Scientific Investigation of Crime

Description

Undergraduate Forensic Science Quiz on Scientific Investigation of Crime, created by rachaelmccue on 08/04/2014.
rachaelmccue
Quiz by rachaelmccue, updated more than 1 year ago
rachaelmccue
Created by rachaelmccue about 10 years ago
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Resource summary

Question 1

Question
The physical fit of two paint fragments has more evidential value than any other examination of paint?
Answer
  • True
  • False

Question 2

Question
What is the legal limit of alcohol blood concentration for drivers?
Answer
  • 150 mg/100 mL
  • 80 mg/100 mL
  • 40 mg/100mL

Question 3

Question
Class B drugs in an injectable form are considered as Class A drugs.
Answer
  • True
  • False

Question 4

Question
Which of the following is an acceptable outcome from presumptive testing?
Answer
  • False Negative
  • False Positive

Question 5

Question
The most common presumptive test for drugs uses the "marquis" reagent, what would you expect to see if this reagent was added to cocaine?
Answer
  • A colour change to purple
  • A colour change to black
  • No change

Question 6

Question
The National DNA Database was launched in 1995 using the second generation multiplex system. How many loci are analysed with this method (plus the sex marker)?
Answer
  • 6 loci
  • 4 loci
  • 2 loci

Question 7

Question
The flash point is the highest temperature at which the fuel/air mixture can ignite and burn.
Answer
  • True
  • False

Question 8

Question
Which of the following are the most sensitive to heat and shock?
Answer
  • Primary Explosives
  • Secondary Explosives

Question 9

Question
If a large quantity of tablets or powder, and wraps are present in a sample of suspected drugs what sampling technique would be used?
Answer
  • All the material would be analysed.
  • A random sample would be taken and analysed.
  • A representative number would be analysed.

Question 10

Question
Gas Chromatography would be used to analyse the blood alcohol concentration in which type/s of samples?
Answer
  • Urine
  • Breath
  • Blood
  • Saliva
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