Free Skin Care Basics – Illinois Cosmetology State Board Exam Practice Test (2026)

110 questions · 120 min · 75% to pass

110 Questions · 120 Minutes · 75% to Pass

Question 1 of 5

Sample Questions

Question 1

What protein makes up the outermost layer of the skin and provides a protective barrier?

Answer: Keratin is the fibrous protein that makes up the stratum corneum and provides the skin's protective barrier.

Question 2

Which layer of the epidermis is responsible for producing new skin cells through mitosis?

Answer: The stratum germinativum (stratum basale) is the deepest epidermal layer where new skin cells are produced through mitosis.

Question 3

Which cells in the epidermis are responsible for producing melanin?

Answer: Melanocytes are the specialized cells in the stratum germinativum that produce melanin, the pigment that gives skin its color.

Question 4

What two proteins found in the dermis give skin its strength and elasticity?

Answer: Collagen provides strength and structure, while elastin provides flexibility and elasticity to the skin.

Question 5

What are the two main layers of the skin?

Answer: The two main layers of the skin are the epidermis (outer layer) and the dermis (inner layer).