Quiz about Forensic Science Unit 1 Practice

Question 1

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

Accepted Answer

trace evidence

Answer

DNA

Answer

forensic science

Answer

tool marks

Question 2

Which form of evidence can be associated with a group?

Accepted Answer

Class

Answer

Inidiviudal

Answer

Testimonial

Answer

Transient

Question 3

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

Accepted Answer

Circumstantial

Answer

Transient

Answer

Individual

Answer

Testimonial

Question 4

This evidence can be traced to a single source.

Accepted Answer

Individual

Answer

Transient

Answer

Class

Answer

Circumstantial

Question 5

What type of evidence is shoe size?

Accepted Answer

Class

Answer

Individual

Question 6

Which evidence is considered to be more reliable?

Accepted Answer

Physical

Answer

Testimonial

Question 7

What does the Locard Exchange Principle imply?

Accepted Answer

wherever there is contact, something is left behind (evidence)

Answer

fingerprints can help identify people

Answer

for every action there is an equal and opposite reaction

Answer

there is always some type of DNA left at a crime scene

Question 8

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

Accepted Answer

Circumstantial

Answer

Direct

Answer

Physical

Answer

Biological

Question 9

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

Accepted Answer

Biological

Answer

Direct

Answer

Circumstantial

Answer

Physical

Question 10

A fingerprint could be an example of

Accepted Answer

individual evidence

Answer

common evidence

Answer

biological evidence

Answer

class evidence

Question 11

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

Accepted Answer

Secure the scene

Answer

Search for Evidence

Answer

Scan the scene

Answer

Separate the Witnesses

Question 12

Finding the boundaries of a crime scene and controlling who goes into and out of the scene.

Accepted Answer

secure and protect the scene

Answer

initiate preliminary survey

Answer

prepare a narrative of the scene

Answer

crime scene

Question 13

Typically they are the first to arrive at a crime scene and they secure the scene

Accepted Answer

police officers

Answer

detectives

Answer

specialists

Answer

district attorney

Question 14

The first officer arriving at a crime scene, after providing or obtaining medical assistance for the injured and making an arrest of suspects (if possible), should immediately:

Accepted Answer

secure the scene.

Answer

photograph the scene.

Answer

search for evidence.

Answer

make a rough sketch of the scene.

Question 15

The crime scene notes must accurately record:

Accepted Answer

all the above

Answer

the tasks assigned each investigator.

Answer

personnel arrivals and departures from the scene.

Answer

descriptions of evidence present at the crime scene.

Question 16

The ability to establish the exact whereabouts of an item of evidence and under whose control it was from its collection at the crime scene to its presentation in the courtroom and everywhere in between is called

Accepted Answer

chain of custody

Answer

chain of command

Answer

record of evidence

Question 17

While taking pictures at the crime scene, it is important to:

Accepted Answer

Use a ruler to provide evidence of scale (size).

Answer

Take pictures from far away.  Getting too close might contaminate the crime scene.

Answer

Only observe the pictures in black and white.

Answer

All of these are true.

Question 18

when securing a crime scene the two most important factors are to

Accepted Answer

safety of individual, preserving evidence

Answer

scan the scene, separate the witnesses

Answer

safety of individuals, separate the witnesses

Answer

see the scene, preserving evidence

Question 19

Maintaining a ______ _____ _______ log is essential to present credible evidence in court.

Accepted Answer

Chain of Custody

Answer

Turning off Filters

Answer

Chain of Command

Answer

Evidence ID Forms

Question 20

Fibers are an excellent source of trace evidence because

Accepted Answer

all of these choices

Answer

they are easily transferred from a victim to a suspect

Answer

they are often overlooked by a suspect

Answer

they can be easily collected and stored

Question 21

Before evidence is removed from the crime scene it must be...

Accepted Answer

both of these

Answer

carefully measured

Answer

carefully recorded

Question 22

Which of the following is not a form of documentation at a crime scene?

