Chapter 19-hair Coloring Trivia Quiz
Most people say that the hair color that one chooses portrays a statement about who they are and it is believed that blondes do have most fun. Are you studying to become a certified hair stylist? Take up the trivia quiz below and get to see how well you understood chapter 19 on hair coloring. All the best and have fun!
Questions and Answers
- 1.
A key factor in determinig appropriate haircoloring services is understanding the client's:
- A.
Age
- B.
Motivation
- C.
Service
- D.
Style
Correct Answer
B. MotivationExplanation
Understanding the client's motivation is crucial in determining appropriate hair coloring services. This is because the client's motivation will give insight into their desired outcome or goal for their hair color. By understanding their motivation, the hairstylist can suggest suitable color options and techniques that align with the client's preferences and expectations. This ensures a satisfactory outcome and enhances the overall client experience.Rate this question:
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- 2.
Once a stylist demonstrates the ability to skillfully color a client's hair, the client will generally:
- A.
Remain loyal
- B.
Switch to a different stylist
- C.
Ask the stylist to remove the haircolor
- D.
Never return to the salon again
Correct Answer
A. Remain loyalExplanation
Once a stylist demonstrates the ability to skillfully color a client's hair, the client will generally remain loyal. This is because the client has experienced satisfactory results and is likely to trust the stylist's expertise. The client may also feel a sense of loyalty towards the stylist for their skill and may not want to risk trying a different stylist who may not deliver the same results. Therefore, it is expected that the client will continue to visit the same stylist for hair coloring services.Rate this question:
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- 3.
In choosing a hair color for a client, a determining factor is the hair:
- A.
Natural style
- B.
Professional
- C.
Length
- D.
Structure
Correct Answer
D. StructureExplanation
When choosing a hair color for a client, one of the determining factors is the structure of their hair. The structure refers to the texture and condition of the hair, such as whether it is fine or coarse, straight or curly. This is important because different hair structures react differently to hair color and may require different techniques or formulations to achieve the desired result. Understanding the structure of the client's hair helps the stylist to select the appropriate hair color and application method to ensure the best outcome.Rate this question:
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- 4.
The layer of the hair that gives the strength and elastcity is the:
- A.
Cortex layer
- B.
Cuticle layer
- C.
Follicle layer
- D.
Medulla layer
Correct Answer
A. Cortex layerExplanation
The cortex layer of the hair is responsible for providing strength and elasticity. It is the middle layer of the hair shaft, located between the cuticle and the medulla. The cortex contains keratin proteins, which give the hair its structural integrity and flexibility. It also determines the hair's color and texture. The cuticle layer, on the other hand, acts as a protective outer covering, while the medulla layer is the innermost part of the hair shaft. The follicle layer refers to the structure within the skin from which the hair grows.Rate this question:
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- 5.
The outermost layer of the hair that protects and provides strength is the:
- A.
Cuticle layer
- B.
Medulla layer
- C.
Papilla layer
- D.
Structure layer
Correct Answer
A. Cuticle layerExplanation
The cuticle layer is the outermost layer of the hair that serves as a protective barrier. It consists of overlapping scales that help to prevent damage to the inner layers of the hair shaft. Additionally, the cuticle layer provides strength and structure to the hair, making it more resistant to breakage and environmental stressors.Rate this question:
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- 6.
In individual hair strands, hair texture is determined by the:
- A.
Cuticle
- B.
Cortex
- C.
Diameter
- D.
Length
Correct Answer
C. DiameterExplanation
Hair texture is determined by the diameter of individual hair strands. The diameter refers to the thickness or width of the hair strand. Hair can be classified as fine, medium, or coarse based on its diameter. Fine hair has a smaller diameter, while coarse hair has a larger diameter. The diameter of the hair strand affects its overall texture and appearance, such as how it feels and looks.Rate this question:
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- 7.
Hair color applied to fine hair may look:
- A.
Darker
- B.
Lighter
- C.
Shorter
- D.
