The Steps of Crime Scene Investigation & Types of Evidence

During which step of crime scene investigation do investigators take photos?

• Step 1: Securing the scene

• Step 3: Scanning the scene

• Step 4: Seeing the scene

• Step 6: Searching the scene

Who is in charge of of securing a crime scene?

• First Responders

• The Victim

• Pathologist

• Witnesses

True or False: Pictures are taken before a sketch is made.

• True

• False

During Which 2 steps of crime scene investigation do investigators mark evidence with evidence markers? (Select TWO)

• Step 1: Securing the crime scene

• Step 3: Scanning the scene

• Step 5: Sketching the scene

• Step 6: Searching the scene

What process must investigators follow when collecting evidence and packing evidence at a crime scene?

• The scientific method

• chain of custody

• locard's principle

What does Forensic Science mean?

• murder

• he branch of science concerned with the nature and properties of matter and energy.

• Using scientific knowledge and techniques to help with criminal investigation

• None of the above

What is the Locard's Exchange Principle?

• if you exchange evidence it must be documented

• when you discover a crime scene it must be secured

• Every contact leaves a trace

• swapping out evidence for other evidence

True or False: Forensic science was invented by scientists.

• True

• False

Select the BEST answer: How is evidence classified?

• Into groups

• as direct or circumstantial

• in the order it's received

• as biological or physical

How does individual evidence compare to class evidence?

• Individual evidence can not be linked to an individual and class can be linked to one individual

• Individual evidence can link directly to one individual and class evidence narrows it down to a group of individuals

• Class only classifies the evidence

• Class evidence can link directly to one individual and individual evidence narrows it down to a group of individuals