Question 1

The food additives that inhibit the growth of the pathogen Clostridium botulinum are ________.

Accepted Answer

A)  sodium nitrate and sodium nitrite
B)  monosodium glutamate and guanosine monophosphate
C)  pectin and guar gum
D)  calcium silicate and magnesium stearate

Question 2

A healthy diet with plenty of _____ may reduce lead absorption in children.

Accepted Answer

A)  protein
B)  vitamin C
C)  iron
D)  potassium

Question 3

__________ can grow at refrigeration temperatures.

Accepted Answer

A)  Escherichia coli
B)  Salmonella
C)  Clostridium botulinum
D)  Listeria monocytogenes

Question 4

In the U.S.,food labels must indicate the presence of genetically modified ingredients.

Accepted Answer

A) True 
 B)False

Question 5

To prevent foodborne illness,cooked food should be consumed right away or refrigerated or frozen within _____ hour(s) .

Accepted Answer

A)  1
B)  2
C)  4
D)  5

Question 6

The most common application of genetic engineering of foods is to ________.

Accepted Answer

A)  produce meat with a lower fat content
B)  confer resistance to pesticides applied to kill weeds and insects
C)  improve vitamin A content of foods
D)  reduce the need for irrigation of crops

Question 7

Improper canning of foods can result in serious foodborne illness caused by the ___________ bacterium.

Accepted Answer

A)  Escherichia coli
B)  Salmonella
C)  Clostridium botulinum
D)  Listeria monocytogenes

Question 8

FDA has limited the use of sulfites on raw vegetables and in salad bars because they ________.

Accepted Answer

A)  impart an unpleasant taste to the food
B)  cause adverse reactions such as shortness of breath or gastrointestinal symptoms in some individuals
C)  are known to promote cancer
D)  are used to mask the flavor of spoiled produce

Question 9

Bt corn contains a protein produced by a bacterial gene.This protein ________.

Accepted Answer

A)  increases the vitamin A content of the corn
B)  increases the protein content of the corn
C)  is a pesticide that kills caterpillars,a major threat to corn
D)  allows the corn to be tolerant to weed killers

Question 10

Foods commonly contaminated with Staphylococcus aureus include ________.

Accepted Answer

A)  ham and poultry
B)  cream-filled pastries
C)  egg and chicken salads
D)  All of these choices are accurate.

Question 11

Common genetically engineered crops in the U.S.include ________.

Accepted Answer

A)  soybeans,corn,and cotton
B)  green beans,peas,and tomatoes
C)  rice,wheat,and carrots
D)  legumes,wheat,and corn

Question 12

A breakfast cereal labeled as organic must ________.

Accepted Answer

A)  have at least 70% of its ingredients meet organic standards
B)  have at least 95% of its ingredients meet organic standards
C)  be made from all natural ingredients
D)  contain no food additives

Question 13

Sources of the ciguatera toxin that can cause gastrointestinal and neurological symptoms include ________.

Accepted Answer

A)  nutmeg,sassafras,and mace
B)  mushrooms and some herbal teas
C)  shellfish,such as mussels and clams
D)  tropical and subtropical fish,such as snapper and amberjack

Question 14

Bottled water is generally safer than tap water in the U.S.

Accepted Answer

A) True 
 B)False

Question 15

The majority of antibiotics used in the U.S.are for food animals.

Accepted Answer

A) True 
 B)False

Question 16

In general,cooking poultry and ground meat to ______  °\degree° F is sufficient to kill pathogenic organisms.

Accepted Answer

A)  125
B)  135
C)  165
D)  85

Question 17

The food most likely to be contaminated with dioxins,mercury,and/or polychlorinated biphenyls is ________.

Accepted Answer

A)  imported candy
B)  milk and other dairy products
C)  grain that has been stored for several months
D)  fish

Question 18

Current guidelines for limiting fish to reduce methylmercury ingestion pertain to ________.

Accepted Answer

A)  all persons
B)  pregnant,breastfeeding women,and young children
C)  immunosuppressed individuals only
D)  the elderly

Question 19

Which of the following statements about food irradiation is true?

Accepted Answer

A)  Irradiated food is radioactive.
B)  Irradiation can be used to destroy pathogens in foods.
C)  All foods in the U.S.can be legally irradiated.
D)  Labels that identify a food as irradiated are not required.

Question 20

Antibiotics to promote growth or prevent diseases are allowed in organically produced animals.

Accepted Answer

A) True 
 B)False

Exam 3: The Food Supply

Improper canning of foods can result in serious foodborne illness caused by the ___________ bacterium.

Correct AnswerverifiedShow Answer

__________ can grow at refrigeration temperatures.

Correct AnswerverifiedShow Answer

In general,cooking poultry and ground meat to ______ °\degree° F is sufficient to kill pathogenic organisms.

Correct AnswerverifiedShow Answer

Current guidelines for limiting fish to reduce methylmercury ingestion pertain to ________.

Correct AnswerverifiedShow Answer

Antibiotics to promote growth or prevent diseases are allowed in organically produced animals.

Correct AnswerverifiedShow Answer

In the U.S.,food labels must indicate the presence of genetically modified ingredients.

Correct AnswerverifiedShow Answer

The food additives that inhibit the growth of the pathogen Clostridium botulinum are ________.

Correct AnswerverifiedShow Answer

The majority of antibiotics used in the U.S.are for food animals.

Correct AnswerverifiedShow Answer

A healthy diet with plenty of _____ may reduce lead absorption in children.

Correct AnswerverifiedShow Answer

Bottled water is generally safer than tap water in the U.S.

Correct AnswerverifiedShow Answer

Which of the following statements about food irradiation is true?

Correct AnswerverifiedShow Answer

FDA has limited the use of sulfites on raw vegetables and in salad bars because they ________.

Correct AnswerverifiedShow Answer

Foods commonly contaminated with Staphylococcus aureus include ________.

Correct AnswerverifiedShow Answer

A breakfast cereal labeled as organic must ________.

Correct AnswerverifiedShow Answer

The food most likely to be contaminated with dioxins,mercury,and/or polychlorinated biphenyls is ________.

Correct AnswerverifiedShow Answer

To prevent foodborne illness,cooked food should be consumed right away or refrigerated or frozen within _____ hour(s) .

Correct AnswerverifiedShow Answer

Bt corn contains a protein produced by a bacterial gene.This protein ________.

Correct AnswerverifiedShow Answer

The most common application of genetic engineering of foods is to ________.

Correct AnswerverifiedShow Answer

Sources of the ciguatera toxin that can cause gastrointestinal and neurological symptoms include ________.

Correct AnswerverifiedShow Answer

Common genetically engineered crops in the U.S.include ________.

Correct AnswerverifiedShow Answer

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In general,cooking poultry and ground meat to ______ $\degree$ F is sufficient to kill pathogenic organisms.

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