Fingerprint
Digital Evidence/Polygraph
Blood Evidence
PREVIEW
100
What fingerprint pattern is shown?
a. Whorl
b. Loop
c. Arch
d. None
Whorl
100
What is another name for a polygraph?
A. Microscope
B. Blood tester
C. Lie detector
D. Fingerprint scanner
C. Lie detector
100
Which blood cells carry oxygen?
A. White blood cells
B. Red blood cells
C. Platelets
D. Plasma
B. Red blood cells
100
What does DNA carry?
A. Genetic information
B. Oxygen
C. Blood
D. Water
A. Genetic information
200
How many main fingerprint patterns did we learn?
A. 2
B. 3
C. 4
D. 5
B. 3
200
Which is something a polygraph can measure?
A. Hair color
B. Heart rate
C. Blood type
D. Fingerprint pattern
B. Heart rate
200
During a blood typing lab, what does clumping tell us?
A. The blood is fake
B. The blood has a certain antigen
C. The blood has too much oxygen
D. The blood has no cells
B. The blood has a certain antigen
200
Where can DNA be found?
A. Only in blood
B. Only in hair
C. In most cells of our body
D. Only in our fingerprints
C. In most cells of our body
300
Which is NOT one of the three main fingerprint patterns?
A. Loop
B. Whorl
C. Arch
D. Spiral
D. Spiral
300
What is digital evidence?
A. Evidence from a phone or computer
B. Blood found at a crime scene
C. A person's fingerprint
D. Hair found on clothing
A. Evidence from a phone or computer
300
Which blood type is the universal donor?
A. AB+
B. A+
C. O−
D. B−
C. O−
300
Why can DNA be useful to forensic scientists?
A. It can help identify a person
B. It can tell us if someone is lying
C. It can tell us someone's blood pressure
D. It can show someone's fingerprint pattern
A. It can help identify a person
400
What are small details in a fingerprint called?
A. Antigens
B. Minutiae
C. Platelets
D. Ridges
B. Minutiae
400
True or False: A polygraph can directly tell us if someone is lying.
B. False
400
Which blood droplet came from a higher height?
(Ms. Lee will show image)
D.
400
Which could contain DNA evidence?
A. Hair
B. Blood
C. Saliva
D. All of the above
D. All of the above
500
A text message from a suspect's phone is found by investigators. Is this digital evidence?
A. Yes
B. No
C. Only if it is a long message
D. Only if the suspect admits sending it
A. Yes
500
Why do investigators study blood spatter?
A. To find a person's blood type only
B. To learn what may have happened at a scene
C. To make blood disappear
D. To find fingerprints
B. To learn what may have happened at a scene
500
Why is DNA useful for identifying people?
A. Everyone has exactly the same DNA
B. Most people have different DNA
C. DNA tells us a person's age exactly
D. DNA tells us what a person is thinking
B. Most people have different DNA