Introduction to Forensic Science Exam Practice Tests
Course Introduction
Introduction to Forensic Science provides students with a foundational understanding of how scientific principles are applied within the realm of law and criminal justice. The course explores the roles and responsibilities of forensic scientists, the types of evidence commonly analyzed including physical, biological, and chemical evidence and the methodologies used in crime scene investigation, evidence collection, and laboratory analysis. Emphasis is placed on the integration of science with law enforcement, ethical considerations in forensic work, and the impact of forensic evidence in the courtroom. Through case studies and hands-on activities, students gain practical insights into the critical thinking and problem-solving skills required in the field of forensic science.
Recommended Textbook
Criminalistics An Introduction to Forensic Science 12th Edition by Richard Saferstein
Available Study Resources on Quizplus
20 Chapters
1894 Verified Questions
1894 Flashcards
Source URL: https://quizplus.com/study-set/1821
Page 2
Chapter 1: Introduction
Available Study Resources on Quizplus for this Chatper
106 Verified Questions
106 Flashcards
Source URL: https://quizplus.com/quiz/36191
Sample Questions
Q1) Describe the advantages of incorporating an evidence collection unit into the organizational structure of the crime laboratory.
Answer: Evidence technicians under the continuous direction of the crime laboratory are more likely to have received thorough training in the gathering of evidence at the crime site.
Evidence technicians,who are continuously exposed to the problems and techniques of the forensic scientist,are better prepared to adopt new procedures or modify existing procedures to improve evidence collection. Evidence technicians working out of the forensic laboratory will have at their disposal all the proper tools and supplies for proper collection and packaging of evidence for future scientific examination.
Q2) The physical science unit is responsible for examining burned or charred documents.
A)True
B)False
Answer: False
Q3) Forensic science is the application of science to the ________.
Answer: Law
To view all questions and flashcards with answers, click on the resource link above.
3
Chapter 2: The Crime Scene
Available Study Resources on Quizplus for this Chatper
131 Verified Questions
131 Flashcards
Source URL: https://quizplus.com/quiz/36192
Sample Questions
Q1) The three methods of crime scene recording are photography,sketches,and
Answer: Notes
Q2) The first responding officer should not make attempts at the crime scene to detain and question unauthorized personnel.
A)True
B)False
Answer: False
Q3) ________ materials should not be stored in airtight containers as this process could encourage the growth of mold.
Answer: Blood-stained
Q4) Bloodstained materials should be packaged in wrapping paper,manila envelopes,or paper bags.
A)True
B)False
Answer: True
Q5) Crime scene ________ must include a detailed written description of the scene with the location of items of physical evidence recovered.
Answer: Notes
To view all questions and flashcards with answers, click on the resource link above. Page 4
Chapter 3: Physical Evidence
Available Study Resources on Quizplus for this Chatper
72 Verified Questions
72 Flashcards
Source URL: https://quizplus.com/quiz/36193
Sample Questions
Q1) Shoeprints cannot be used to aid in a crime scene reconstruction.
A)True
B)False
Answer: False
Q2) To permit a positive identification,testing procedures must be sufficient to exclude all other substances.
A)True
B)False
Answer: True
Q3) The first step in ________ is determining which properties from the suspect and the standard/reference specimen to compare.
Answer: Comparison
Q4) The database that contains chemical and color information pertaining to original automotive paints is the:
A) PDQ.
B) NIBIN.
C) SICAR.
D) IAFIS.
Answer: A
To view all questions and flashcards with answers, click on the resource link above. Page 5
Chapter 4: Crime Scene Reconstruction: Blood Stain Pattern
Analysis
Available Study Resources on Quizplus for this Chatper
89 Verified Questions
89 Flashcards
Source URL: https://quizplus.com/quiz/36194
Sample Questions
Q1) In the grid method of bloodstain documentation,a grid of squares of known dimensions is created over an entire pattern in order to:
A) Show the relative sizes of bloodstains in photographs.
B) Prevent contamination of the bloodstains.
C) Collect bloodstains for delivery to the laboratory.
D) All of the above
Q2) The ________ of a bloodstain pattern in a three-dimensional space illustrates the position of the victim or suspect when the stain-producing event took place.
A) Void
B) Area of convergence
C) Directionality
D) Area of origin
Q3) In general,as the force of the impact on the source of blood increases,the velocity of the blood droplets emanating from the source ________.
Q4) The location of injury,the size of the wound created,the distance between the victim and the muzzle of the weapon all affect the amount of ________ spatter that occurs.
Q5) Cast-off patterns can show the ________ number of blows.
To view all questions and flashcards with answers, click on the resource link above. Page 6
Chapter 5: Death Investigation
Available Study Resources on Quizplus for this Chatper
108 Verified Questions
108 Flashcards
Source URL: https://quizplus.com/quiz/36195
Sample Questions
Q1) Rigor mortis refers to the:
A) Temperature of death.
