answers already passed 2025/2026
"Probable cause" is defined as - correct answer ✔✔sufficient evidence to believe that a crime
has been committed
Establishing the exact whereabouts of an item of evidence and under whose control it was from
the time of its collection to its admissibility as evidence in court, is known as maintaining the: -
correct answer ✔✔chain of custody
A forensic laboratory report can be helpful at different stages of the criminal justice process, but
is especially useful at the sentencing stage. True or False? - correct answer ✔✔False
What container is most appropriate for packaging a damp rag from a murder scene? - correct
answer ✔✔A paper bag, folded closed and tape sealed
The Federal Rules of Evidence emphasize the dual test of "relevance and reliability" as the
appropriate standard for the admissibility of scientific evidence. True or False? - correct answer
✔✔True
The objective of classification is to understand the nature and sequence of events which created
a particular item of evidence. True or False? - correct answer ✔✔False
Lab analysis is the final step in the multi-step process of physical evidence utilization. True or
False? - correct answer ✔✔False
,Gas Chromatography uses a gravity-fed liquid organic solvent that passes over silica gel to
separate the different compounds that might be found in an unknown white powder collected
from a crime scene. True or False? - correct answer ✔✔False
Forensic analysis which supports a statement or testimony made by an individual is known as: -
correct answer ✔✔a corroboration
The courts of Law may qualify an individual as an eye witness of he/she has demonstrated skill,
knowledge, or experience beyond that of a lay person. True or False? - correct answer ✔✔False
The term 'forensics' was correctly used in the title NOVA episode shown in class. True or False? -
correct answer ✔✔False
A well tested scientific hypothesis is known as a theory. True or False? - correct answer ✔✔True
A virtual autopsy is a forensic anthropology technique that combines which 2 imaging
techniques to render a 3D image and virtual model of a body. - correct answer ✔✔CT
(computed tomography) and MRI (magnetic resonance imaging)
Who established one of the worlds first police crime labs in Lyon, France in 1910? - correct
answer ✔✔Edmond Locard
Forensic Scientist can never prove that they are absolutely right. True or False? - correct answer
✔✔True
What 3 criteria could be used by the court of law to qualify a forensic scientist as an expert in
his/her field? - correct answer ✔✔Training, University Education, Prior Testimony
Demonstrating that 2 separate objects were at one time a single object is an example of
individualization. True or False? - correct answer ✔✔True
, Who developed an anthropometric system for human identification in the 1890's? - correct
answer ✔✔Alphonse Bertillon
What is an example of a striation mark? - correct answer ✔✔markings on the side of a fired
bullet
What would not be considered a manner of death? - correct answer ✔✔asphyxiation
(suffocation)
Who is known as the "Father of Forensic Toxicology"? - correct answer ✔✔Mathieu Orfila
What is the first step in processing of physical evidence? - correct answer ✔✔Recognition
What is the component of super glue that is used to enhance fingerprints on a non-pours
surface by heating the super glue in a closed container holding the objects with the
fingerprints? - correct answer ✔✔cyanoacrylate
A forensic scientist must be qualified as an expert witness in his/ her field of expertise at every
court appearance. True or False? - correct answer ✔✔True
GC - MS is a very powerful and commonly- used technique in the forensic chemistry laboratory.
What do the letter GC - MS represent? - correct answer ✔✔Gas Chromatography - Mass
Spectrometry
The "body" or basic elements of a crime are described by the latin term: - correct answer
✔✔Corpus Delicti