Forensic Science MCQ with Answers
51- Caliber is now more commonly used to
(A) designate a cartridge
(B) Indicate the number of lands
(C) Indicate the number of grooves
(D) Indicate the bore diameter
52- The most widely used and accepted radiation source in AAS is
(A) Hollow cathode lamp
(B) Low-pressure discharge lamp
(C) Radio frequency electrodeless discharge lamp
(D) Electrodeless discharge lamp
53- A foot impression in wet earth, when it dries can become appreciably
(A) longer
(B) smaller
(C) same size
(D) could not be determined
54- Which of the following marks found on cartridge cases can be used to identify the make of the fire arm?
(A) Striations
(B) Extractor
(C) Grooves
(D) Lands
55- ‘’Soap chromatography’’ is the technique which has been extensively used in
(A) GC-MS
(B) TLC
(C) GC
(D) HPLC
56- The manufacturer of the weapon may be determined from the following mark on the fire arm
(A) Proof marks
(B) Ejector marks
(C) Firing pin marks
(D) Etching marks
57- In MS, Ionization by electron impact can only be accomplished when the sample molecule exist in a
(A) solid state
(B) liquid state
(C) gaseous state
(D) inert state
58- The dust foot prints formed when the suspect walked on the tiles are best recorded by
(A) Lifting by static electricity
(B) Lifting by coating with varnish
(C) Lifting by wet paper
(D) Lifting by casting with plaster of paris
59- The non-flaming fire in a pile of saw dust is a good illustration of
(A) Laminar flames
(B) Smoldering fire
(C) Diffusion flames
(D) Flaming fire
60- The Forensic Sciences form a unique partnership with
(A) medicine
(B) law
(C) law enforcement
(D) all of the above
ANSWERS:
51-(A), 52-(A), 53-(B), 54-(B), 55-(D), 56-(A), 57-(C), 58-(A), 59-(B), 60-(D)