Crime Scene and Eyewitness

"With contact between two items, there will be an exchange." This is known as...

• physical evidence

• Locard's exchange principle

• Forensic exchange principle

• the law of forensics

What are small but measurable amounts of physical or biological material found at a crime scene?

• individual evidence

• class evidence

• direct evidence

• trace evidence

Which of the following is considered direct evidence?

• Hair found at crime scene

• Shoe prints at the crime scene

• Confession by a suspect

• Fingerprints on alleged weapon

The ability to establish the exact whereabouts of an item of evidence and under whose control it was from its collection at the crime scene to its presentation in the courtroom and everywhere in between is called

• chain of command
• record of evidence
• chain of custody

What are the four patterns to search for evidence

• spiral, round, linear, quadrant
• grid, round, linear, zone
• spiral, grid, quadrant, no pattern
• spiral, grid, linear, quadrant

Tags

NGSS.MS-LS4-1

It is important to separate witnesses at a crime scene in order to 

• prevent contamination of evidence
• prevent them from talking and forming a collusion
• prevent them from leaving the scene

The first officer arriving at a crime scene, after providing or obtaining medical assistance for the injured and effecting an arrest of suspects (if possible), should immediately:

• photograph the scene.

• search for evidence.

• make a rough sketch of the scene.

• secure the scene.

Which of the following is NOT true about circumstantial evidence?

• It can prove that a crime has been committed.

• It can exonerate the innocent.

• It tells exactly who is the perpetrator.

• It allows the reconstruction of events of a crime.

In 1993 the _____ standard determined that judges decided when evidence was admissible in court.

• Frye

• Locard

• Daubert

• Miranda

Which of the following is considered biological evidence?

• Hair

• Footprints

• Fingerprints

• Blood