Nutrition Ch. 13 Food Safety & Technology: Impact on Consumers – Flashcards
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Why is rBGH given to many U.S. dairy cows?
1.to prevent the growth of microbes in the cows' milk
2.to improve the nutritional quality of the cows' milk
3.to strengthen the cows' immune systems
4.to increase milk production without increasing feed
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4.to increase milk production without increasing feed
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________ is a process that uses gamma rays to eliminate harmful bacteria in meat and poultry.
1.Irradiation
2.Aseptic packaging
3.Genetic modification
4.Pasteurization
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1.Irradiation
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Which of the following is most commonly associated with food-borne illnesses?
1.foods of animal origin
2.fruits
3.grains
4.vegetables
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1.foods of animal origin
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Which of the following is TRUE concerning the safe storage of leftovers?
1.Leftovers should be refrigerated within two hours of serving.
2.Leftovers should be stored at a depth of no greater than two inches.
3.Leftovers should only be refrigerated for up to four days.
4.All of these are true.
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4.All of these are true.
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Which of the following food preservation methods limits spoilage by drawing water out of foods, making them inhospitable to bacterial growth?
1.sugaring
2.salting
3.smoking
4.all of these
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4.all of these
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Which human organ system is most affected by toxic levels of mercury?
1.nervous
2.renal
3.cardiovascular
4.digestive
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1.nervous
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To avoid food-borne illness when traveling to another country it is good practice to:
1.wash and peel fruits with bottled water before eating.
2.avoid eating salads and unpasteurized dairy products.
3.avoid brushing your teeth with the local tap water.
4.All of these are good practices when traveling to another country.
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4.All of these are good practices when traveling to another country.
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Thoroughly cooking beef, pork, or fish will destroy helminth larvae and prevent infection.
1.True
2.False
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1.True
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The main symptom associated with Clostridium botulinum intoxication is:
1.diarrhea.
2.paralysis.
3.anemia.
4.jaundice.
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2.paralysis.
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According to the Centers for Disease Control, the majority of food infections are caused by:
1.prions.
2.bacteria.
3.viruses.
4.fungi.
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2.bacteria.
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An estimated ________ of all chicken eggs in the U.S. are contaminated with Salmonella.
1.one-fifth
2.one-fourth
3.one-third
4.one-half
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3.one-third
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Bovine spongiform encephalopathy is a food-borne illness also known as:
1.mad cow disease.
2.typhoid fever.
3.Norwalk virus.
4.hepatitis A.
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1.mad cow disease.
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It is estimated that over ________ percent of the U.S. population has symptoms of food-borne illness without knowing or reporting it.
1.20
2.30
3.50
4.75
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3.50
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It is unsafe to thaw frozen foods on the kitchen counter (at room temperature).
1.True
2.False
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1.True
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Pasteurization was first developed to kill microorganisms in:
1.milk.
2.wine.
3.cheese.
4.poultry.
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2.wine.
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Organic farmers cannot use pesticides.
1.True
2.False
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2.False
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Products that are "100% organic" or "organic" may display the USDA seal.
1.True
2.False
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1.True
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Refrigerating or freezing foods will kill any bacteria present in the food.
1.True
2.False
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2.False
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Irradiation is a permitted preservation technique used by organic farmers.
1.True
2.False
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2.False
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The easiest and most effective way to prevent food-borne illnesses is to:
1.wash hands before handling food.
2.separate foods to avoid cross-contamination.
3.chill foods to prevent microbes from growing.
4.cook foods to their proper temperature.
answer
1.wash hands before handling food.