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Forensics 1st Semester Final Exam

Total questions: 75

Worksheet time: 1hrs 8mins

Name
Class
Date
1.

Dayana and Madelyn are conducting a science experiment. They are following a step by step way of asking and solving observations and questions. What is this method called?

a)

data

b)

scientific method

c)

observatories

d)

control groups

2.
The summary at the end of an experiment that explains the results is... 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
3.

In a science fair, Alexia made a testable prediction about her project. Alexia correctly referred to this as a(n)

a)

Question

b)

Observation

c)

Hypothesis

d)

Experiment

4.

Chaio and Marlene are conducting a science experiment. The information they collect while performing the experiment is called

a)

conclusions

b)

data

c)

hypotheses

d)

procedures

5.

Forensics can best be described as using ___ to enforce the ___

a)

science, law

b)

science, admissibility

c)

law, scientific method

d)

scientific methods, evidence process

6.

Toxicology is a field that involves the analysis of

a)

teeth

b)

poisons

c)

digital documents

d)

fingerprints

7.

The initial popularity of forensics can be attributed to what artistic work?

a)

Bill Nye the Science Guy

b)

Sherlock Holmes

c)

Harry Potter

d)

The great paintings of Forensics Frank

8.

Zynaya and Yanely are participating in a quiz competition. The quizmaster asks, 'The first federal forensics lab services in the USA were established by which organization?'

a)

FBI

b)

DEA

c)

Los Angeles Police Squad

d)

Royal Mounted Police

9.

In the 1960's, 1/2 of all forensics requests involved

a)

drugs

b)

murder

c)

breaking and entering

d)

forgery

10.

DNA cannot be obtained from the following materials

a)

Blood

b)

Semen

c)

saliva

d)

teeth

11.

The largest state DNA profile in the country contains over 1,000,000 profiles in the state of

a)

California

b)

New York

c)

Texas

d)

Florida

12.

During a court hearing, James, an expert witness, was asked to share his personal opinion related to Dulce's drug charges. Can his testimony include his personal opinion?

a)

True

b)

False

13.

A(n) __________ is a person who can demonstrate a particular skill or knowledge in a trade or profession that can help the court determine the truth of the matter at hand.

a)

expert witness

b)

eye witness

c)

scientific witness

d)

educated witness

14.

True or false? The expert witness’s mood might play a role in deciding how the court will use their testimony.

a)

True

b)

False

15.

The increasing demand for__________ analysis has been the single most important factor in the recent expansion of crime labs in the United States.

a)

drug

b)

materials

c)

poison

d)

blood

16.

Why is it important to preserve a crime scene?

a)

It is not important

b)

To perform a proper investigation

c)

To give time for proper body decomposition

d)

To give for onlookers to have a good look

17.

At a school event, Robert and Eduardo were the first officers on the scene when a small fire broke out. What responsibilities should they have included?

a)

secure the area around the fire

b)

isolate the area to prevent people from getting too close

c)

collect evidence about what might have caused the fire

d)

create a rough sketch of the scene for future reference

18.

What term is used to describe the sequence in which evidence is managed during a case investigation?

a)

Evidence Sequence

b)

Chain of custody

c)

Investigation Order

d)

Case Chain

19.

1.       The term ____________encompasses all objects. It can establish or disprove whether a crime has been committed.

a)

physical evidence

b)

sweepings

c)

custody property

d)

objectalls

20.

True or false? Scientific evaluation of crime scene evidence can usually overcome the results of a poorly conducted criminal investigation

a)

True

b)

False

21.

Bianca and Marlene are role-playing a crime scene investigation. In their role-play, priority should be given to obtaining _____________ for individuals in need of it and attempt to minimize disturbance of evidence.

a)

medical aid

b)

compensation

c)

crime guides

d)

food

22.

The_______________ arriving on the scene of a crime is responsible for taking steps to preserve and protect the area to the greatest extent possible.

a)

first officer

b)

protection aid

c)

first pilot

d)

ambulance

23.

True or false? Crime scene notes should be written from the memory back at the library.

a)

True

b)

False

24.

Before located evidence is collected, It must be fully described in the investigator’s _____________

a)

notebook

b)

final sketch

c)

biopsy

d)

autopsy report

25.

True or false, when an injured or deceased victim is present at the scene, the state of the body before being moved should be observed but not recorded.

a)

True

b)

False

26.

True or false. A regular mailing envelope is considered a good evidence container.

a)

True

b)

False

27.