Dull
Correct Answer
A. DarkerExplanation
When hair color is applied to fine hair, it may appear darker. This is because fine hair has a smaller diameter, which allows less light to reflect off the hair strands. As a result, the hair color appears more concentrated and intense, giving the illusion of being darker than it actually is.Rate this question:
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- 8.
Haircoloring services on coarse-textured hair may take:
- A.
Faster to process
- B.
Longer to process
- C.
Porosity to process
- D.
Liquids to process
Correct Answer
B. Longer to processExplanation
Coarse-textured hair has a larger diameter and thicker cuticle layers compared to fine-textured hair. This means that the hair strands are more resistant and less porous, making it harder for haircoloring products to penetrate and process effectively. Therefore, haircoloring services on coarse-textured hair may take longer to process in order to achieve the desired color result.Rate this question:
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- 9.
Hair with a tight cuticle resistant to moisture or chemicals is defined as having:
- A.
Average porosity
- B.
Poor porosity
- C.
Low porosity
- D.
Porous porosity
Correct Answer
C. Low porosityExplanation
Hair with a tight cuticle that is resistant to moisture or chemicals is defined as having low porosity. This means that the hair has difficulty absorbing moisture or chemicals due to the tightly packed cuticle layer.Rate this question:
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- 10.
The predominant melanin that gives black or brown color to the hair is:
- A.
Pheomelanin
- B.
Natural melanin
- C.
Individual melanin
- D.
Eumelanin
Correct Answer
D. EumelaninExplanation
Eumelanin is the predominant melanin that gives black or brown color to the hair. Melanin is the pigment responsible for the color of our hair, skin, and eyes. Eumelanin is the type of melanin that produces darker shades, while pheomelanin produces lighter shades such as red or blonde. Therefore, eumelanin is the correct answer as it is the melanin responsible for the black or brown color of hair.Rate this question:
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- 11.
Pigment that lies under the natural hair color is the:
- A.
Contibuting pigment
- B.
Combination pigment
- C.
Predominant pigment
- D.
Exposed pigment
Correct Answer
A. Contibuting pigmentExplanation
The correct answer is "contributing pigment". This is because the contributing pigment refers to the pigment that lies underneath the natural hair color. It is responsible for adding depth and undertones to the hair color.Rate this question:
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- 12.
The lightness or darkness of a color is called the:
- A.
Range
- B.
Level
- C.
Pigment
- D.
Degree
Correct Answer
B. LevelExplanation
The term "lightness or darkness of a color" refers to the intensity or brightness of the color. The word "level" accurately describes this concept as it implies different degrees or levels of brightness or darkness in a color. The other options, such as "range," "pigment," or "degree," do not specifically capture the idea of lightness or darkness.Rate this question:
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- 13.
The system used by colorists to analyze the lightness or darkness of a hair color is the:
- A.
Measurement system
- B.
Natural system
- C.
Color system
- D.
Level system
Correct Answer
D. Level systemExplanation
The level system is used by colorists to analyze the lightness or darkness of a hair color. This system categorizes hair colors into different levels, ranging from 1 (darkest) to 10 (lightest). Each level represents a specific shade or depth of color, allowing colorists to accurately communicate and achieve the desired hair color. The level system is widely used in the hair coloring industry as a standardized method for understanding and describing hair color.Rate this question:
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- 14.
The color levels are arranged on a scale from:
- A.
1 to 2
- B.
1 to 10
- C.
1 to 5
- D.
0 to 10
Correct Answer
B. 1 to 10Explanation
The color levels are arranged on a scale from 1 to 10, indicating that there are 10 levels or gradations of color intensity or brightness. This scale allows for a more precise and detailed representation of color compared to a smaller scale, such as 1 to 5 or 1 to 2. A larger scale provides more options and flexibility for accurately describing and distinguishing between different shades and hues of color.Rate this question:
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- 15.
Hair color tones can be described as:
- A.
Warm, neutral, and hot
- B.
Warm, neutral and cool
- C.
