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Forensic Science Unit 1

Total questions: 70

Worksheet time: 1hrs 3mins

Name
Class
Date
1.

Initial Response/ Receipt of Information Principle: 

One of the most important aspects of securing the crime scene is to preserve the scene with ___________________________________________________. 

a)

numerous officers entering the scene in various locations

b)

evidence tape so the media crossing into the scene can take pictures of the evidence

c)

minimal contamination and disturbance of physical evidence

2.

The initial responding officer(s) should:

A. Control all individuals at the scene—prevent individuals from _________________________ by restricting movement, location and activity while ensuring and maintaining safety at the scene. 

a)

altering/destroying physical evidence

b)

looking at physical evidence

c)

pointing at physical evidence

d)

telling officers the location of evidence

3.

Two general types of evidence: direct and physical

_________________ evidence in the form of a statement made under oath.

a)

Physical

b)

Direct

4.

Two general types of evidence: direct and circumstantial

_____________ evidence any and all objects and materials that are relevant in a crime

a)

circumstantial

b)

Direct

5.

4 most common search pattern

1.Spiral

2.Linear

3.Grid

4.______

a)

Strip

b)

Wheel or Ray

c)

Zone

d)

Quadrant

6.
a person who saw or can give a firsthand account of a crime
a)
witness
b)
victim
c)
accomplice
d)
forensic science
e)
hunch
7.

What are the two types of crime scenes?

a)

primary crime scene/secondary crime scene

b)

Original location crime scene/alternate location crime scene

c)

There is only one type of crime scene

d)

There are no types of crime scene

8.
Which of the following is in the correct order when processing a crime scene? 
a)
 a) Searching for fingerprints and other evidence, photographs and sketches, surveying the scene, recording location of evidence and documenting, measuring and mapping
b)
 b) Recording location of evidence and documenting, searching for finger prints and other evidence, measuring and mapping, photographs and sketches, surveying the scene
c)
 c) Surveying the scene, photographs and sketches, measurements and mapping, searching for fingerprints and other evidence, recording location of evidence and documenting
d)
d) Surveying the scene, photographs and sketches, measurements and mapping, recording location of evidence and documenting, searching for fingerprints and other evidence 
9.

What does Locard's exchange principle state?

a)

Every crime will be solved

b)

Every contact leaves trace evidence

c)

All physical evidence provides information

d)

Crimes cannot be solved without physical evidence

10.

What type of evidence cannot prove 100% that a person was at the crime scene during the crime?

a)

Direct

b)

Circumstantial

11.

What type of evidence would a fingerprint be considered?

a)

Class

b)

Individual

12.

True or False: Class evidence narrows an identity to a single person or thing

a)

True

b)

False

13.

Eyewitness testimony would be considered:

a)

Direct evidence

b)

Circumstantial evidence

14.

A shoe print (if unique) would be considered both:

a)

Physical

b)

Biological

c)

Direct

d)

Circumstantial

15.

When arriving to a crime scene the officer has a duty to ensure the scene is ____ and ____.

a)

secured

b)

scanned

c)

safe

d)

sketched

16.

In order for an officer to figure out what actually happened, it is common practice to

a)

speak with the witnesses in a group setting

b)

speak with the witnesses individually

c)

only speak with the witnesses who have pertinent information

17.

True or False: Sketching should be done before pictures of the scene are taken

a)

True

b)

False

18.

True or False: A rough sketch is almost never drawn to scale

a)

True

b)

False

19.

What should be included in a rough sketch of a crime scene?

a)

North Labeled

b)

Measured distances of all evidence

c)

Only the evidence and not any surrounding items

d)

Write "to scale"

20.

What is the purpose of documenting the crime scene?

a)

To create a fictional story about the crime

b)

To preserve evidence and aid in the investigation and prosecution of the crime

c)

To entertain the investigators

d)

To confuse the evidence and hinder the investigation

21.

Explain the importance of chain of custody in crime scene investigation.

a)

It is not important in crime scene investigation

b)

It allows for tampering with evidence

c)

It ensures the integrity and admissibility of evidence.

d)

It only applies to certain types of evidence

22.

