Forensics Practice

1. The list of persons who come into possession of an item

of evidence is known as the:

A. Evidence chain

B. Chain of command

C. Chain of custody

D. Chain of evidence

2. Hair samples have been collected at a crime scene. Can

the hair be identified as coming from male or female with

no root attached?

A. Yes

B. No

C. Unsure

D. Not applicable

3. Forensic crime scene investigators are responsible for

which of the following?

A. Securing, examining, and analyzing crime scenes

B. The collection and identification of the physical

evidence

C. Documenting the scene through photography,

notes, and sketches

D. All of the above

4. What is the main difference between a rough and final

sketch?

A. Supervisor approval

B. Labels

C. Digital format

D. Scale

5. In which county was the first case of a conviction based

on fingerprint evidence?

A. Australia

B. Argentina

C. China

D. Germany

6. Of the following options, which is the least reliable source

of evidence?

A. DNA data

B. Latent fingerprints

C. Video surveillance footage

D. Eyewitness accounts

7. The original location of a crime scene or accident is

known as the _____ crime scene.

A. First

B. Primary

C. Origional

D. Initial

8. The types of fingerprints investigators are likely to find

are:

A. Patent, plastic, and latent

B. Patent, personal, and latent

C. Personal, plastic, and latent

D. Patent, plastic, and personal

9. Which of the following is used to give evidence a

numerical value?

A. Scale

B. Ruler

C. Marker

D. None of the above

10. Corroborative evidence is:

A. Evidence that supports other evidence

B. Evidence that associates an individual with another

individual

C. Evidence that links an individual with a particular

location

D. Evidence that refutes other evidence

11. What is the name for the outermost layer of your skin?

A. Hypodermis

B. Epidermis

C. Dermis

D. None of the above

12. The pattern used to conduct a search at a crime scene

depends on the:

A. Personal preference of the investigator

B. Type of crime committed

C. Time of year and weather

D. Size and location of the area being searched

13. The study of bullets and ammunition through the

comparison of fired bullets, cartridges, guns, and

gunpowder patterns on people and objects is called:

A. Toxicology

B. Ballistics

C. Microscopy

D. None of the above

14. When a forensic crime scene investigator strings a blood

spatter stain, what is the investigator trying to determine?

A. The area of convergence

B. The type of weapon used

C. Both A & B

D. Nether A or B

15. A CSI team discovers a bullet in a wall near where a

murder occurred. The team also finds a firearm 20 feet

from the scene. How can the team determine if the bullet

came from the firearm?

A. Do a ballistics report at the lab

B. Visually compare the bullet to the gun

C. Test both for fingerprints

D. Fire some test rounds into the wall and

compare them

16. A body was found burnt in a bed. The CSI team found

clues to suggest that a fire was set on purpose. Which of

these clues would indicate purposeful arson?

A. Burns on the wall

B. Burnt furniture

C. Candles in the house

D. Trace flammable liquid

17. Crime scene investigators use handheld scanners to

capture _____ images of blood spatters.

A. Photographic

B. Pixelated

C. High-resolution

D. Detailed

18. In 1973, a CSI team found evidence in a case that lead

to the conviction of Joey for murder. In 2009, Joey

requested a thorough test of all physical evidence from

his case, which lead to his exoneration. What specific

testing, which did not exist in 1973, was used?

A. Ballistics testing

B. Fingerprint testing

C. GPS locating

D. DNA testing

19. _____ blood stains are created when an object swung in

an arc flings blood onto nearby surfaces.

A. Impression

B. Swipe

C. Gunshot

D. Cast-off

20. Is it possible to find deleted files on a computer of a

suspect?

A. Yes

B. No

C. Unsure

D. Not applicable

21. Which unit is responsible for examining body fluids and

organs for the presence of drugs and poisons?

A. Toxicology unit

B. Physical science unit

C. Biology unit

D. Trace evidence unit

22. _____ was the first author to utilize fingerprint evidence

to solve a fictional crime.

A. J. Edgar Hoover

B. Thomas Jennings

C. Mark Twain

D. None of the above

23. Which of the following is NOT one of the three basic

types of fingerprint patterns?

A. Loops

B. Spirals

C. Arches

D. Whorls

24. Crime scene sketches must be clear and show the

_______ of each item of evidence.

A. General placement

B. Exact measurements

C. Coordinate position

D. Estimated value

25. Trace evidence is general analyzed through:

A. Microscopic examinations

B. Chemical reactions

C. DNA testing

D. All of the above

26. At what age do human beings develop fingerprints?

A. At six months gestation

B. At birth

C. At three months gestation

D. At two weeks of age

27. After death, the body loses heat at a rate of about 1.5

degrees per hour until it reaches _______ temperature.