Cool, neutral, and even
- D.
Cool, warm and primary
Correct Answer
B. Warm, neutral and coolExplanation
Hair color tones can be described as warm, neutral, and cool. Warm tones typically include shades of red, orange, and yellow, giving a vibrant and fiery appearance. Neutral tones are neither warm nor cool, often appearing as natural shades of brown or black. Cool tones encompass shades of blue, green, and violet, providing a cooler and more subdued look. These three categories allow for a comprehensive understanding of different hair color tones and assist in selecting the most suitable shade for an individual's desired look.Rate this question:
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- 16.
Colors that absorb light and appear darker than their actual level are:
- A.
Primary colors
- B.
Cool colors
- C.
Warm colors
- D.
Neutral colors
Correct Answer
B. Cool colorsExplanation
Cool colors are colors that are associated with coolness, such as blues, greens, and purples. These colors tend to absorb more light and appear darker than their actual level. This is because they have longer wavelengths and lower energy levels compared to warm colors. Cool colors are often used to create a calming and soothing effect in art and design.Rate this question:
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- 17.
Warm tones reflect light and may appear:
- A.
Ash
- B.
Smokey
- C.
Cool
- D.
Lighter
Correct Answer
D. LighterExplanation
Warm tones reflect light and may appear lighter.Rate this question:
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- 18.
Colors that are described as sandy or tan are considered:
- A.
Primary colors
- B.
Natural colors
- C.
Intensity tones
- D.
Formulations tones
Correct Answer
B. Natural colorsExplanation
Colors that are described as sandy or tan are considered natural colors because they resemble the hues found in nature, particularly in sandy or earthy environments. These colors are often associated with a warm, neutral palette and can evoke a sense of calmness and natural beauty.Rate this question:
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- 19.
The first steps in performing a haircolor service is to identify:
- A.
The natural growth pattern
- B.
Natural levels
- C.
Neutral tones
- D.
Intensity tones
Correct Answer
B. Natural levelsExplanation
The first steps in performing a haircolor service is to identify the natural levels. This refers to the current color level of the client's hair before any color application. Understanding the natural levels helps determine the desired end result and the amount of lift or deposit needed to achieve it. By identifying the natural levels, the hairstylist can select the appropriate haircolor shade and formulate the color service accordingly.Rate this question:
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- 20.
Colors that we see are contained in the:
- A.
Invisible light spectrum
- B.
Color wheel
- C.
Color formulation
- D.
Visable light spectrum
Correct Answer
D. Visable light spectrumExplanation
The correct answer is "visible light spectrum" because colors that we see are a part of the electromagnetic spectrum that is visible to the human eye. This spectrum ranges from red to violet, with each color corresponding to a different wavelength. The other options are not correct because the invisible light spectrum refers to wavelengths that are not visible to the human eye, the color wheel is a tool used to organize and understand colors, and color formulation is the process of creating specific colors using pigments or dyes.Rate this question:
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- 21.
Artificial hair colors are developed from the primary and secondary colors that form:
- A.
Base colors
- B.
Tonality colors
- C.
Permanent tones
- D.
Drastic colors
Correct Answer
A. Base colorsExplanation
Artificial hair colors are developed from the primary and secondary colors that form the base colors. These base colors are the foundation for creating a wide range of hair colors by mixing and combining different shades. They serve as the starting point for creating various tones and shades to achieve the desired hair color. Base colors are essential in the hair coloring process as they provide the underlying pigment that determines the final result.Rate this question:
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- 22.
A color that will help minimize orange tones in the hair is a:
- A.
Violet base color
- B.
Blue base color
- C.
Secondary base color
- D.
Gold base color
Correct Answer
B. Blue base colorExplanation
A blue base color helps minimize orange tones in the hair. Blue is the opposite of orange on the color wheel, so it can neutralize and counteract the orange tones in the hair. By using a blue base color, the hair will appear more balanced and free from unwanted orange hues.Rate this question:
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- 23.
A system that is used to understand color relationships is the:
- A.