B) Stiffness of death.
C) Color of death.
D) Time of death.
Q2) The postmortem interval can be affected by various environmental conditions.
A)True
B)False
Q3) The study of insects and their relation to a criminal investigation is known as forensic ________.
Q4) Adipocere typically takes about ________ weeks to develop.
A) 2
B) 4
C) 8
D) 12
Q5) What is postmortem redistribution and how do forensic pathologists avoid it?
Q6) Forensic entomology is often used to help estimate the time of death.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 7
Q7) A distinct smell of burnt almonds may accompany a death by ________ toxicity.
Chapter 6: Fingerprints
Available Study Resources on Quizplus for this Chatper
101 Verified Questions
101 Flashcards
Source URL: https://quizplus.com/quiz/36196
Sample Questions
Q1) What percentage of the population falls into the 1/1 Primary Classification category?
A) 30%
B) 20%
C) 25%
D) 10%
Q2) Which substance is a substitute for Ninhydrin?
A) DFO
B) RAY
C) MRM 10
D) RAM
Q3) The number of deltas found in an arch pattern is ________ the number of deltas found in a loop pattern.
A) Greater than
B) Less than
C) The same as
Q4) The primary classification is the first step in classifying fingerprints under the FBI system.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 8
Chapter 7: Forensic Biometrics
Available Study Resources on Quizplus for this Chatper
83 Verified Questions
83 Flashcards
Source URL: https://quizplus.com/quiz/36197
Sample Questions
Q1) The Interstate Photo System (IPS)has a criminal database containing millions of side-facing mugshot photos of individuals with tenprints on file.
A)True
B)False
Q2) Which of the following is one of the key advantages to EBGM?
A) A full facial image is required
B) Its extreme precision and accuracy
C) It works even with blurry or grainy images
D) Relatively inexpensive compared to other analyses
Q3) How long does it take IrisCode to generate a match?
A) 2-3 seconds
B) 20-30 seconds
C) 2-3 minutes
D) 4+ minutes
Q4) The NIR wavelength band is located within how many nanometers of the electromagnetic spectrum?
A) 100-300
B) 400-500
C) 700-900
D) 1000-1100
Page 9
To view all questions and flashcards with answers, click on the resource link above.
Chapter 8: The Microscope
Available Study Resources on Quizplus for this Chatper
88 Verified Questions
88 Flashcards
Source URL: https://quizplus.com/quiz/36198
Sample Questions
Q1) The stereoscopic microscope forms an inverted and reversed image.
A)True
B)False
Q2) The SEM produces an image that is stereoscopic in appearance.
A)True
B)False
Q3) It is not possible to identify a geographical origin by the type and percentages of airborne pollen grains.
A)True
B)False
Q4) The pollen of entomophilous plants is dispersed by wind.
A)True
B)False
Q5) Which type of pollen is rarely deposited on objects EXCEPT by direct contact with the plant?
A) Anemophilous
B) Exine
C) Entomophilous
D) Gametophyte
Q6) A ________ microscope is used to make side-by-side comparisons of specimens.
Page 10
To view all questions and flashcards with answers, click on the resource link above.
Chapter 9: Firearms, tool Marks, and Other Impressions
Available Study Resources on Quizplus for this Chatper
81 Verified Questions
81 Flashcards
Source URL: https://quizplus.com/quiz/36199
Sample Questions
Q1) Dust imprints found at a crime scene can be lifted using:
A) Photographic paper.
B) A silicone casting medium.
C) A scanning electron lifter.
D) An electrostatic lifting device.
Q2) The ________ the choke,the narrower the spread pattern of the pellets and the faster and farther the pellets will travel.
Q3) What is SICAR and how is it useful in comparing impressions?
Q4) Discuss five factors that influence the amount of gunpowder residue deposited on a target.
Q5) When a gun is recovered from an underwater location,it should be:
A) Transported to the crime lab in a container with enough of the same water necessary to keep it submerged.
B) Placed in an air-tight plastic bag.
C) Cleaned and dried.
D) Submitted to the crime lab in a paper bag.
Q6) Name three factors that can prevent a firearms examiner from obtaining a perfect match of striation markings around the periphery of two bullets.
Q7) ________ are the cut or low-lying portions between the lands in a rifled bore.
To view all questions and flashcards with answers, click on the resource link above. Page 11
Chapter 10: Matter, light, and Glass Examination
Available Study Resources on Quizplus for this Chatper
106 Verified Questions
106 Flashcards
Source URL: https://quizplus.com/quiz/36200
Sample Questions
Q1) Different phases are distinguished from one another by definite visible boundaries.
A)True
B)False
Q2) The use of the Celsius temperature scale by scientists is ________ their use of the Fahrenheit temperature scale.
