Crime Scene Investigation and Evidence Collection

when securing a crime scene the two most important factors are to

• scan the scene, separate the witnesses

• safety of individuals, separate the witnesses

• see the scene, preserving evidence

• safety of individual, preserving evidence

Controls are collected from:

• samples at the lab

• known suspects or the victim

• the crime scene investigators

• all of the above

True/ False: Class evidence is that can be common to a group of persons

• True

• False

Evidence can

• provide proof that a crime has been committed

• establish key elements of a crime

• exonerate the innocent

• all of the above

This person looks for leads and interviews the witness

• Detective

• Medical examiner

• First responder

Who is responsible for securing the scene of the crime?

• first responding officer

• forensic scientist

• medical examiners

• EMT

Which step involves the chain of custody process investigators must follow when collecting and packaging evidence?

• Step 4

• Step 5

• Step 6

• Step 7

Which step involves using search patterns to look for evidence?

• Step 1

• Step 2

• Step 6

• Step 7

Which of these is NOT an accepted way to record a crime scene

• notes

• photographs/ video

• crime scene sketch

• Instagram posts

What is the primary purpose of securing a crime scene?

• To prevent contamination of evidence

• To allow media access

• To ensure public safety

• To facilitate quick cleanup