Color wheel
- B.
Level system
- C.
Law of color
- D.
Primary color system
Correct Answer
C. Law of colorExplanation
The law of color refers to the principles and theories that govern color relationships. It encompasses concepts such as color harmony, contrast, and the effects of different color combinations. It provides a framework for understanding how colors interact with each other and how they can be used effectively in various artistic and design applications. The color wheel, level system, and primary color system are all related concepts, but they do not specifically encompass the broader principles and theories covered by the law of color.Rate this question:
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- 24.
Colors that are pure or fundamental and cannot be achieved from a mixture are:
- A.
Level colors
- B.
Secondary colors
- C.
Cool colors
- D.
Primary colors
Correct Answer
D. Primary colorsExplanation
Primary colors are colors that cannot be achieved by mixing other colors together. They are considered pure or fundamental colors because they are the building blocks for creating all other colors. In the subtractive color model, the primary colors are red, blue, and yellow. By combining different amounts of these primary colors, all other colors can be created. Therefore, primary colors are the correct answer to the question.Rate this question:
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- 25.
The primary colors are:
- A.
Red, blue, and orange
- B.
Blue, red and violet
- C.
Yellow, blue and red
- D.
Red, yellow, and green
Correct Answer
C. Yellow, blue and redExplanation
The primary colors are yellow, blue, and red. These colors are considered primary because they cannot be created by mixing other colors together. Instead, they are used to create all other colors by combining them in different proportions. For example, mixing yellow and blue creates green, mixing blue and red creates purple, and mixing red and yellow creates orange. Therefore, yellow, blue, and red are the fundamental colors that form the basis of the color spectrum.Rate this question:
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- 26.
The darker and only cool primary color is:
- A.
Green
- B.
Ash
- C.
Red
- D.
Blue
Correct Answer
D. BlueExplanation
Blue is the correct answer because it is the only cool primary color. In color theory, blue is considered a cool color along with green and purple, while red is considered a warm color. Cool colors are associated with calmness and tranquility, while warm colors evoke feelings of energy and excitement. Since green and ash are not primary colors, blue is the only option that fits the description of being a cool primary color.Rate this question:
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- 27.
Red added to blue-base colors will cause them to appear:
- A.
Lighter
- B.
Darker
- C.
Golden
- D.
Yellow
Correct Answer
A. LighterExplanation
When red is added to blue-base colors, it creates a color that is closer to purple. Since purple is a lighter color compared to blue, adding red to blue-base colors will make them appear lighter.Rate this question:
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- 28.
A color achieved my mixing a secondary color and its neighboring primary color is:
- A.
Primary color
- B.
Tertiary color
- C.
Secondary color
- D.
Base color
Correct Answer
B. Tertiary colorExplanation
When a secondary color (formed by mixing two primary colors) is mixed with its neighboring primary color, a tertiary color is achieved. Tertiary colors are created by blending primary and secondary colors, resulting in shades like red-orange, yellow-green, and blue-violet. This process expands the color spectrum and allows for a greater range of hues and shades.Rate this question:
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- 29.
Equal portions of primary colors will produce
- A.
Neutral
- B.
Secondary
- C.
Black
- D.
Brighter
Correct Answer
C. BlackExplanation
When equal portions of primary colors are mixed together, they cancel each other out and create black. This is because primary colors are the fundamental building blocks of all other colors, and when they are combined in equal amounts, they absorb all light and reflect none, resulting in black.Rate this question:
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- 30.
A secondary color is obtained by mixing equal parts of two:
- A.
Base colors
- B.
Primary colors
- C.
Neutral colors
- D.
Cool colors
Correct Answer
B. Primary colorsExplanation
A secondary color is obtained by mixing equal parts of two primary colors. Primary colors are the basic colors that cannot be created by mixing other colors. By combining equal amounts of two primary colors, a secondary color is formed. For example, mixing equal parts of red and blue creates the secondary color purple. Similarly, equal parts of yellow and blue create green, and equal parts of red and yellow create orange. Therefore, the correct answer is primary colors.Rate this question:
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- 31.
