1. Multiple Choice.
Read each question carefully. Choose the letter of
the best answer and encircle your answer.
1. What type of thickener is usually solid at room
temperature and works by imparting their natural
thickness to the formula?
A. Synthetic thickener B. Mineral thickener
C. Lipid thickener D. Semi-synthetic thickener
2. 2. Which of the following is commonly
used in deodorants and antiperspirants?
A. Lithium B. Cobalt
C. Arsenic D. Aluminum
3. 3. Which of these is a suspension type
cosmetic?
A. Lipstick B. Perfume
C. Shampoo D. Lotion
4. 4. Which of these is an adverse effect of prolonged
exposure to harmful cosmetic substances?
A. Fairer skin B. Dandruff-free hair
C. Removes dirt D. Cancer formation
5. 5. Tin want to try a cosmetic product showed in an
advertisement. What she needs to consider before
purchasing cosmetic product?
A. Manufacture and Expiration date
B. Chemicalโs ingredients
C. Packaging and authenticity
D. All the above
6. 6. Tin used a cosmetic product that helps to protection
the lips. It is applied to the baton of material within a
tubular container usually around 10mm in diameter and
50mm in length, under what type of cosmetic product can
we categorized this?
A. solution B. capsule
C. cream D. sticks
7. 7. Why do we need to consider the level of safeness
when we buy cosmetic products?
A. They may contain potentially toxic
substances such as lead and mercury
B. They may contain carcinogenic substances
such as formaldehyde
C. Some cosmetic products may upset hormonal
balance in the body
D. All of the above
8. 8. How can parabens in cosmetic products
harm the body?
A. They can cause severe hemorrhage
B. Parabens can contribute to
arteriosclerosis
C. Cause myasthenia gravis
D. Contribute to cancer formation
9. 9. What type of consumer product is composed of
solid ingredients that are blended well with one
another and pressed to get the desired shape?
A. Solution B. Ointments
C. Suspension D. Capsules
10. 10. Why are fragrances used in
cosmetics?
A. To make them more recognizable
B. To provide pleasant odor
C. To mask inherent smell in some
ingredients
D. All of the above
11. 11. Which of the following forms the basis of almost
every type of cosmetic product, including creams,
lotions, makeup, deodorants, shampoos, and
conditioners?
A. Water B. Emulsifiers
C. Fragrances D. Thickeners
12. 12. Which of the following is a typical clear product
with visible particles like gelatin beads or inorganic
minerals.
A. oil B. powder
C. sunscreen D. aerosols
13. Which of the following is NOT true about soap?
A. It has a hydrophobic tail B. It acts as emulsifier
C. It has a hydrophilic tail D. It is the same as
detergent
13. 14. It is a liquid commonly used for cleaning
that has a property called surface tension.
A. fats B. water
C. soap D. detergent
15. The following are important functions of
surfactants in cleaning EXCEPT:
A. Causes tension B. Emulsifying
C. Loosening D. holding soil in
suspension
14. 16. What do you called the process of soap making?
A. purification B. sublimination
C. pasteurization D. saponification
17. Hydrophobic is another name for a substance whichโฆ
A. Bonds weakly to water B. Bonds weakly to oil
C. Repels oil D. Attracts water
15. 18. Soaps cannot be used in hard water because theyโฆ
A. are too greasy B. creates environmental problems
C. form precipitates D. contains sodium
19. Detergents with branched hydrocarbon chains are
less likely to beโฆ
A. Biodegradable B. Effective
C. Synthetic D. Sulfonates
16. 20. Lye is used in soap making. Lye is a concentrated
solution of which ionic compound?
A. K2CO3 B. CuSO4 C. NaOH
D. NaCl.
21. A natural or synthetic substance used to add a color to
or change the color of something.
A. pigment B. paint C. dye
D. additive
17. 22. It is used in the manufacture of dyes, drugs, and plastics,
and was the basis of the earliest synthetic dyes.
A. aniline B. alizarin
C. indigo D. quinine
23. Which of the following statements is true about
auxochromes?
A. They are represented as nitrogen, carbon, oxygen and
sulfur which usually have single or double bonds.
B. They increase the color of any organic substance.
C. They are constituents of molecules that absorb or reflect
certain colors when light fall on them.
D. They have the property of absorbing different radiations.
18. 24. It enhances the color intensity of the dye &
commonly known as โcolor helpers or โcolor
intensifiersโ.
A. chromophore B. auxochrome
C. aniline D. quinone
25. Which of the following dyes are mostly used to
color blue jeans?
A. indigo B. malachite green
C. methyl orange D. alizarin
