The physical fit of two paint fragments has more evidential value than any other examination of paint?
Respuesta
True
False
Pregunta 2
Pregunta
What is the legal limit of alcohol blood concentration for drivers?
Respuesta
150 mg/100 mL
80 mg/100 mL
40 mg/100mL
Pregunta 3
Pregunta
Class B drugs in an injectable form are considered as Class A drugs.
Respuesta
True
False
Pregunta 4
Pregunta
Which of the following is an acceptable outcome from presumptive testing?
Respuesta
False Negative
False Positive
Pregunta 5
Pregunta
The most common presumptive test for drugs uses the "marquis" reagent, what would you expect to see if this reagent was added to cocaine?
Respuesta
A colour change to purple
A colour change to black
No change
Pregunta 6
Pregunta
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)?
Respuesta
6 loci
4 loci
2 loci
Pregunta 7
Pregunta
The flash point is the highest temperature at which the fuel/air mixture can ignite and burn.
Respuesta
True
False
Pregunta 8
Pregunta
Which of the following are the most sensitive to heat and shock?
Respuesta
Primary Explosives
Secondary Explosives
Pregunta 9
Pregunta
If a large quantity of tablets or powder, and wraps are present in a sample of suspected drugs what sampling technique would be used?
Respuesta
All the material would be analysed.
A random sample would be taken and analysed.
A representative number would be analysed.
Pregunta 10
Pregunta
Gas Chromatography would be used to analyse the blood alcohol concentration in which type/s of samples?