Forensics Practice

What is the list of persons who come into possession of an item of evidence known as?

A) Chain of command

B) Chain of custody

C) Evidence log

D) Evidence list

B) Chain of custody

Can hair samples be identified as coming from male or female without a root attached?

A) Yes

B) No

B) No

What are forensic crime scene investigators responsible for?

A) Securing, examining, and analyzing crime scenes

B) The collection and identification of physical evidence

C) Documenting the scene through photography, notes, and sketches

D) All of the above

D) All of the above

What is the main difference between a rough and final sketch?

A) Detail

B) Scale

C) Accuracy

D) Color

B) Scale

Which country had the first case of a conviction based on fingerprint evidence?

A) United States

B) United Kingdom

C) Argentina

D) Germany

C) Argentina

Which is the least reliable source of evidence?

A) Physical evidence

B) Eyewitness accounts

C) DNA evidence

D) Expert testimony

B) Eyewitness accounts

What is the original location of a crime scene known as?

A) Secondary crime scene

B) Primary crime scene

C) Main crime scene

D) Initial crime scene

B) Primary crime scene

What types of fingerprints are investigators likely to find?

A) Patent, plastic, and latent

B) Spiral, rectangular, and random

C) Permanent and temporary

D) Visible and invisible

A) Patent, plastic, and latent

What is used to give evidence a numerical value?

A) Evidence scale

B) Measure tool

C) Scale

D) Weighing machine

C) Scale

What is corroborative evidence?

A) Evidence from only one source

B) Evidence that supports other evidence

C) Evidence that is not reliable

D) None of the above

B) Evidence that supports other evidence

What is the outermost layer of your skin called?

A) Dermis

B) Epidermis

C) Subcutaneous layer

D) Follicle

B) Epidermis

What does the pattern used to conduct a search at a crime scene depend on?

A) Weather conditions

B) Size and location of the area being searched

C) Number of investigators

D) Type of crime

B) Size and location of the area being searched

What is the study of bullets and ammunition called?

A) Toxicology

B) Forensics

C) Ballistics

D) Chemistry

C) Ballistics

What does a forensic crime scene investigator try to determine by stringing a blood spatter stain?

A) Location of the suspect

B) Type of weapon

C) The area of convergence

D) Time of death

C) The area of convergence

How can a CSI team determine if a bullet came from a firearm found at the scene?

A) Visual inspection

B) Do a ballistics report at the lab

C) Check for fingerprints

D) Ask the suspect

B) Do a ballistics report at the lab

Which clue indicates purposeful arson?

A) Trace flammable liquid

B) Unusual fire patterns

C) Multiple ignition points

D) All of the above

D) All of the above

What type of images do crime scene investigators capture of blood spatters with handheld scanners?

A) Low-resolution images

B) High-resolution images

C) Black and white images

D) Thermal images

B) High-resolution images

What specific testing led to Joey's exoneration that did not exist in 1973?

A) Blood typing

B) DNA testing

C) Fingerprint analysis

D) Toxicology testing

B) DNA testing

What are cast-off blood stains?

A) Blood created in a pool

B) Blood created when an object swung in an arc flings blood onto nearby surfaces

C) Blood that drips from a body

D) None of the above

B) Blood created when an object swung in an arc flings blood onto nearby surfaces.

Is it possible to find deleted files on a suspect's computer?

A) Yes

B) No

A) Yes

Which unit examines body fluids and organs for drugs and poisons?

A) Forensic unit

B) Pathology unit

C) Toxicology unit

D) Investigation unit

C) Toxicology unit

Who was the first author to use fingerprint evidence to solve a crime?

A) Thomas Jennings

B) Henry Lee

C) Edgar Allan Poe

D) Sir Francis Galton

A) Thomas Jennings

Which is NOT one of the three basic types of fingerprint patterns?

A) Loops

B) Whorls

C) Arch

D) Spirals

D) Spirals

What must crime scene sketches show regarding evidence?

