be left behind when we touch things?
a)
the dust on the things we touch
b)
the smoothness of the surfaces we touch
c)
the natural oils on skin
d)
the moisture in the atmosphere
9.
Identify the fingerprint pattern as shown.
a)
whorl
b)
loop
c)
arch
10.
Which type of fingerprint cannot be seen by the naked eye?
a)
patent fingerprint
b)
latent fingerprint
11.
What type of fingerprint is shown in the diagram below?
a)
Plain arch
b)
Plain whorl
c)
Central Pocket whorl
d)
Double Loop whorl
12.
What pattern is this?
a)
Tented Arch
b)
Arch
c)
Loop
d)
Whorl
13.
When are fingerprints formed?
a)
When you are a teenager
b)
During fetal development
c)
By the time you are two years old
d)
At birth
14.
Type of fingerprint that is left by a person with soiled or stained fingertips
a)
plastic
b)
visible
c)
latent
15.
Which of the following types of fingerprints are more likely to be found impressed in soft wax?
a)
visible
b)
latent
c)
hidden
d)
plastic
16.
Which type of fingerprint cannot be seen the naked eye?
a)
patent fingerprint
b)
latent fingerprint
c)
visible fingerprint
d)
plastic fingerprint
17.
AFIS is a ___.
a)
method used to determine age of a latent print
b)
computerized system to analyze hair
c)
way to identify drugs
d)
system for storing/retrieving fingerprint records
18.
Under which circumstances have two people been found to have identical fingerprints?
a)
identical twins
b)
fraternal twins
c)
members of the same immediate family
d)
none to date
19.
The most common ridge pattern is the:
a)
arch
b)
whorl
c)
loop
d)
accidental
20.
casting of tool marks can be done with which of the following?
a)
plaster
b)
water
c)
jello
d)
rubber
21.
which of the following are individual characteristics of tire treads?
a)
size, type, and model.
b)
Wear and damage
c)
scent and color
22.
class characteristics of shoe prints include:
a)
manufacturer, type, model, and size
b)
color, material, scent, and scratches on the bottom
c)
depth of tread, position, quantity
23.
why are bite marks solid individual evidence?
a)
all bite marks are the same
b)
most people have similar teeth and structure
c)
the size and placement of teeth is very unique
24.
What is the first step an investigator should take when collecting toolmark evidence
a)
make a mold of the toolmark
b)
collect paint samples from in side the tool mark
c)
photograph the evidence
d)
put the tool into the toolmark and see if it fits
25.
Which of these should an investigator NEVER do when handling impression evidence?
a)
Try to fit the tool into the mark
b)
Maintain the chain of custody
c)
Take a picture of the mark
d)
Carefully try to make a cast of the mark
26.
Tools and tool marks are often found at burglary scenes and can be useful evidence. Proper evidence collection by the field investigator would include:
a)
making test marks with the suspected tool onto a soft metal surface at the crime scene
b)
packing of tool and tool mark evidence together so that the crime lab personnel knows they are thought to be a matched set.
c)
reporting whether a tool found at the scene fit into the tool marks.
d)
taking a photograph and cast of the marks, if necessary
27.
The pelvis of a female is _____ as compared to a male.
a)
wide and circular
b)
wide and heart-shaped
c)
narrow and circular
d)
narrow and heart-shaped
28.
Which is the most reliable bone to determine the sex of a skeleton?
a)
Femur
b)
Skull
c)
Pelvic bone
d)
Collarbone
29.
One of the ways to determine the race using bones is by examining the :
a)
the pelvis
b)
the leg bones
c)
skull
d)
the occipital bump
30.
What protects our brain?
a)
Cranium
b)
Nose
c)
Chin
d)
Neck
31.
Why does an infants skeleton contain a higher number of bones?
a)
They are born with many bones that have not fused completely
b)
They are mutant ninja bebes
c)
They are born with bones that eventually turn into cartilage
d)
all of the above
32.
Suture Lines on the __________ are helpful in determining the __________ of a victim
a)
skull , age
b)
name , number
c)
jaw , race
33.
Using the photos on the screen, which Pelvis belongs to a male?
a)
left photo
b)
right photo
34.
a)
tibia
b)
femur
c)
fibula
d)
pelvis
35.
a)
ulna
b)
humerus
c)
radius
d)
vertebrae
100 %
