WorksheetsFingerprints as Evidence (Development)
Total questions: 16
Worksheet time: 8mins
Which of the following is NOT an example of a plastic print?
Left in gum
Left in wax
Left on a mirror
Left in a soap bar
Which of the following is a common method for leaving a patent print?
Using a laser
Using ink
Using a magnet
Using a brush
What does the term "latent" mean in the context of latent prints?
Visible
Unseen
Permanent
Temporary
Which of the following is not a material component of a latent print?
Salts
Proteins
Lipids
Carbohydrates
What is the purpose of using powder in powder dusting?
To stick to water residues
To stick to fat residues in print
To clean the surface
To remove fingerprints
What type of brush is used in magnetic powder dusting?
Bristle brush
Non-bristle brush
Foam brush
Metal brush
Which physical development method is best used on wet materials?
Traditional dusting powder
Magnetic dusting powder
Small particle reagent
Physical developer
Which chemical development method is best used on wet materials?
Traditional dusting powder
Cyanoacrylate (superglue fuming)
Small particle reagent
Physical developer
Which chemical development method is best on nonporous surfaces like glass, metal, and plastic?
Silver nitrate
Iodine fuming
Ninhydrin
Cyanoacrylate (superglue fuming)
Physical developer
The following physical and chemical development methods rely on the fats in latent prints to work.
Powder and magnetic powder (physical dev.)
Iodine fuming (chemical dev.)
Physical developer (chemical dev.)
Small particle reagent (physical dev.)
All of these rely on fats in fingerprint residue to work
Which chemical development method relies on the proteins (amino acids) in latent prints to make a purple-colored print on paper or cardboard surfaces?
Ninhydrin (chemical dev.)
Iodine fuming (chemical dev.)
Physical developer (chemical dev.)
Silver nitrate (chemical dev.)
Which chemical development method will produce a yellow fingerprint which will not last and should be photographed from a porous surface like paper?
Iodine fuming
Ninhydrin
Physical developer
Silver nitrate
Regardless of the surface, what is the first step completed when searching for a print?
Visual examination with natural light
Regular brush and powder
Photograph the print
Magnetic brush and powder
What is the first thing you do after developing a fingerprint on a surface?
Document it in your notes
Lift it
Package the evidence
Photograph it
Which chemical development technique uses salts in print residue and is helpful for producing gray-colored prints on raw wood (porous) surfaces?
Amido black
Iodine fuming
Gentian violet
Silver nitrate
What are the three ways to develop a latent print?
Physically, Chemically, Using alternate light
Mechanically, Biologically, Using heat
Electrically, Magnetically, Using sound
Optically, Thermally, Using pressure