A) Only general location

B) Exact measurements

C) Hidden evidence

D) None of the above

B) Exact measurements

How is trace evidence generally analyzed?

A) By smell

B) Chemical reactions

C) Microscopic examinations

D) Visual inspections

C) Microscopic examinations

At what age do human beings develop fingerprints?

A) At birth

B) At three months gestation

C) At six months gestation

D) At one year old

C) At six months gestation

At what rate does the body lose heat after death?

A) 1 degree per hour

B) 1.5 degrees per hour until it reaches ambient temperature

C) 2 degrees per hour

D) 0.5 degrees per hour

B) 1.5 degrees per hour until it reaches ambient temperature.

What measurement involves two fixed and permanent points?

A) Linear measurement

B) Triangulation

C) Proportional measurement

D) Fixed measurement

B) Triangulation

How long has DNA evidence been widely used in criminal proceedings?

A) For over 10 years

B) For over 20 years

C) For over 30 years

D) For over 40 years

B) For over 20 years

What process allows detectives to detect hard-to-see blood splatters?

A) Ultraviolet lighting

B) Infrared imaging

C) Hyperspectral imaging

D) Thermal imaging

C) Hyperspectral imaging

Which statement about fingerprints is NOT true?

A) They are unique to individuals

B) Fingerprint patterns do not change with growth or age

C) They can be altered by injury

D) None of the above

B) Fingerprint patterns do not change with growth or age.

What is the main difference between a male and female skeleton?

A) The female skull is larger

B) The female pelvis is usually shallower than the male pelvis

C) The femur is longer in females

D) There is no difference

B) The female pelvis is usually shallower than the male pelvis.

What is a document called when its source or authenticity is in question?

A) Original document

B) Official document

C) Questioned document

D) Authentic document

C) Questioned document

What type of fingerprints are not visible to the naked eye?

A) Patent fingerprints

B) Plastic fingerprints

C) Latent fingerprints

D) Enhanced fingerprints

C) Latent fingerprints

Which process would likely be used to develop fingerprints on a leather glove?

A) Superglue fuming

B) Ink method

C) Water method

D) Exclusion method

A) Cyanoacrylate fuming

What types of evidence can be classified as direct or circumstantial?

A) Testimonial evidence

B) Biological evidence

C) Evidence can be either direct or circumstantial

D) Tangible evidence

C) Evidence can be either direct or circumstantial.

What helps investigators narrow their suspect list at a crime scene?

A) Physical evidence

B) Typing the blood

C) Eyewitness statements

D) Surveillance footage

B) Typing the blood.

What can be deduced from a modern human skeleton?

A) Time of death

B) Ethnic background

C) Cause of death

D) Gender

B) Ethnic background.

Which characteristic is primarily used for identifying victims of disasters?

A) Fingerprints

B) DNA

C) Dental records

D) Bone structure

C) Dental records.

What is a sure sign that a person is deceased?

A) Rigor mortis

B) Decapitation

C) Body warmth

D) Fixed features

B) Decapitation.

What is the condition of a body's temperature decreasing after death called?

A) Hypostasis

B) Rigor mortis

C) Algor mortis

D) Autolysis

C) Algor mortis.

What must the first officer to arrive at a crime scene establish?

A) An evidence log

B) A perimeter

C) A crime scene log

D) A witness list

C) A crime scene log.

Shoeprints and tire tracks are types of which evidence?

A) Physical evidence

B) Impression evidence

C) Trace evidence

D) Direct evidence

B) Impression evidence.

What type of evidence are feathers an example of?

A) Trace evidence

B) Biological evidence

C) Physical evidence

D) Circumstantial evidence

A) Trace evidence.

What is the easiest way to find and identify an accelerant in an arson case?

A) Sniffer

B) Tests

C) Visual inspection

D) Sampling

A) A sniffer.