A primary and secondary color positioned opposite each other on the color wheel are:
- A.
Neutralizling colors
- B.
Combination colors
- C.
Opposing colors
- D.
Complementary colors
Correct Answer
D. Complementary colorsExplanation
Complementary colors are positioned opposite each other on the color wheel. When these colors are placed next to each other, they create a strong contrast and enhance each other's intensity. This is because they contain different wavelengths of light, resulting in a visually pleasing and balanced combination. Complementary colors are often used together in design and art to create dynamic and harmonious compositions.Rate this question:
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- 32.
Complementary colors are used in color formulation to:
- A.
Oppose together
- B.
Attract each other
- C.
Neutralize each other
- D.
Highlight each other
Correct Answer
C. Neutralize each otherExplanation
Complementary colors are opposite each other on the color wheel. When these colors are combined, they create a neutral or grayish color, effectively canceling each other out. This is why complementary colors are used to neutralize or balance the intensity of each other in color formulation.Rate this question:
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- 33.
The process of diffusing natural color pigment or artificial color from the hair is:
- A.
Hair lightening
- B.
Hair lifting
- C.
Hair tinting
- D.
Hair colorization
Correct Answer
A. Hair lighteningExplanation
Hair lightening is the process of diffusing natural color pigment or artificial color from the hair. It involves using chemicals or bleach to lighten the hair strands and remove the existing color. This process is commonly used when someone wants to go from a darker hair color to a lighter shade or when they want to completely remove color from their hair. Hair lightening can be achieved through various techniques such as foiling, balayage, or using hair lightening products.Rate this question:
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- 34.
All permanent hair color porducts and lighteners contain an oxidizng agent and a (an):
- A.
Neutralizing agent
- B.
Developer ingredients
- C.
Alkalizing ingredients
- D.
Booster agent
Correct Answer
C. Alkalizing ingredientsExplanation
Permanent hair color products and lighteners contain an oxidizing agent, which helps to lift the natural color of the hair and open up the hair cuticle. In order to achieve the desired color, the hair needs to be in a more alkaline state. This is where alkalizing ingredients come into play. These ingredients help to raise the pH level of the hair, allowing the color to penetrate and bond with the hair shaft. Without alkalizing ingredients, the color may not be able to properly develop or last as long.Rate this question:
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- 35.
A hair-lightening process occurs when the alkaline peroxide:
- A.
Breaks up the primary color
- B.
Breaks up the melanin
- C.
Dissolves the oxidizing agent
- D.
Breaks up the neutral color
Correct Answer
B. Breaks up the melaninExplanation
The correct answer is "breaks up the melanin". Melanin is the pigment responsible for the color of our hair. When an alkaline peroxide is used in a hair-lightening process, it breaks up the melanin molecules, causing the hair to become lighter in color.Rate this question:
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- 36.
Temporary color pigment molecules do not penetrate because they are
- A.
Weak
- B.
Soft
- C.
Neutral
- D.
Large
Correct Answer
D. LargeExplanation
Temporary color pigment molecules do not penetrate because they are large. The size of the molecules prevents them from being able to pass through the barriers of the skin or hair. This is why temporary color pigments typically sit on the surface and can be easily washed off or fade over time.Rate this question:
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- 37.
Semipermanent hair color on average should last
- A.
4-6 days
- B.
4-6 weeks
- C.
8-10 weeks
- D.
5-10 weeks
Correct Answer
B. 4-6 weeksExplanation
Semipermanent hair color typically lasts for 4-6 weeks. This is because semipermanent hair color does not penetrate the hair shaft as deeply as permanent hair color. It only coats the outer layer of the hair, which gradually fades with each wash. The duration of the color can vary depending on factors such as hair porosity, hair care routine, and the specific brand and formula of the hair color used. However, on average, 4-6 weeks is a reasonable estimate for the longevity of semipermanent hair color.Rate this question:
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- 38.
