Cosmetology Final Exam Rapid Revision + Practice
Test Newest Update 2026 | Most Asked 250 Questions
And Verified Answers | A+ Success Kit”
1. What is the primary function of the epidermis?
A. Sensation
B. Protection
C. Circulation
D. Temperature regulation
B. Protection
The epidermis is the outermost skin layer and acts as a protective barrier.
2. Which layer of the skin contains blood vessels and nerves?
A. Epidermis
B. Dermis
C. Subcutaneous layer
D. Stratum corneum
B. Dermis
The dermis houses blood vessels, nerves, and glands.
3. What is the technical term for hair loss?
A. Hirsutism
B. Alopecia
C. Hypertrichosis
D. Canities
B. Alopecia
Alopecia refers to abnormal hair loss.
4. Which part of the hair is located beneath the scalp?
A. Shaft
B. Cuticle
C. Root
D. Cortex
C. Root
The hair root lies below the scalp inside the follicle.
5. What is the innermost layer of the hair shaft?
A. Cuticle
B. Cortex
C. Medulla
D. Follicle
C. Medulla
The medulla is the central core of the hair shaft.
6. Which bond is the strongest in the hair structure?
A. Hydrogen bond
B. Salt bond
C. Disulfide bond
D. Peptide bond
, C. Disulfide bond
Disulfide bonds are strong chemical side bonds that determine hair strength.
7. What is the pH range of natural hair?
A. 2.0–4.5
B. 4.5–5.5
C. 6.0–7.5
D. 8.0–9.5
B. 4.5–5.5
Hair and scalp are naturally slightly acidic.
8. Which type of bacteria is spherical in shape?
A. Bacilli
B. Spirilla
C. Cocci
D. Pathogens
C. Cocci
Cocci are round-shaped bacteria.
9. What is sanitation?
A. Killing all microorganisms
B. Reducing pathogens to safe levels
C. Destroying spores
D. Sterilizing tools
B. Reducing pathogens to safe levels
Sanitation lowers the number of microorganisms to a safe level.
10. Which agency regulates cosmetology products in the U.S.?
A. OSHA
B. EPA
C. FDA
D. CDC
C. FDA
The FDA oversees cosmetic safety.
11. What is the study of skin called?
A. Trichology
B. Dermatology
C. Histology
D. Myology
B. Dermatology
Dermatology focuses on skin structure and disorders.
12. Which muscle is responsible for facial expressions?
A. Voluntary muscle
B. Involuntary muscle
C. Cardiac muscle
D. Smooth muscle
A. Voluntary muscle
Facial muscles are controlled consciously.
13. What is the technical term for dandruff?
A. Tinea
, B. Seborrhea
C. Pityriasis
D. Psoriasis
C. Pityriasis
Pityriasis refers to excessive flaking of the scalp.
14. Which vitamin promotes healthy skin?
A. Vitamin C
B. Vitamin D
C. Vitamin E
D. Vitamin K
C. Vitamin E
Vitamin E supports skin repair and protection.
15. What is the function of melanin?
A. Hair growth
B. Skin elasticity
C. Pigment color
D. Oil production
C. Pigment color
Melanin gives color to hair and skin.
16. Which nail condition is characterized by white spots?
A. Onychia
B. Leukonychia
C. Onychorrhexis
D. Paronychia
B. Leukonychia
White spots on nails are called leukonychia.
17. What is the main purpose of a conditioner?
A. Cleanse hair
B. Strengthen scalp
C. Moisturize and protect
D. Change hair color
C. Moisturize and protect
Conditioners restore moisture and improve manageability.
18. What is the chemical process that lightens hair?
A. Reduction
B. Oxidation
C. Neutralization
D. Emulsification
B. Oxidation
Hair lightening occurs through oxidation.
19. What type of hair removal uses a sugar paste?
A. Waxing
B. Tweezing
C. Sugaring
D. Threading
, C. Sugaring
Sugaring removes hair using a natural paste.
20. Which infection is caused by fungi?
A. Bacterial infection
B. Viral infection
C. Fungal infection
D. Parasitic infection
C. Fungal infection
Fungi cause infections like ringworm.
21. What is the function of sebum?
A. Dry the skin
B. Lubricate skin and hair
C. Remove dead cells
D. Strengthen nails
B. Lubricate skin and hair
Sebum is natural oil that keeps skin and hair soft.
22. Which hair type is most fragile?
A. Straight
B. Wavy
C. Curly
D. Coarse
C. Curly
Curly hair is more prone to dryness and breakage.
23. What is the process of shaping the eyebrows called?
A. Exfoliation
B. Tweezing
C. Waxing
D. Arching
D. Arching
Arching defines and shapes eyebrows.
24. What is the purpose of a toner in skincare?
A. Clean skin
B. Balance pH
C. Moisturize
D. Exfoliate
B. Balance pH
Toners restore the skin’s natural pH.
25. Which tool is used to remove blackheads?
A. Lancet
B. Comedone extractor
C. Tweezer
D. Spatula
B. Comedone extractor
This tool safely removes blackheads.
