Top 20 Most Important Cosmetology Questions Test 3 – State Board

Overview: Top 20 Most Important Cosmetology Questions Test 3

  • Preparing for your NIC, PSI, or Pearson Vue Cosmetology Written Exam?
    We’ve selected the 20 most important and high-yield questions from our Free Cosmetology Practice Test 3 to help you focus on what matters most.

  • This collection brings together 20 high-value questions that often appear in exams — covering hair structure, scalp care, sanitation, infection control, haircutting techniques, chemical relaxers, and client safety. Each question includes:

    • Correct Answer

    • Expert Explanation

    • Memory Tip  and Hint for quick recall on exam day

  • These cosmetology questions mimic the style and difficulty of the real exam, helping you gain confidence and speed.
  • Scroll down and start your first question now!
  • Cosmetology Question Format: Multiple Choice based on NIC, PSI, Pearson Vue
  • Tips to pass Most Important Cosmetology Questions Test 3: 60 minutes for 50 questions and focusing on remembering the hint for learning cosmetology technical vocabulary fast.
  • Common Mistakes of taking Cosmetology Practice Test: The technical vocabulary of cosmetology is confusing.
free cosmetology practice test 1
Free cosmetology practice test 1

Begin Top 20 Most Important Cosmetology Questions Test 3

Welcome to your Top 20 Most Important Question of Cosmetology, Test 3

1. 
After performing a strand test and achieving a good "S" shape curl, the perm solution must be rinsed out of the hair for at least 5 minutes before applying the neutralizer. This is done to prevent:

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Hint
2. 
When applying a virgin tint that is darker than the natural hair color, what size subsection of hair should be taken?

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Hint
3. 
Hair that has been treated with a color remover can become overly porous. In this case, what kind of tint should you use to avoid the color turning out too dark?

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Hint
4. 
For which skin condition should electric brushes not be used?

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Hint
5. 
When applying hair tint (color), it is recommended that the cosmetologist wear rubber gloves:

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Hint
6. 
When should a color filler be used to help hair absorb color more evenly?

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Hint
7. 
A mixture of peroxide and ammonia is used to test for metallic salts in the hair. At least 20 strands of hair are immersed in the solution. Metallic salts can coat the hair shaft, causing uneven curls or:

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Hint
8. 
When applying acrylic nails, why is a primer applied to the natural nail?

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Hint
9. 
What is the name of the chemical process that happens when peroxide and hair color are mixed and applied to the hair?

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Hint
10. 
Which prepared rinse is used to neutralize yellow tones in silvery gray hair?

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Hint
11. 
A basic color that is applied to damaged hair to help it absorb and hold color evenly is called a:

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Hint
12. 
An allergy test for hair tinting should be performed 24 to 48 hours in advance (depending on the product). Where should the test be applied?

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Hint
13. 
What are the long, slender bones that form the palm of the hand called?

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Hint
14. 
Light therapy uses specific types of light rays to treat the skin. Which type of light causes blood vessels to dilate, relieves pain, and improves circulation?

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Hint
15. 
When doing a tint retouch, if the ends of the hair are already darker than the desired color, what method should be used to blend the color evenly?

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Hint
16. 
When preparing to tweeze the eyebrows, which of the following is the correct procedure?

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Hint
17. 
Which vessels return blood to the heart?

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Hint
18. 
Wax depilatories should never be applied over moles, warts, or skin abrasions because they may cause:

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Hint
19. 
When is it safe to apply an aniline derivative hair tint?

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Hint
20. 
What happens when you add distilled water or shampoo to hair tint?

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Hint

FAQ of Top 20 Most Important Cosmetology Questions Test 3

Question: What is the best way to prepare for the cosmetology exam?

“answer”: “Taking practice tests regularly is the most effective way to prepare for the written cosmetology exam.”

Answer: Yes. Hair Structure & Growth is one of the most important sections in the written cosmetology exam.

  • 50 Multiple Choice Questions with Hint for learning.

  • Covers Hair Styling, Skin Care, and Nail Technology.

  • Real Exam Format (PSI/NIC)

  • Instant Results and Answer Review with Expert. Explanation

  • Study each topic individually (Hair, Nail, Facial)

  • Review the explanations for each answer

  • Take the test, flash card, technical vocabulary more than once to improve memory

  • Skipping sanitation and safety rules for cosmetology practice.

  • Confusing anatomy terms of cosmetology.

  • Misunderstanding chemical processing steps in cosmetology practice.

Most state exams have 100–120 questions. Our practice test includes 50 key questions to help you prepare. And then, You can try Real Cosmetology Exam.

Most states require at least 70% to pass. Which is 70/100 cosmetology questions.

Hair cutting/styling, skin care, nail services, sanitation, anatomy, and state laws.

Yes. Our test is updated based on the latest PSI/NIC/Pearson Vue standards for current year.

How to Use These Cosmetology Exam Questions for Maximum Exam Success

  • Study each expert explanation — many exam questions are phrased differently but test the same concept.

  • Practice recalling answers without looking.

  • Focus on technical vocabulary — PSI/NIC loves to test definitions.

  • Q: How many questions are on the real cosmetology state board written exam?
    A: Most states use 100–120 multiple-choice questions.

    Q: What score is required to pass?
    A: Usually 70–75%, depending on the state.

    Q: Are these questions updated for current year?
    A: Yes, all questions follow the current NIC/PSI exam content outline.

  • Consistency is key — doing 10–20 questions daily with explanations can boost your pass rate by over 30%.

You’ll review:

  • Hair anatomy & growth – Understand the cortex, cuticle, and hair bulb functions.

  • Chemical services – Learn about patch tests, porosity testing, and safe product use.

  • Sanitation & safety – Master OSHA guidelines, tool disinfection, and workplace hygiene.

  • Common conditions – Identify tinea pedis, trichoptilosis, and other disorders.

  • Technical skills – Improve results with over-direction, proper conditioning, and client comfort checks.

Why this matters: These questions mimic real exam style and difficulty, helping you retain technical vocabulary, avoid common mistakes, and apply cosmetology theory to practical scenarios. Use the expert notes and memory tips to speed up recall on exam day.

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