Haircoloring that pentrates the hair shaft and is formulated to deposit but not lift color is:
- A.
Demipermanent hair color
- B.
Permanent hair color
- C.
Semipermanent color
- D.
Semitemporary color
Correct Answer
A. Demipermanent hair colorExplanation
Demipermanent hair color is the correct answer because it is a type of hair coloring that penetrates the hair shaft and is formulated to deposit color without lifting the existing color. Unlike permanent hair color, which can lighten or darken the hair, demipermanent color only adds color to the hair without changing its natural shade. Semipermanent and semitemporary colors are not formulated to penetrate the hair shaft as deeply as demipermanent color, making them less long-lasting.Rate this question:
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- 39.
Demipermanent hair color is available in a variety of formulas including
- A.
Creams, liquids, and sprays
- B.
Gels, creams and lotions
- C.
Creams, gels, and liquid
- D.
Gels, powders, and sprays
Correct Answer
C. Creams, gels, and liquidExplanation
Demipermanent hair color is a type of hair color that is designed to gradually fade over time. It is available in various formulas such as creams, gels, and liquid. These different formulas provide options for individuals with different hair types and preferences. Creams are often thicker and provide more control during application, gels offer a lighter texture and can be easier to spread through the hair, while liquids are more fluid and can be applied with a brush or bottle. Having a variety of formulas allows individuals to choose the one that suits their needs and desired results.Rate this question:
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- 40.
Uncolored dye precursors that can be diffused into the hair shaft are used in:
- A.
Gel hair color formulas
- B.
Permanent hair color formulas
- C.
Semipermanent hair color formulas
- D.
Temporary hair color formulas
Correct Answer
B. Permanent hair color formulasExplanation
Permanent hair color formulas use uncolored dye precursors that can be diffused into the hair shaft. These dye precursors react with hydrogen peroxide to form larger, colored molecules that become trapped inside the hair cuticle, resulting in a long-lasting color change. This is different from semipermanent and temporary hair color formulas, which do not penetrate the hair shaft as deeply and typically wash out after a few shampoos. Gel hair color formulas may also contain uncolored dye precursors, but they are not specifically mentioned in the question, so permanent hair color formulas are the most appropriate answer.Rate this question:
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- 41.
Dye precursors that combine with hydrogen peroxide to form larger tint molecules are:
- A.
Aniline peroxide
- B.
Aniline derivatives
- C.
Base derivatives
- D.
No-ammonia formulas
Correct Answer
B. Aniline derivativesExplanation
Aniline derivatives are dye precursors that react with hydrogen peroxide to form larger tint molecules. These derivatives are commonly used in hair dyes to achieve various shades and colors. By combining with hydrogen peroxide, the aniline derivatives undergo a chemical reaction that results in the formation of larger molecules, which then bond with the hair shaft to produce the desired color. This process allows for the customization of hair color and the ability to achieve a wide range of shades.Rate this question:
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- 42.
Although many semipermanent and demipermanent colors use alkalizing agents other than ammonia, they are not necessarily any less:
- A.
Damaging
- B.
Effective
- C.
Colorful
- D.
Durable
Correct Answer
A. DamagingExplanation
Semipermanent and demipermanent colors may use alkalizing agents other than ammonia, but this does not mean that they are any less damaging. The term "damaging" refers to the potential harm that these hair colors can cause to the hair. Despite not containing ammonia, these colors can still have negative effects on the hair's health and condition. Therefore, the correct answer is "damaging".Rate this question:
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- 43.
Permanent haircoloring products are mixed with
- A.
No-ammonia
- B.
Analine derivates
- C.
Hydrogen peroxide
- D.
Dye precursors
Correct Answer
C. Hydrogen peroxideExplanation
Permanent haircoloring products require a chemical agent that can penetrate the hair shaft and react with the natural melanin pigment. Hydrogen peroxide is commonly used in haircoloring products as it acts as an oxidizing agent, helping to break down the existing melanin and allowing the dye precursors to penetrate and develop color. Unlike ammonia, hydrogen peroxide does not have a strong odor and is less damaging to the hair. Aniline derivatives, on the other hand, are often used in semi-permanent haircoloring products rather than permanent ones.Rate this question:
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- 44.