26. What is the main ingredient in most shampoos?
A. Oil
Test Newest Update 2026 | Most Asked 250 Questions
And Verified Answers | A+ Success Kit”
1. What is the primary function of the epidermis?
A. Sensation
B. Protection
C. Circulation
D. Temperature regulation
B. Protection
The epidermis is the outermost skin layer and acts as a protective barrier.
2. Which layer of the skin contains blood vessels and nerves?
A. Epidermis
B. Dermis
C. Subcutaneous layer
D. Stratum corneum
B. Dermis
The dermis houses blood vessels, nerves, and glands.
3. What is the technical term for hair loss?
A. Hirsutism
B. Alopecia
C. Hypertrichosis
D. Canities
B. Alopecia
Alopecia refers to abnormal hair loss.
4. Which part of the hair is located beneath the scalp?
A. Shaft
B. Cuticle
C. Root
D. Cortex
C. Root
The hair root lies below the scalp inside the follicle.
5. What is the innermost layer of the hair shaft?
A. Cuticle
B. Cortex
C. Medulla
D. Follicle
C. Medulla
The medulla is the central core of the hair shaft.
6. Which bond is the strongest in the hair structure?
A. Hydrogen bond
B. Salt bond
C. Disulfide bond
D. Peptide bond
, C. Disulfide bond
Disulfide bonds are strong chemical side bonds that determine hair strength.
7. What is the pH range of natural hair?
A. 2.0–4.5
B. 4.5–5.5
C. 6.0–7.5
D. 8.0–9.5
B. 4.5–5.5
Hair and scalp are naturally slightly acidic.
8. Which type of bacteria is spherical in shape?
A. Bacilli
B. Spirilla
C. Cocci
D. Pathogens
C. Cocci
Cocci are round-shaped bacteria.
9. What is sanitation?
A. Killing all microorganisms
B. Reducing pathogens to safe levels
C. Destroying spores
D. Sterilizing tools
B. Reducing pathogens to safe levels
Sanitation lowers the number of microorganisms to a safe level.
10. Which agency regulates cosmetology products in the U.S.?
A. OSHA
B. EPA
C. FDA
D. CDC
C. FDA
The FDA oversees cosmetic safety.
11. What is the study of skin called?
A. Trichology
B. Dermatology
C. Histology
D. Myology
B. Dermatology
Dermatology focuses on skin structure and disorders.
12. Which muscle is responsible for facial expressions?
A. Voluntary muscle
B. Involuntary muscle
C. Cardiac muscle
D. Smooth muscle
A. Voluntary muscle
Facial muscles are controlled consciously.
13. What is the technical term for dandruff?
A. Tinea
, B. Seborrhea
C. Pityriasis
D. Psoriasis
C. Pityriasis
Pityriasis refers to excessive flaking of the scalp.
14. Which vitamin promotes healthy skin?
A. Vitamin C
B. Vitamin D
C. Vitamin E
D. Vitamin K
C. Vitamin E
Vitamin E supports skin repair and protection.
15. What is the function of melanin?
A. Hair growth
B. Skin elasticity
C. Pigment color
D. Oil production
C. Pigment color
Melanin gives color to hair and skin.
16. Which nail condition is characterized by white spots?
A. Onychia
B. Leukonychia
C. Onychorrhexis
D. Paronychia
B. Leukonychia
White spots on nails are called leukonychia.
17. What is the main purpose of a conditioner?
A. Cleanse hair
B. Strengthen scalp
C. Moisturize and protect
D. Change hair color
C. Moisturize and protect
Conditioners restore moisture and improve manageability.
18. What is the chemical process that lightens hair?
A. Reduction
B. Oxidation
C. Neutralization
D. Emulsification
B. Oxidation
Hair lightening occurs through oxidation.
19. What type of hair removal uses a sugar paste?
A. Waxing
B. Tweezing
C. Sugaring
D. Threading
, C. Sugaring
Sugaring removes hair using a natural paste.
20. Which infection is caused by fungi?
A. Bacterial infection
B. Viral infection
C. Fungal infection
D. Parasitic infection
C. Fungal infection
Fungi cause infections like ringworm.
21. What is the function of sebum?
A. Dry the skin
B. Lubricate skin and hair
C. Remove dead cells
D. Strengthen nails
B. Lubricate skin and hair
Sebum is natural oil that keeps skin and hair soft.
22. Which hair type is most fragile?
A. Straight
B. Wavy
C. Curly
D. Coarse
C. Curly
Curly hair is more prone to dryness and breakage.
23. What is the process of shaping the eyebrows called?
A. Exfoliation
B. Tweezing
C. Waxing
D. Arching
D. Arching
Arching defines and shapes eyebrows.
24. What is the purpose of a toner in skincare?
A. Clean skin
B. Balance pH
C. Moisturize
D. Exfoliate
B. Balance pH
Toners restore the skin’s natural pH.
25. Which tool is used to remove blackheads?
A. Lancet
B. Comedone extractor
C. Tweezer
D. Spatula
B. Comedone extractor
This tool safely removes blackheads.
26. What is the main ingredient in most shampoos?
A. Oil
