Forensic Science Quiz

When determining if a hair sample belongs to an animal, the scale structure, medulla size, and medulla shape are critical factors to analyze.

• True

• False

Arrange in the correct order: The hair growth cycle includes distinct stages. Organize the stages of growth from the beginning to the end.

• anagen

• catagen

• telegen

• exogen

Fill in the blank: A forensic scientist can extract ​ (a)   from the hair shaft to analyze the sample's origin.

• mitochondrial DNA
• nuclear DNA
• alien DNA
• no DNA

Which forensic database is commonly used to compare and analyze paint evidence?

• PDQ

• CODIS

• IAFIS

• AFIS

Which expert would be most qualified to study soil composition to link it to a crime scene?

• Soilologist

• Geologist

• Archaeologist

• Anthropologist

If muddy shoe treads are collected as evidence, the correct procedure is to scrape the mud into a breathable paper bag before sending it to the lab.

• True

• False

During a hit-and-run investigation, removing a small section of paint from an undamaged area near to the damaged area of the vehicle for analysis follows proper evidence collection procedures.

• Yes

• No

Arrange in the correct order: A car's paint layers are applied in a specific sequence. Arrange these layers from the bottom layer to the top layer.

• primers

• basecoat

• clearcoat

When analyzing car paint evidence, which feature is best distinguished using pyrolysis gas chromatography or infrared spectrophotometry?

• Paint binder

• Paint sheen

• Paint color

• Paint thickness

Paint fragments found on small items collected at a crime scene should be removed from the object and stored in separate containers before being sent for laboratory analysis.

• True

• False