A. body

B. ambient

C. elevated

D. decreased

28. Which form of crime scene measurement involves two

fixed and permanent points for measurements?

A. Baseline

B. Triangulation

C. Azimuth

D. None of the above

29. How long has DNA evidence been widely used in

criminal proceedings?

A. Less than 5 years

B. Less than 10 years

C. The last 15-20 years

D. For over 20 years

30. This recently-developed process allows investigators

to detect hard-to-see splatters of blood, and it has the

potential to revolutionize crime scene investigations.

A. Hyperspectral imaging

B. High-resolution imaging

C. 3D imaging

D. 3D high-resolution imaging

31. Which of the following statements about fingerprints is

NOT true?

A. Fingerprints are unique for every human being

B. Fingerprint patterns do not change with growth or

age

C. Identical twins do not have matching fingerprints

D. Fingerprints are no more similar between family

members than they are between strangers

32. A male and female skeleton are different. Which of the

following statements is not true?

A. The male skull is usually larger than the female skull.

B. The male skill has a larger brow ridge than the

female.

C. The female chin is usually more rounded or

pointed than the male chin.

D. The female pelvis is usually deeper than the male

pelvis.

33. When the source or authenticity of a document is in

question, that document is deemed to be a:

A. Void document

B. Questioned document

C. Useless document

D. Irrelevant document

34. What type of fingerprints are not visible to the naked

eye but are developed using powders or chemical

processes?

A. Loop

B. Arch

C. Patent

D. Latent

35. DNA (deoxyribonucleic acid) is the genetic material in

our cells that control heredity and plays a large role in

determining our physical characteristics. Which of the

following statements is not true?

A. Only identical twins will have identical DNA.

B. DNA can show a person’s gender, but not their age

or race.

C. Identical twins can have different fingerprints.

D. Red blood cells are the best source of DNA.

36. _____ fingerprints are recorded in a tacky, pliable

material or object.

A. Patent

B. Latent

C. Plastic

D. None of the above

37. A leather glove is found at a crime scene. Which process

would most likely be used to develop fingerprints on the

glove?

A. Iodine fuming

B. Powder process

C. Cyanoacrylate fuming

D. Ninhydrin

38. Evidence can be either:

A. Direct or circumstantial

B. Direct or indirect

C. Probable or circumstantial

D. Probably or reconstructive

39. By simply _____ the blood at a crime scene, investigators

narrow their suspect list and completely exonerate some

suspects.

A. swabbing

B. photographing

C. typing

D. profiling

40. Forensic anthropology involves the retrieval and

identification of human remains. A skeleton provides

a lot of information about the deceased. Which of the

following is not able to be deduced from a modern

human skeleton?

A. Ethnic background

B. State of health

C. Occupation

D. Intelligence

41. Considering mode of administration, poison acts more

rapidly when:

A. Applied to skin

B. Injected subcutaneously

C. Injected intramuscularly

D. Inhaled in gaseous state

42. What causes fingerprints to be left behind when items

are touched?

A. Smoothness of the surface we touch

B. Dust on the items

C. Moisture in the air

D. Oils on the skin

43. An alternate location where additional evidence of a

crime may be found is known as the _______ crime

scene.

A. Contact

B. Alternate

C. Secondary

D. Additional

44. When identifying victims of disasters, such as plane and

train crashes, approximately 93 percent of identifications

are made on the basis of which characteristic?

A. Personal effects

B. Skeletal characteristics

C. Dental records

D. DNA analysis

45. Which of the following observations would be a sure sign

that a person is deceased?

A. Decapitation

B. Lack of movement

C. Lack of heartbeat

D. Lack of breathing

46. What is the name of the condition involving the body’s

temperature decreasing after an individual dies?

A. Colitis

B. The weather

C. Algor fever

D. Algor mortis

47. After the crime scene is secured, the first officer to arrive

establishes a_____, which is basically a sign-in sheet that

must be signed by any and all visitors to the scene.

A. Crime scene log

B. Security log

C. Security check-in sheet

D. Crime scene security sheet

48. Shoeprints, tire tracks, and tool marks are all types of

_____ evidence.

A. Ballistic

B. Identifying

C. Impression

D. Circumstantial

49. Feathers are an example of which type of evidence?

A. Trace evidence

B. Individual evidence

C. Biological evidence

D. Physical evidence

50. If there is a case of arson, the easiest way to find and

identify an accelerant is to use what?

A. Tweezers

B. Your nose

C. Latex gloves

D. A sniffer