#1
Which of the following brushes is best for detangling hair?
Wide-tooth comb
ExplanationWide-tooth combs have spaced-out teeth that minimize hair breakage while detangling.
#2
What does the term 'scalp exfoliation' refer to?
Removing dead skin cells from the scalp
ExplanationScalp exfoliation involves the removal of dead skin cells to promote a healthier scalp.
#3
What is the recommended frequency for washing hair?
Once a week
ExplanationWashing hair once a week helps maintain a balance of natural oils without over-cleansing.
#4
Which of the following ingredients is commonly found in shampoos for oily hair?
Tea tree oil
ExplanationTea tree oil is known for its oil-controlling properties and is often found in shampoos for oily hair.
#5
What is the recommended temperature range for using heat styling tools on hair?
Between 200°F (93°C) and 300°F (149°C)
ExplanationUsing heat styling tools within this range helps prevent excessive damage to the hair.
#6
Which of the following vitamins is essential for healthy hair growth?
Vitamin B6
ExplanationVitamin B6 plays a crucial role in promoting healthy hair growth.
#7
Which of the following is NOT a common cause of dandruff?
Regular shampooing
ExplanationRegular shampooing is not a cause of dandruff; it helps maintain scalp health.
#8
What is the purpose of using a leave-in conditioner?
To moisturize and detangle the hair
ExplanationLeave-in conditioners provide ongoing moisture and help in detangling hair.
#9
What is the purpose of a hair mask?
To condition and nourish the hair
ExplanationHair masks provide deep conditioning and nourishment to improve hair health.
#10
What is the main component of hair?
Keratin
ExplanationKeratin is the primary protein that makes up the structure of hair.
#11
What is the purpose of using a clarifying shampoo?
To remove product buildup and residue
ExplanationClarifying shampoos help remove accumulated product buildup and residues from the hair and scalp.
#12
Which of the following factors can contribute to hair breakage?
Excessive brushing when wet
ExplanationBrushing wet hair excessively can lead to increased hair breakage.
#13
What is the primary function of the cuticle layer in hair?
To protect the inner layers of hair
ExplanationThe cuticle layer acts as a protective barrier for the inner layers of the hair shaft.
#14
Which of the following is a common symptom of scalp psoriasis?
Dry, flaky scalp
ExplanationScalp psoriasis often manifests as a dry, flaky scalp.
#15
What is the role of sebum in hair health?
To moisturize the scalp
ExplanationSebum, produced by the sebaceous glands, helps moisturize and condition the scalp.
#16
What is the main cause of gray hair?
A decrease in melanin production
ExplanationGray hair results from a natural decrease in melanin, the pigment responsible for hair color.
#17
What is the purpose of using a pre-shampoo treatment?
To condition and protect the hair before shampooing
ExplanationPre-shampoo treatments condition and protect the hair before the cleansing process.