Eyewitness testimony would be considered:

a)

Direct evidence

b)

Circumstantial evidence

23.

Which of the following is an example of Locard’s Principle?

a)

A woman witnesses a hit and run accident where a pedestrian is injured. The woman immediately calls 911 to request medical help and give a description of the vehicle.

b)

A detective reviews surveillance video from an armed robbery at a bank.

c)

An investigator talks with a witness over the phone about what they saw at a crime scene.

d)

A man walks into a convenience store and buys a bottle of soda. He leaves a fingerprint on the handle of the door as he exits

24.

Paying attention to details takes:

a)

long term memory

b)

perceptions

c)

concious effort

d)

orientation

25.

Direct Evidence includes all EXCEPT the following...

a)

blood left at the scene

b)

eye witness

c)

victim's testimony

d)

suspect's alibi

26.

Which of the following is considered Circumstantial Evidence?

a)

eye witness testimony

b)

Suspect's alibi

c)

fingerprint

d)

Victim's testimony

27.

What is the first "S" in the 7 S's of Crime Scene Investigation?

a)

Search for Evidence

b)

Scan the scene

c)

Separate the Witnesses

d)

Secure the scene

28.

An eye witness' testimony can be affected by...

a)

All of these

b)

Who else is around.

c)

How they felt that day.

d)

Religious views

29.

The original location of a crime or accident

a)

Primary Crime Scene

b)

Secondary Crime Scene

c)

Original Crime Scene

d)

Unique Crime Scene

30.
Which of the following is not included in a crime scene sketch
a)
Weather
b)
Reference points for placement of evidence
c)
Scale
d)
Distance measurements
31.

Dirt, pollen, hair, skin cells, and carpet fibers are all ______.

a)

DNA

b)

forensic science

c)

tool marks

d)

trace evidence

32.

This type of evidence is based on suggestion rather than observation or facts.

a)

Transient

b)

Individual

c)

Testimonial

d)

Circumstantial

33.

Which evidence is considered to be more reliable?

a)

Testimonial

b)

Physical

34.
Perception
a)
Interpreting information received from the senses
b)
A statement or assertion of information that can be verified
c)
deriving the consequences from the facts using a series of logical steps
d)
Conclusions drawn from assumptions and known facts
35.

Evidence that comes directly from a person or animal (body parts, fluids, hair, skin, blood, etc). is known as _______________ evidence.

a)

Direct

b)

Circumstantial

c)

Physical

d)

Biological

36.

Which of the following is NOT a crime scene search pattern?

a)

Spread

b)

Standard

c)

Circular

d)

All of them

37.
Blood-stained materials should be store in what type of container
a)
paper bags
b)
air-tight new paint can
c)
mason jar with a lid
d)
plastic bag with a seal
38.

Which of the following kinds of physical evidence should be questioned by the defense at trial based on a recent government report?

a)

Shoe prints

b)

Fingerprints

c)

Bullets (ballistics)

d)

All of the above

39.

The CSI Effect explains

a)

how hard it is to run a DNA test.

b)

how easy it is to solve a criminal case.

c)

how juries now want DNA evidence presented even if it’s not necessary for the case.

d)

how television shows make our lives easier.

40.

Who is known as the father of toxicology?

a)

Francis Galton

b)

Dr. Leone Lattes

c)

Mathieu Orfila

d)

Calvin Goddard

41.

Who was the first to classify fingerprints?

a)

Calvin Goddard

b)

Francis Galton

c)

Dr. Leone Lattes

d)

Edmond Locard

42.

What is Calvin Goddard's biggest contribution to forensics?

a)

Used a comparison microscope better match bullets

b)

Used photography to document crime scenes

c)

Discovered that objects exchange material when they touch

d)

First Scotland Yard investigator to match bullets

43.

T of F: Locard's Exchange Principle states that objects in motion will stay in motion

a)

True

b)

False

44.