Accepted Answer

collecting evidence

Answer

notes

Answer

photography

Answer

sketches

Question 23

Chain of custody must be maintained

Accepted Answer

or the evidence may not be admitted into court

Answer

so that the evidence does not have to be examined again.

Answer

only by the first officer on the scene

Answer

only by the forensic scientist who examines the evidence

Answer

all of these are true

Question 24

During what crime scene investigation step is the crime scene isolated and taped off?

Accepted Answer

Secure the scene

Answer

Scan the scene

Answer

Secure and collect

Answer

Search the scene

Question 25

How can collusion be prevented at a crime scene?

Accepted Answer

By separating witnesses to prevent them from creating a story

Answer

By determining if the scene is a primary or secondary crime scene

Answer

By making sure all evidence is properly packaged and labeled

Answer

By having the photography unit take photos of the overall area

Question 26

Correct collection of evidence requires which of the following?

Accepted Answer

all of the above

Answer

documenting the location where the evidence was found

Answer

correct packaging of evidence

Answer

maintaining proper chain of custody

Question 27

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

Accepted Answer

Distances and dimensions

Answer

Positioning of evidence

Answer

Condition of evidence

Answer

Close-ups and details

Question 28

When you sketch the crime scene, you should include: (check all that apply)

Accepted Answer

your name

Accepted Answer

the date and time

Accepted Answer

the location

Accepted Answer

a list of the evidence found

Question 29

Crime scene documentation is accomplished through _________ and ___________.

Accepted Answer

sketching, photography

Answer

sketching, witness interviews

Answer

witness interviews, photography

Answer

peripheral analysis, FTIR data

Question 30

What happens to the evidence if the photographic protocols are not followed correctly?

Accepted Answer

the evidence can be considered inadmissible in court

Answer

Nothing

Answer

the defendant automatically is convicted

Answer

the defendant is automatically set free

Question 31

The purpose of overview photos is

Accepted Answer

to show all pieces of evidence in the crime scene

Answer

to show the very small details of a crime scene

Answer

to show measurements

Answer

to show exact motive

Question 32

When measuring placement of evidence in a crime scene,

Accepted Answer

measure from permanent structures

Answer

measure from the closest piece of evidence

Answer

measure from any angle to the nearest wall

Answer

measure using inches, not centimeters

Question 33

Which should NOT be included in any forensic photos?

Accepted Answer

people involved in the investigation

Answer

time and date

Answer

evidence markers

Answer

scales

Question 34

Which of the following is not included in a crime scene sketch

Accepted Answer

Weather

Answer

Reference points for placement of evidence

Answer

Scale

Answer

Distance measurements

Question 35

Blood evidence is packaged by _____.

Accepted Answer

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

Answer

packing in an air tight container.

Answer

packing in a plastic bag.

Answer

packing in a glass container.

Question 36

Crime scene procedure starts with _______ and ends with _________.

Accepted Answer

securing the scene; processing

Answer

documenting; securing the scene

Answer

examining; collecting evidence

Answer

collecting evidence; securing the scene

Question 37

Physical evidence found in small, measurable amounts

Accepted Answer

trace evidence

Answer

testimonial evidence

Answer

primary evidence

Answer

secondary evidence

Question 38

Person who determines the preliminary cause of death at the crime scene and conducts an autopsy

Accepted Answer

medical examiner

Answer

detective

Answer

CSI unit

Answer

attorney

Question 39

Which of the following is the first priority of the first officer arriving at a crime scene?

Accepted Answer

Getting medical assistance for injured individuals

Answer

Excluding all unauthorized personnel

Answer

Securing the boundaries

Answer

Isolating the area

Question 40

What is the first step in processing a crime scene?

Accepted Answer

Securing the perimeter

Answer

Photography

Answer

Rough sketch

Answer

Finished sketch

Question 41

Hairs are an example of trace evidence.

Accepted Answer

True

Answer

False

Question 42

Which type of search pattern is shown in this image?