A) Greater than
B) The same as
C) Less than
D) None of the above
Q3) When a substance undergoes a change of state from liquid to gas,the attractive forces between the molecules increase in strength.
A)True
B)False
Q4) Stress marks on the edge of a radial crack near the point of impact are:
A) Perpendicular to the side on which the force was applied.
B) Parallel to the side on which the force was applied.
C) Parallel to the side opposite the side on which the force was applied.
D) Perpendicular to the side of the glass facing outdoors.
To view all questions and flashcards with answers, click on the resource link above. Page 12
Chapter 11: Hairs and Fibers
Available Study Resources on Quizplus for this Chatper
101 Verified Questions
101 Flashcards
Source URL: https://quizplus.com/quiz/36201
Sample Questions
Q1) In comparing hairs,what aspects of the hair is the criminalist particularly interested in matching?
Name at least one other important feature that the criminalist might compare.
Q2) A criminalist is most likely to collect DNA from hairs in the catagen stage.
A)True
B)False
Q3) Name and briefly define the three layers of the hair shaft.
Q4) The entire hair is collected because a hair may show variation in color and other morphological features over its entire length.
A)True
B)False
Q5) Microscopic hair comparisons must be regarded by police and courts as:
A) Conclusive
B) Individualizing
C) Useless
D) Presumptive
Q6) The cortex derives its major forensic importance from the fact that it gives hair its color.
A)True
B)False
Page 13
To view all questions and flashcards with answers, click on the resource link above.
Chapter 12: Drugs
Available Study Resources on Quizplus for this Chatper
127 Verified Questions
127 Flashcards
Source URL: https://quizplus.com/quiz/36202
Sample Questions
Q1) Which physical symptom is part of the abstinence syndrome?
A) Body chills
B) Stomach cramps and vomiting
C) Convulsions
D) All of the above
Q2) Many chemical substances have similar mass spectra fragmentation.
A)True
B)False
Q3) Thin-layer chromatography was performed and four spots were visualized on the glass slide.The substance with which Rf value was least soluble in the stationary phase?
A) Rf value .7
B) Rf value .2
C) Rf value .5
D) Rf value 8.5
Q4) An unknown white powder was located at a crime scene.Describe an analytical scheme,in proper order,to identify the drug or drugs which may be present in the powder.For each step,note whether it is a screening or confirmatory test and why it should be used.
Q5) The active ingredient in marijuana is ________.
To view all questions and flashcards with answers, click on the resource link above. Page 14
Chapter 13: Forensic Toxicology
Available Study Resources on Quizplus for this Chatper
92 Verified Questions
92 Flashcards
Source URL: https://quizplus.com/quiz/36203
Sample Questions
Q1) The presence of high levels of carbon monoxide in the blood of a victim found at the scene of a suspicious fire is proof that the victim:
A) Died elsewhere and was brought to the fire scene after death.
B) Perished after the fire started.
C) Died before the fire started.
D) Was the arsonist.
Q2) A breath test may be used to analyze:
A) Ethyl alcohol.
B) Marijuana.
C) Barbiturates.
D) All of the above
Q3) A neutral substance will have a pH closest to:
A) 0
B) 2
C) 5
D) 7
Q4) Explain the DRE program.
Q5) A(n)________ detector is a device attached to a breath tester to ensure that the breath sample being measured is alveolar or deep-lung breath.
To view all questions and flashcards with answers, click on the resource link above. Page 15
Chapter 14: Metals, paint, and Soil
Available Study Resources on Quizplus for this Chatper
84 Verified Questions
84 Flashcards
Source URL: https://quizplus.com/quiz/36204
Sample Questions
Q1) The first step in a forensic soil comparison is analysis of the size of the particles.
A)True
B)False
Q2) Mutilated bullets are often not suitable for traditional microscopic comparisons against an exemplar test-fired bullet.
A)True
B)False
Q3) Gamma rays are a high-energy form of electromagnetic radiation.
A)True
B)False
Q4) A "fingerprint" of an element is obtained by the technique of:
A) Infrared spectrophotometry.
B) Ultraviolet spectrophotometry.
C) Gas chromatography.
D) Emission spectroscopy.
Q5) The presence of trace elements is useful because they provide markers that may establish the source of a material.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 16
Chapter 15: Forensic Serology
Available Study Resources on Quizplus for this Chatper
77 Verified Questions
77 Flashcards
Source URL: https://quizplus.com/quiz/36205
Sample Questions
Q1) Which of the following types of cells are not contained in plasma?
A) Phagocytes
B) Leukocytes
C) Erythrocytes
D) Platelets
Q2) ________ is the absence of sperm,or sterility in males.
Q3) Most human cells contain forty-six chromosomes,arranged in twenty-three mated pairs.