What is the purpose of Forensic Science?

a)

The use of science to support the criminal justice system.

b)

To determine who committed crimes and ensure they are punished.

c)

To find and collect evidence that will guarantee conviction.

d)

To prove guilt or innocence.

45.

Good observation skills come naturally to investigators. They do not need to be trained.

a)

True

b)

False

c)

Not sure

46.

True or False: Identical twins have identical fingerprints.

a)

True

b)

False

47.

The first known Forensic Science case happened in __________

a)

China

b)

USA

c)

France

d)

England

48.
Which of these is NOT a reason to take photographs of a crime scene?
a)
to document the relative locations and positions of evidence
b)
some evidence can not be collected
c)
some evidence does not last / is temporary
d)
once evidence is used in court it is thrown away, and photographs allow CSI to study evidence years later
49.
How many pictures should be taken of each piece of evidence?
a)
3
b)
5
c)
20
d)
it depends
50.
A Forensic Photographer takes just four photos of each piece of evidence (One overview, one midrange, and two close up).
a)
True
b)
False
51.
Which of these illustrations best represents the technique of Oblique Lighting?
a)
A
b)
B
c)
C
d)
None of these demonstrate the proper technique of Oblique Lighting
52.
You are photographing each of the following pieces of evidence. With which one would you most likely use oblique lighting?
a)
tire track impression in the dirt
b)
knife covered in blood
c)
a laceration wound on a victim
d)
broken window glass on the carpet
53.

Crime scene sketches provide _____________ not present in photographs, video evidence, etc.

a)

Positioning of evidence

b)

Condition of evidence

c)

Close-ups and details

d)

Distances and dimensions

54.

Which of the following is the most common type of sketch?

a)

Overhead sketch

b)

Elevation sketch

c)

Three-dimensional sketch

d)

Exploded sketch

55.

Approximately how tall is the victim?

a)

5’

b)

6’

c)

4’5”

d)

7x3

56.

The pipe was in what corner of the room?

a)

north west

b)

north east

c)

south west

d)

south east

57.

What type of sketch is this?

a)

exploded view

b)

overhead view

c)

side view

d)

lateral view

58.

If “I” is the label for a work bench, what is its approximate size?

a)

5.5 x 2.5

b)

2.5 x 5

c)

6 x 2

d)

3 x 5

59.

first, pencil-drawn outline of a crime scene; drawn at the crime scene; not usually to scale

a)

Rough Sketch

b)

Final Sketch

c)

Overhead Sketch

60.

sketch drawn as if the viewer is looking straight ahead at the scene

a)

Overhead Sketch

b)

Elevation Sketch

c)

Baseline Mapping

61.

sketch drawn with the floor in the middle and the walls drawn flat surrounding the floor; also known as a cross-sectional sketch

a)

Triangulation Mapping

b)

Elevation Sketch

c)

Exploded Sketch

62.
Which crime scene search method is the image demonstrating?
a)
Wheel method
b)
Ray method
c)
Spiral method
d)
Link method
63.

What components should be included in the legend? Check all that apply.

a)

Date

b)

Time

c)

Location

d)

Temperature

e)

Altitude

64.

Which are included in crime scene sketches? (choose all that apply)

a)

time of death

b)

scale

c)

evidence

d)

cause of death

e)

location

65.

Which crime scene search method is shown in the diagram?

a)

zone

b)

link

c)

line/strip

d)

wheel/ray

66.

What type of evidence is shoe size?

a)

Class

b)

Individual

67.

(indirect evidence) evidence used to imply a fact but not prove it directly is known as _______________ evidence.

a)

Direct

b)

Circumstantial

c)

Physical

d)

Biological

68.

Body parts, body fluids, hair, skin, blood would be considered _______________ evidence.

a)

Direct

b)

Circumstantial

c)

Physical

d)

Biological

69.

Synthetic fiber from a rug or upholstery would be what type of evidence?

(click all that apply)

a)

class

b)

individual

c)

physical

d)

biological

70.

The documented and unbroken transfer of evidence

a)

circumstantial evidence

b)

class evidence

c)

individual evidence

d)

chain of custody

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