Cesar is the first officer at the scene of an outdoor assault. He finds the victim bleeding but conscious, with two of the victim’s friends and several onlookers standing nearby. He calls for backup and quickly glances around but sees no one fleeing the scene. Describe the next step he should take while waiting for backup to arrive.

a)

Collect evidence

b)

Call for medical aid

c)

Apprehend the suspect

d)

Question the family

28.

Documentation and recording of how evidence was handled from start

to finish; used to maintain and document chronological history of evidence from

collection to appearance in court

a)

Chain of custody

b)

Evidence submission form

c)

Documentation Procedures

d)

Codes of Officer Standards

29.

The initial survey of the crime scene should be done in a ____ manner, taking ___ of observations at the scene

a)

systematic, notes

b)

step by step, descriptions

c)

erratic, digital recordings

d)

obtuse, suspicions

30.

Correct collection of evidence requires which of the following?

a)

documenting the location where the evidence was found

b)

correct packaging of evidence

c)

maintaining proper chain of custody

d)

all of the above

31.

During a school field trip to the local police station, Bryan noticed one person meticulously documenting the crime scene and collecting physical evidence. Who was this person likely to be?

a)

Crime Scene investigator

b)

First responder

c)

Specialist

32.

A feature or quality belonging typically to a person, place, or thing that serves to identify it

a)

Characteristics

b)

Comparison

c)

Individual

d)

Rapid DNA

33.

Examples of biological evidence

a)

blood

b)

semen

c)

saliva

d)

fingerprints

34.

Samples used for explosive analysis include

a)

residues

b)

powders

c)

detonators

d)

poisons

35.

When we ___, one analyzes a piece of evidence against a reference sample

a)

identify

b)

compare

c)

delude

d)

allude

36.

One of the frustrations and limitations of forensics is that most pieces of evidence do not have just one common origin. Most evidence is said to have ________

a)

class characteristics

b)

non common origins

c)

group findings

d)

immoral ramification

37.

There are four blood types. A, B, __ and O

a)

AB

b)

ABC

c)

+

d)

-

38.

Only ___ technology can provide enough factors so that we can clearly say that blood comes from a single person. Or an identical twin

a)

DNA

b)

Fingerprint

c)

Forensics

d)

Dianetics

39.

Characteristics may _______ a person from suspicion. For example, if blood type A is linked to the suspect, any individual with a different blood type can be eliminated from consideration.

a)

exclude

b)

indicte

c)

lead

d)

link

40.
The drop shown above would have more than likely been dropped from an angle of 
a)
90
b)
50
c)
30
d)
10
41.

Dayana was at a crime scene investigation. She noticed a pattern on the floor and asked Joseph, 'What does the following look like to you?'

a)

cast off

b)

walking drip

c)

splash

d)

medium velocity impact 

42.
The following drops can tell you:
a)
direction 
b)
low impact angle
c)
tails
d)
all of these
43.
The lines in the picture are referred to as lines of ___.
a)
convergence
b)
agreement
c)
tangents
d)
credit
44.
Which one of these was dropped from the biggest angle?
a)
1 (top left)
b)
4 (top right)
c)
7 (bottom left)
d)
9 (bottom right)
45.

Eduardo comes across a bloody crime scene. He is careless and steps in the blood then walks away. What type of blood spatter pattern did he leave behind?

a)

Transfer/Contact

b)

Swipe

c)

Wipe

d)

Saturation

46.

As the angle of impact gets smaller, what happens to the tail?

a)

Gets longer

b)

Gets shorter

c)

Stays the same

47.

What direction did this blood come from?

a)

Top

b)

Bottom

c)

Left

d)

Right

48.

Yanely gets punched in the nose by Zynaya. Yanely is bleeding from her nose. She climbs a ladder to see how blood spills from different heights onto a white sheet. What happens to the size of the blood stain as she drops the blood from increasing heights?

a)

Gets larger.

b)

Gets smaller.

c)

Stays the same size.

49.

Blood dripping off a weapon would be considered

a)

Passive blood spatter

b)

Projected blood spatter

c)

Transfer blood

50.

During a forensics class, Robert showed a picture of a crime scene to Cesar and Eduardo. He asked, 'What blood spatter pattern is seen in this picture?'

a)

Cast Off

b)

Medium Velocity

c)

Void

d)

High Velocity

51.
What type of blood spatter is typically created from a gunshot?
a)
Medium Velocity
b)
High Velocity
c)
Cast-Off
d)
Void
52.