A)True
B)False
Q4) In which phenotype pairings can the genotypes of the individuals be directly known?
A) Type AB and type O
B) Type A and type B
C) Type B and type O
D) Type A and type AB
Q5) When two different genes are inherited,the characteristic coded for by a recessive gene is expressed.
A)True
B)False
To view all questions and flashcards with answers, click on the resource link above. Page 17
Chapter 16: DNA: the Indispensable Forensic Science Tool
Available Study Resources on Quizplus for this Chatper
97 Verified Questions
97 Flashcards
Source URL: https://quizplus.com/quiz/36206
Sample Questions
Q1) The production of amino acid is coded by a sequence of how many bases on the DNA molecule?
A) Two
B) Three
C) Four
D) Five
Q2) What is the number of nitrogenous bases needed to code for a specific amino acid?
A) 2
B) 3
C) 5
D) 6
Q3) The four bases associated with DNA are adenine,cytosine,guanine,and ________.
Q4) STR analysis is the most successful and widely used DNA profiling procedure.
A)True
B)False
Q5) List two advantages STRS have over restriction fragment length polymorphisms (RFLP).
Q6) ________ are male specific and are useful for characterizing multiple-male DNA mixtures.
Page 18
To view all questions and flashcards with answers, click on the resource link above.
Chapter 17: Forensic Aspects of Fire and Explosion Investigation
Available Study Resources on Quizplus for this Chatper
126 Verified Questions
126 Flashcards
Source URL: https://quizplus.com/quiz/36207
Sample Questions
Q1) Typically,the rate of a chemical reaction ________ when the temperature is raised.
Q2) The speed in a low explosive is called the speed of:
A) Detonation.
B) Deflagration.
C) Oxidation.
D) Combustion.
Q3) Most explosives can be recovered from debris for future study by being rinsed with: A) Water.
B) Toluene.
C) Kerosene.
D) Acetone.
Q4) Two to three quarts of ash and soot debris must be collected at the point of origin of a fire when arson is suspected.
A)True
B)False
Q5) A search of the fire scene must focus on finding the fire's point of origin.
A)True
B)False
19
To view all questions and flashcards with answers, click on the resource link above.
Chapter 18: Document Examination
Available Study Resources on Quizplus for this Chatper
58 Verified Questions
58 Flashcards
Source URL: https://quizplus.com/quiz/36208
Sample Questions
Q1) The writing characteristics of a person may be altered by whether:
A) The paper is ruled or unruled.
B) Pencil, ballpoint, or fountain pen is used.
C) The posture or stance of the author varies between writings.
D) All of the above
Q2) ________ printers include inkjet and laser printers.
Q3) Document examiners frequently uncover the original writing of words that have been crossed out with the aid of:
A) Color photography.
B) Transmitted radiation.
C) Infrared radiation.
D) Side lighting.
Q4) Infrared luminescence can reveal writing that has been erased.
A)True
B)False
Q5) The TTI is a characteristic used to distinguish:
A) Photocopiers.
B) Fax machines.
C) Computer printers.
D) All of the above
To view all questions and flashcards with answers, click on the resource link above. Page 20
Chapter 19: Computer Forensics
Available Study Resources on Quizplus for this Chatper
98 Verified Questions
98 Flashcards
Source URL: https://quizplus.com/quiz/36209
Sample Questions
Q1) Most web browsers use a(n)________ to expedite and streamline browsing.
A) Area network
B) Cable modem
C) Domain
D) Caching system
Q2) RAM is not permanent; its contents are lost forever once power is taken away from the computer.
A)True
B)False
Q3) The computer's ________ system is the bridge between the human user and the computer's electronic components.
Q4) The central processing unit,or CPU,is the part of the computer that actually computes.
A)True
B)False
Q5) One gigabyte can be expressed as:
A) 1,000 bytes.
B) 1,000 megabytes (MB).
C) 1,000 kilobytes (KB).
D) 8,000 bits.
To view all questions and flashcards with answers, click on the resource link above. Page 21
Chapter 20: Mobile Device Forensics
Available Study Resources on Quizplus for this Chatper
69 Verified Questions
69 Flashcards
Source URL: https://quizplus.com/quiz/36210
Sample Questions
Q1) All mobile devices have architecture.
A)True
B)False
Q2) You can't use a 1G phone to track a 15-year-old crime.
A)True
B)False
Q3) Logical extractions are useful only when the physical option is not available because of the device itself.
A)True
B)False
Q4) One interesting aspect of mobile device forensics is geolocation.Some devices and many apps report out the geographical location of the device.That can make it much easier to track the owner's movements.
A)True
B)False
Q5) What type of network devices started using operating systems?
A) 1G
B) 2G
C) 3G
D) 4G
To view all questions and flashcards with answers, click on the resource link above. Page 22