Accepted Answer

Grid search

Answer

Spiral seach

Answer

Line search

Answer

Zone search

Question 43

Which step involves putting the witnesses in separate rooms?

Accepted Answer

Step 2

Answer

Step 1

Answer

Step 3

Answer

Step 4

Question 44

A ____________ search is simply two parallel searches, offset by 90 degrees, performed one after the other.

Accepted Answer

Grid

Answer

Parallel

Answer

Zone

Answer

Inward spiral

Answer

Outward spiral

Question 45

A ____________ search is when the CSI starts at the perimeter of the crime scene and works their way towards the center

Accepted Answer

Spiral

Answer

Quadrant

Answer

Grid

Answer

Zone

Question 46

What is the correct order of steps to process a crime scene?

1 - sketching the scene

2 - separating the witnesses

3 - securing evidence

4 - scanning the scene

Accepted Answer

2,4,1,3

Answer

1,2,3,4

Answer

3,1,2,4

Answer

2,1,3,4

Question 47

All of the following are search patterns EXCEPT for

Accepted Answer

free form

Answer

quadrant

Answer

grid

Answer

linear

Question 48

Which is NOT typically part of a crime scene sketch?

Accepted Answer

Color

Answer

Scale

Answer

North arrow

Answer

Labels for evidence

Question 49

Which is NOT one of the Seven S's of crime scene investigation?

Accepted Answer

Sign Off the Evidence

Answer

See the Scene

Answer

Sketch the Scene

Answer

Search for Evidence

Question 50

Which is NOT a method to search for evidence?

Accepted Answer

Lattice

Answer

Spiral

Answer

Grid

Answer

Zone

Question 51

The best way of performing a search is by covering the area in _______________ .

Accepted Answer

a systematic way.

Answer

a cross linear way

Answer

with many people using different techniques.

Answer

various ways.

Question 52

The purpose of proper packaging is to prevent all of the following except...

Accepted Answer

All are reasons to properly package

Answer

Breaking

Answer

Spoiling

Answer

Loss

Answer

Contamination

Question 53

All are considered fixed points except...

Accepted Answer

desk

Answer

Door frame

Answer

wall

Answer

window frame

Question 54

Typically, rough sketches are NOT which of the following

Accepted Answer

Drawn to scale

Answer

Drawn with pencil

Answer

Drawn at the crime scene

Answer

Drawn after photos are taken

Question 55

A folded paper used to hold trace evidence

Accepted Answer

bindle

Answer

envelope

Answer

baggie

Answer

chain of custody

Question 56

Which of the following is not a crime-scene search pattern?

Accepted Answer

triangulation

Answer

grid

Answer

linear

Answer

spiral

Answer

quadrant

Question 57

A crime-scene sketch should include all of the following except

Accepted Answer

the type of search pattern used to collect the evidence

Answer

a scale of distance

Answer

date and location of the crime scene

Answer

a north heading on the diagram

Question 58

What is the purpose of a rough sketch in crime scene sketching?

Accepted Answer

To outline the crime scene

Answer

To create a legend

Answer

To present in the courtroom

Answer

To draw to scale

Question 59

Type of cuticle:

Accepted Answer

coronal

Answer

imbricate

Answer

spinous

Answer

continuous

Question 60

The central core of the hair is called the...?

Accepted Answer

Medulla

Answer

Cuticle

Answer

Cortex

Answer

Shaft

Question 61

The hair follicle is dormant and hairs are easily lost during which stage of the hair life cycle?

Accepted Answer

Telogen

Answer

Anagen

Answer

Catagen

Answer

Metagen

Question 62

The tough clear outside covering of a hair shaft is

Accepted Answer

cuticle

Answer

cortex

Answer

medulla

Answer

polymer

Question 63

The middle layer of a hair shaft that contains pigment

Accepted Answer

the cortex

Answer

the medulla

Answer

the cuticle

Answer

the polymer

Question 64

What type of evidence is hair without the follicular tag considered?

Accepted Answer

Class

Answer

Individual

Forensic Science Unit 1 Practice

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