Textiles and Fibers Review

Plant, animal, and mineral fibers are considered synthetic fibers.

• True

• False

Fibers are easily matched/identified in a criminal investigation and always aid in catching criminals.

• True

• False

Fibers can be classified as natural or synthetic, depending on their origins.

• True

• False

All fiber evidence is considered individual evidence.

• True

• False

Which of the following is NOT considered to be a natural fiber?

• Plant Fibers

• Animal Fibers

• Rayon Fibers

• Mineral Fibers

Which principle of forensics states that fibers can be transferred during criminal activity?

• Daubert Standard

• Locard’s Principle of Exchange

• Frye Standard

• The Manson Standard

Which of the following is considered an animal derived fiber?

• Hemp

• Cotton

• Fiberglass

• Wool

What is the horizontal thread count in the picture?

• 3

• 4

• 5

• 6

What destructive test can be performed on a fiber to determine the identity of the fiber?

• Chemical flame test

• Fiber burn analysis

• Fiber pH analysis

• Presumptive testing

What is a fiber? 

• A flexible, flat material made by interlacing yarns

• The smallest indivisible unit of a textile

• A type of protein found in hair

• A crystalline mineral used in construction