Test #1

Locard’s exchange principle implies all of the following except

• Fibers can be transferred from one person to another.

• Blood spatter can be used to identify blood type.

• Cat hair can be transferred to your pants

• Soil samples can be carried from the yard into your home.

Correct collection of evidence requires which of the following?

• Documenting the location where the evidence was found

• Correct packaging of evidence

• Maintaining proper chain of custody

• all of the above

A crime-scene sketch should include all of the following except

• a scale of distance

• date and location of the crime scene

• a north heading on the diagram

• The type of search pattern used to collect the evidence

The use of fingerprints in identification is not perfect because

• The current technology depends on humans to input and analyze the information, and humans make mistakes

• Many people have the same exact fingerprints

• People can easily change their fingerprints

• All of the above are correct answers

The three main types of fingerprints are classified as

• loops , whorls and deltas

• whorls, bifurcations and arches

• loops, whorls and arches

• arches, core and deltas

It is necessary to obtain a full print from a suspect in order to match his fingerprints with a fingerprint found at the crime scene.

• True

• False

Loops are the most common form of fingerprints.

• True

• False

Fingerprints are formed deep within the dermis layer of the skin.

• True

• False

The documented and unbroken transfer of evidence.

• class evidence

• direct evidence

• chain of custody

• biological evidence

Small but measurable amounts of physical or biological material found at a crime scene.

• circumstantial evidence

• biological evidence

• individual evidence

• trace evidence