Question 1

There is evidence that some hair dyes may be carcinogenic.Because hair dyes are classified as cosmetics,the FDA cannot

Accepted Answer

A) ban them without sufficient proof of harm. 
B) approve them without sufficient proof of safety. 
C) approve them without sufficient carcinogenic testing. 
D) ban them. 
A) ban them without sufficient proof of harm. 
B) approve them without sufficient proof of safety. 
C) approve them without sufficient carcinogenic testing. 
D) ban them.

Question 2

One way to contribute to a greener planet is to use products that degrade readily in the environment.

Accepted Answer

A) True 
 B)False

Question 3

What chemical compound is used to bleach hair?

Accepted Answer

A) hydrogen peroxide 
B) sodium hypochlorite 
C) melanin 
D) thioglycolic acid 
A) hydrogen peroxide 
B) sodium hypochlorite 
C) melanin 
D) thioglycolic acid

Question 4

Oxygen-releasing bleaches are complexes of H₂O₂ (hydrogen peroxide)with sodium perborate or sodium perchlorate.In hot water the peroxide is released and can then act as a bleach.

Accepted Answer

A) True 
 B)False

Question 5

What are ABS detergents? Why were they banned?

Accepted Answer

ABS detergents refer to detergents that

Question 6

Probably the oldest and most widely used cosmetics are

Accepted Answer

A) toothpastes. 
B) deodorants. 
C) perfumes. 
D) shampoos. 
A) toothpastes. 
B) deodorants. 
C) perfumes. 
D) shampoos.

Question 7

The red-brown pigment in hair is called

Accepted Answer

A) melanin. 
B) phaeomelanin. 
C) chlorophyll. 
D) β-carotene. 
A) melanin. 
B) phaeomelanin. 
C) chlorophyll. 
D) β-carotene.

Question 8

The three basic ingredients of a paint are ________,________,and ________.

Accepted Answer

solvent,bi

Question 9

Detergents for washing dishes by hand are very alkaline.

Accepted Answer

A) True 
 B)False

Question 10

Emollients act by coating the skin and softening it.

Accepted Answer

A) True 
 B)False

Question 11

One of the major problems with the use of household chemicals is

Accepted Answer

A) they are toxic. 
B) consumers often fail to read directions and warnings. 
C) they do not perform well. 
D) all of the above 
A) they are toxic. 
B) consumers often fail to read directions and warnings. 
C) they do not perform well. 
D) all of the above

Question 12

A typical ingredient in skin lotions and creams is

Accepted Answer

A) palm oil. 
B) pork fat. 
C) corn oil. 
D) walnut oil. 
A) palm oil. 
B) pork fat. 
C) corn oil. 
D) walnut oil.

Question 13

Adding "natural" ingredients such as herbs to shampoo increases its effectiveness.

Accepted Answer

A) True 
 B)False

Question 14

People with brunette hair have lots of

Accepted Answer

A) melanin. 
B) phaeomelanin. 
C) chlorophyll. 
D) none of these 
A) melanin. 
B) phaeomelanin. 
C) chlorophyll. 
D) none of these

Question 15

In adult shampoos,the detergent often contains

Accepted Answer

A) sodium bicarbonate. 
B) sodium bisulfate. 
C) sodium dodecyl sulfate. 
D) lauryl sulfate. 
A) sodium bicarbonate. 
B) sodium bisulfate. 
C) sodium dodecyl sulfate. 
D) lauryl sulfate.

Question 16

In toothpaste,the most important function of the abrasive is to

Accepted Answer

A) kill bacteria in the mouth. 
B) produce a shiny gloss on the teeth. 
C) cause a reaction between detergent and fluorides in the toothpaste. 
D) remove the sticky dextran film known as plaque. 
A) kill bacteria in the mouth. 
B) produce a shiny gloss on the teeth. 
C) cause a reaction between detergent and fluorides in the toothpaste. 
D) remove the sticky dextran film known as plaque.

Question 17

Most cosmetics are made from very expensive ingredients.

Accepted Answer

A) True 
 B)False

Question 18

Deodorants act by

Accepted Answer

A) breaking down odorous chemicals as they are produced. 
B) destroying odor-causing bacteria. 
C) producing enzymes. 
D) reacting with sweat glands to stop perspiration. 
A) breaking down odorous chemicals as they are produced. 
B) destroying odor-causing bacteria. 
C) producing enzymes. 
D) reacting with sweat glands to stop perspiration.

Question 19

Alpha hydroxy acids are carboxylic acids that have a hydroxyl group on the carbon adjacent to the carboxyl carbon.

Accepted Answer

A) True 
 B)False

Question 20

Perfumes are

Accepted Answer

A) pure substances. 
B) compounds. 
C) simple mixtures of compounds. 
D) complex mixtures of compounds. 
A) pure substances. 
B) compounds. 
C) simple mixtures of compounds. 
D) complex mixtures of compounds.

Exam 21: Household Chemicals

There is evidence that some hair dyes may be carcinogenic.Because hair dyes are classified as cosmetics,the FDA cannot

One way to contribute to a greener planet is to use products that degrade readily in the environment.

What chemical compound is used to bleach hair?

Oxygen-releasing bleaches are complexes of H₂O₂ (hydrogen peroxide)with sodium perborate or sodium perchlorate.In hot water the peroxide is released and can then act as a bleach.

What are ABS detergents? Why were they banned?

Probably the oldest and most widely used cosmetics are

The red-brown pigment in hair is called

The three basic ingredients of a paint are ________,________,and ________.

Detergents for washing dishes by hand are very alkaline.

Emollients act by coating the skin and softening it.

One of the major problems with the use of household chemicals is

A typical ingredient in skin lotions and creams is

Adding "natural" ingredients such as herbs to shampoo increases its effectiveness.

People with brunette hair have lots of

In adult shampoos,the detergent often contains

In toothpaste,the most important function of the abrasive is to

Most cosmetics are made from very expensive ingredients.

Deodorants act by

Alpha hydroxy acids are carboxylic acids that have a hydroxyl group on the carbon adjacent to the carboxyl carbon.

Perfumes are

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The three basic ingredients of a paint are ,,and .