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HOSA FORENSICS STUDY GUIDE
Question : Locard's Principle Of Exchange
Correct Answer: Contact Between People And Objects
During A Crime Can Result In A Transfer Of Material
Question : Direct Evidence
Correct Answer: Evidence (If True) That Proves A Fact
(Eyewitness Account)
Question : Circumstantial Evidence
Correct Answer: Evidence That Does Not Directly
Support A Fact (Blood Stain Or Fingerprint)
Question : Physical Evidence
Correct Answer: An Object Used To Support Elements
Of A Crime
Question : Biological Evidence
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Correct Answer: Organic Matter Used To Support
Elements Of A Crime
Question : Class Evidence
Correct Answer: Evidence That Narrows An Identity To
A Group Of Persons Or Things
Question : Individual Evidence
Correct Answer: Evidence That Narrows Identity To A
Single Person Or Thing
Question : Trace Evidence
Correct Answer: A Small Amount Of Physical Or
Biological Evidence
Question : Crime-Scene Investigation Team
Correct Answer: Police Officers, Detectives, Crime-
Scene Investigators, Medical Examiners, And Specialists
Question : Crime-Scene Investigation
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Correct Answer: Recognize, Document, Photograph,
And Collect Evidence
Question : First-Responding Officer
Correct Answer: Identify Extent Of Crime Scene, Secure
The Scene, And Separate Witnesses
Question : Primary Crime Scene
Correct Answer: Location Of Where The Crime Took
Place
Question : Secondary Crime Scene
Correct Answer: Alternate Location Where Additional
Evidence Can Be Collected
Question : Crime-Scene Investigator
Correct Answer: Processes Crime Scenes (Recognize,
Document, And Preserve Evidence)
Question : Triangulation
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Correct Answer: Mathematical Method Of Calculating
The Location Of An Object Based On The Position Of Other Objects
Question : Paper Bindle
Correct Answer: Folded Paper Used To Hold Evidence
Question : Chain Of Custody
Correct Answer: Document That Records How And
When Evidence Has Been Handled
Question : Datum Point
Correct Answer: A Permanent, Fixed Point Of
Reference Used In Mapping A Crime Scene
Question : Crime-Scene Reconstruction
Correct Answer: Forming A Hypothesis Of The
Sequence Of Evidence Before, During, And After The Crime