Question

1st 9wks forensics exam 25/26

1. forensic science is the application of science to:

a) civil laws.
b) crime scene reconstruction.
c) speech making.
d) both criminal and civil la

1. who postulated the exchange of evidence principle?

a) gross
b) bernoulli
c) locard
d) galton

1. which entity maintains the largest crime laboratory in the world

a) fbi
b) scotland yard
c) atf
d) lapd

1. what is the least important consideration in the gathering of

a) competent collection of materials
b) completion of the chain of custody documents
c) proper recognition of the evidence
d) guilt of the suspect(s)

1. specially trained personnel called ____ are employed by

hour call to retrieve evidence and have all the proper tools and su
and packaging of evidence at their disposal.
a) crime scene investigators
b) evidence technicians
c) police officers
d) forensic patholo

1. the first officer arriving at a crime scene, after providing or c

the injured and effecting an arrest of suspects (if possible), shou
a) photograph the scene.
b) search for evidence.
c) secure the scene
d) take notes.

1. the most basic methods of crime scene recording include all

a) infrared analysis.
b) note taking.
c) sketches.
d) photographs.

Explanation:

1. Forensic science applies science to both criminal and civil law matters, including crime - scene reconstruction.
2. Edmond Locard postulated the exchange of evidence principle.
3. The FBI maintains one of the largest crime laboratories in the world.
4. The guilt of the suspect is determined through the legal process and is not a consideration in evidence - gathering. Evidence - gathering focuses on proper collection, recognition, and chain - of - custody.
5. Crime scene investigators are trained to retrieve evidence and have the necessary tools for evidence handling.
6. The first officer at a crime scene should secure the scene after attending to the injured and making arrests (if possible) to preserve the integrity of the scene.
7. Basic crime - scene recording methods include note - taking, sketches, and photographs. Infrared analysis is a more specialized technique.

Answer:

1. D. both criminal and civil law
2. C. Locard
3. A. FBI
4. D. guilt of the suspect(s)
5. A. crime scene investigators
6. C. secure the scene
7. A. infrared analysis