Marlene, Kimberly and Mr. Perez are studying forensics and come across a crime scene. They notice a pattern of blood spatter. Kimberly thinks it's from a gun shot. What pattern of blood spatter do you think it is?

a)

arterial gushes

b)

splash

c)

smear

d)

pool

53.

A bullet was fired from a 2nd floor (25ft) window at a distance of 100 ft from the victim. Which equation woulld be the best to find the angle that the bullet entered the victim.

a)

tangent of the angle

b)

sine of the angle

c)

cosine of the angle

d)

the squared root of the radius

54.

During a forensics class experiment, Alexia and Joseph were studying blood spatter patterns. They observed a blood droplet traveling at a speed of 10 ft per second. This would be classified as:

a)

low velocity spatter

b)

medium velocity spatter

c)

high velocity spatter

d)

none of the above

55.

When a victim is shot, somestimes blood can travel towards the gun of the shooter. This is known as:

a)

gun spatter

b)

back spatter

c)

forward spatter

d)

reverse spatter

56.

Kimberly and Bryan are detectives who have just arrived at a crime scene. They know that their search of the scene should be immediate and thorough. If they fail to do this, what could they be accused of?

a)

Negligence

b)

Covering Up

c)

Tampering

d)

Laundering

57.

What symbol is used to indicate a biohazard when handling body fluids?

a)

A red cross

b)

A green triangle

c)

A yellow circle

d)

A biohazard symbol

58.

Blood does not consist of the following:

a)

Red Blood cells

b)

white blood cells

c)

pink blood cells

d)

platelets

59.

Chaio was playing in the park and he fell down, causing a slight cut on his knee. Dulce quickly ran to get the first aid kit. Mr Perez explained to Chaio that a certain component in his blood will help his knee heal from the cut. Which blood component was Mr Perez referring to?

a)

Red Blood cells

b)

White blood cells

c)

Pink blood cells

d)

Platelets

60.

This molecule found in blood allows cells to carry oxygen

a)

Hemoglobin

b)

Oxygen

c)

Metformin

d)

Lycanthrope

61.

Allyson, Juliana and Corrine are working in a lab and they need to collect some body fluids for testing. How should they mark the container?

a)

Biohazard

b)

Toxic

c)

DNA On Board

d)

No special markings are required

62.

Which letter best shows the origin of the blood?

a)

A

b)

B

c)

C

d)

D

63.

These droples indicate blood that was dropped at different

a)

heights

b)

directions

c)

angles

d)

speeds

64.
If you have the rH factor then your blood is +.
a)
False
b)
True
65.

What blood type do you need to be a universal donor?

a)

Type AB+

b)

Type O-

c)

Type B-

d)

Type A-

66.

What can happen if you receive the wrong blood type?

a)

It changes your blood type.

b)

You might need new white blood cells.

c)

your cells will clump together and you could die.

d)

You will get too much oxygen.

67.
A person harmed, injured, or killed as a result of a crime
a)
The body
b)
victim
c)
out of luck
d)
suspect
68.
A person thought to be guilty of a crime or offense
a)
victim
b)
officer
c)
suspect
d)
bad guy
69.
The application of a broad range of sciences to answer legal questions
a)
Health Science
b)
Law Science
c)
Physical Science
d)
Forensic Science
70.
Processing a crime scene involves:
a)
only collecting evidence and taking pictures
b)
Collecting evidence, sketching the scene, taking pictures, interviewing suspects, and examining the scene
c)
only examining the scene and interviewing suspects
d)
only sketching the scene, taking pictures, and interviewing suspects
71.
Which statement is TRUE about collecting evidence at a crime scene?
a)
It is NOT used to determine whether a crime has been committed.
b)
It can only be used to link a suspect with the crime scene.
c)
No special procedures need to be followed to prevent contamination.
d)
The evidence is further analyzed at a laboratory.
72.
Biological evidence would include....
a)
clothing, hats, shoes
b)
blood, semen, saliva, bones, hair, DNA
c)
paint chips, broken glass and chemicals
d)
soil and plant material
73.
Which of the following is the first priority of the first officer arriving at a crime scene?
a)
Excluding all unauthorized personnel
b)
Getting medical assistance for injured individuals
c)
Securing the boundaries
d)
Isolating the area
74.
Who are typically first at the crime scene?
a)
Police
b)
CSI Unit 
c)
Detectives
d)
District attorney 
75.
Person who determines the preliminary cause of death at the crime scene and conducts an autopsy
a)
detective
b)
CSI unit 
c)
medical examiner
d)
attorney