Permanent hair color products used for gray hair remove natural pigment and:
- A.
Add natural pigment
- B.
Add artificial color
- C.
Remove gray hair
- D.
Add ammonia tint
Correct Answer
B. Add artificial colorExplanation
Permanent hair color products used for gray hair work by removing the natural pigment in the hair shaft and replacing it with artificial color. This process involves opening up the hair cuticle to allow the color to penetrate and bond with the hair shaft. The artificial color molecules then remain in the hair, giving it a new color. This is why permanent hair color is able to cover gray hair effectively and provide longer-lasting results compared to semi-permanent or temporary hair color products.Rate this question:
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- 45.
To provide maximum lift in a one-process color service most high-lift colors require:
- A.
20 volume lift
- B.
15 volume lift
- C.
30 volume lift
- D.
40 volume lift
Correct Answer
D. 40 volume liftExplanation
High-lift colors are used to achieve maximum lift in a one-process color service. The volume lift refers to the strength of the developer used with the color. In this case, the correct answer is 40 volume lift because it provides the highest level of lift. The higher the volume lift, the more lifting power the color will have, resulting in lighter and brighter hair color.Rate this question:
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- 46.
Haircoloring products that change hair color by creating a progressive buildup contain:
- A.
Henna colors
- B.
Chemical colors
- C.
Metallic colors
- D.
Vegetable colors
Correct Answer
C. Metallic colorsExplanation
Progressive buildup haircoloring products typically contain metallic colors. Metallic colors are compounds that gradually build up on the hair shaft, creating a progressive change in hair color. These products often use ingredients like lead acetate or bismuth citrate, which react with the sulfur in the hair to create a gradual color change. Metallic colors are known for their long-lasting effects and ability to create subtle, natural-looking color changes over time.Rate this question:
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- 47.
The most common developer used in haircoloring is:
- A.
Chemical agent
- B.
Developer strength
- C.
Hydrogen peroxide
- D.
Compound agents
Correct Answer
C. Hydrogen peroxideExplanation
Hydrogen peroxide is the most common developer used in hair coloring because it acts as an oxidizing agent, helping to activate the hair dye molecules and allowing them to penetrate the hair shaft. It also helps in lightening the natural hair color by breaking down the existing melanin pigments. The strength of the hydrogen peroxide used can vary depending on the desired level of color change or lightening.Rate this question:
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- 48.
Lighteners are chemical compounds that lighten natural hair pigment by dispersing, dissolving, and:
- A.
Decreasing
- B.
Developer
- C.
Decolorizing
- D.
Achieving
Correct Answer
C. DecolorizingExplanation
Lighteners are chemical compounds that lighten natural hair pigment by decolorizing it. Decolorizing refers to the process of removing or reducing the color of the hair pigment. By dispersing and dissolving the natural pigment, lighteners achieve a lighter shade by decolorizing the hair. This process is commonly used in hair bleaching or highlighting treatments to achieve a desired lighter hair color.Rate this question:
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- 49.
When hydrogen peroxide is mixed with a lightener formula, it releases:
- A.
Volume
- B.
Oxygen
- C.
Color
- D.
Hydrogen
Correct Answer
B. OxygenExplanation
When hydrogen peroxide is mixed with a lightener formula, it undergoes a chemical reaction that results in the release of oxygen gas. This reaction is known as decomposition, where hydrogen peroxide breaks down into water and oxygen molecules. The oxygen gas released can help in the lightening process by oxidizing pigments in the hair.Rate this question:
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- 50.
During the decolorization process, natural hair can go through as many stages as:
- A.
2 stages
- B.
1 stage
- C.
5 stages
- D.
10 stages
Correct Answer
D. 10 stages -
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