COSMETOLOGY STATE BOARD
EXAMINATION REVIEW
|(CALIFORNIA)|ACTUAL COMPLETE
QUESTIONS AND ANSWERS |2025
UPDATE.
Module 1: General Cosmetology Knowledge
Q: Before placing implements in a disinfecting solution, they should be cleaned with warm
soapy water.
A: True.
Q: What bonds in the hair are easily broken down by heat and water?
A: Hydrogen bonds.
Q: The best way to avoid back strain while working is to:
A: Maintain good posture and body alignment.
Q: Good dental hygiene involves visiting the dentist twice each year and:
A: Brushing and flossing regularly.
Q: Bacteria that do not cause disease are referred to as:
A: Nonpathogenic.
Module 2: Skin, Hair, and Nail Care
Q: Disease-causing bacteria can be spread by:
A: Coughing or spitting.
, Q: Which of the following is a contagious skin disease caused by a fungus?
A: Ringworm.
Q: The method of cleaning instruments that kills all microorganisms, including bacterial spores,
is:
A: Sterilization.
Q: Antiseptics differ from disinfectants because they:
A: Are safe to use on skin.
Q: A quaternary ammonium compound is used as:
A: A disinfectant.
Q: Trichology is the study of:
A: Hair.
Q: Name the two distinct phases of the life cycle of bacteria.
A: Infectious and noninfectious.
Q: What happens in each individual hair shaft when an aniline derivative (oxidation) tint is
mixed with hydrogen peroxide and applied?
A: The cortex swells, allowing pigment molecules to enter.
Q: The visible portion of the nail itself is referred to as the:
A: Nail plate.
Q: A hangnail can be caused by:
A: Cutting the cuticle improperly.
EXAMINATION REVIEW
|(CALIFORNIA)|ACTUAL COMPLETE
QUESTIONS AND ANSWERS |2025
UPDATE.
Module 1: General Cosmetology Knowledge
Q: Before placing implements in a disinfecting solution, they should be cleaned with warm
soapy water.
A: True.
Q: What bonds in the hair are easily broken down by heat and water?
A: Hydrogen bonds.
Q: The best way to avoid back strain while working is to:
A: Maintain good posture and body alignment.
Q: Good dental hygiene involves visiting the dentist twice each year and:
A: Brushing and flossing regularly.
Q: Bacteria that do not cause disease are referred to as:
A: Nonpathogenic.
Module 2: Skin, Hair, and Nail Care
Q: Disease-causing bacteria can be spread by:
A: Coughing or spitting.
, Q: Which of the following is a contagious skin disease caused by a fungus?
A: Ringworm.
Q: The method of cleaning instruments that kills all microorganisms, including bacterial spores,
is:
A: Sterilization.
Q: Antiseptics differ from disinfectants because they:
A: Are safe to use on skin.
Q: A quaternary ammonium compound is used as:
A: A disinfectant.
Q: Trichology is the study of:
A: Hair.
Q: Name the two distinct phases of the life cycle of bacteria.
A: Infectious and noninfectious.
Q: What happens in each individual hair shaft when an aniline derivative (oxidation) tint is
mixed with hydrogen peroxide and applied?
A: The cortex swells, allowing pigment molecules to enter.
Q: The visible portion of the nail itself is referred to as the:
A: Nail plate.
Q: A hangnail can be caused by:
A: Cutting the cuticle improperly.
