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EXAM TWO FOS 3042 questions n answers rated A+

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EXAM TWO FOS 3042 questions n answers rated A+

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FOS 3042
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EXAM TWO FOS 3042 questions n
answers rated A+

In reference to food additives, the acronym GRAS stands for: - ANS ✔✔Generally Recognized As
Safe



Which of the following are types of food additives? - ANS ✔✔Emulsifiers



The Nutrition Labeling and Education Act: - ANS ✔✔made nutritional labeling mandatory



Which legislative act regulates standards of identity? - ANS ✔✔Federal Food, Drug, and
Cosmetic Act



What food ingredient is needed to make jams and jellies? - ANS ✔✔Pectin



Which of the following is NOT an example of separation in food processing? - ANS ✔✔Gelation



Heat transfer occurs during - ANS ✔✔All of the above

(Pasteurization of milk)

(Freezing of broccoli)

(Baking of bread)



Moving food through pipes is an example of - ANS ✔✔Fluid Flow



Which of the following is NOT used to transport liquid food during food processing? - ANS
✔✔Homogenizer

,Which of the following is an example of mass transfer that would occur as you prepare a cup of
tea for yourself? - ANS ✔✔All of the above

(Diffusion of color, flavor and other compounds into the hot water)

(Aroma compounds that you smell)

(Steaming above the cup)



What microorganism is considered the most heat resisitant pathogen found in food? - ANS
✔✔Clostridium botulinum



The process of heating a food, usually liquid, to a specific temperature for a definite length of
time, and then cooling it immediately is known as - ANS ✔✔pasteurization



The use of thermal and nonthermal processing techniques to minimize the number of
pathogenic and spoilage organisms in food, making them safe and giving them extended shelf-
life is a definition for - ANS ✔✔food preservation



In thermal processing, it is a good practice to have an F-value of - ANS ✔✔3.0 or above



Which of the following is desirable in frozen foods? - ANS ✔✔Fast freezing



Enzyme activity in foods that undergo freezing conditions - ANS ✔✔Slows down



Refrigeration is considered - ANS ✔✔a mild form of food preservation



Which freezing method DOES NOT utilize direct contact between the food product and the
cooling medium? - ANS ✔✔N/A (Not belt)

,What is the name of the method used to freeze liquid or semi-liquid foods? - ANS ✔✔N/A (Not
Air blast freezing)



How are blueberries typically frozen? - ANS ✔✔N/A (Not "Any of these methods will work")



Which of the following is a disadvantage of sun drying? - ANS ✔✔Usually can't get moisture
content below 15%



Which of the following are reasons to concentrate foods? - ANS ✔✔Reduces the weight and
volume of the food



Which of the following is TRUE regarding drying curves? - ANS ✔✔Bound water is harder to
remove compared to free water



Which of the following is a reason to dehydrate food? - ANS ✔✔Food preservation



Air drying is a method used to - ANS ✔✔Dehydrate foods



What is best quality grade given to eggs? - ANS ✔✔Grade AA



What causes rigor mortis in poultry? - ANS ✔✔Anaerobic glycolysis



The aircell size in eggs - ANS ✔✔gets bigger as the egg gets older



In poultry processing, feathers are removed with - ANS ✔✔Mechanical "fingers" made of rough,
molded rubber like material



A typical poultry processing plant will slaughter approximately - ANS ✔✔1 million birds a week

, Louis Pasteur - ANS ✔✔Demonstrated that air was not the cause of spoilage, it was something
carried in the air



Anton Van Leeuwenkoek - ANS ✔✔Developed the first microscope



Nicholas Appert - ANS ✔✔father of canning



Robert Koch - ANS ✔✔Received the Novel Prize in 1905 for demonstrating that a particular
organism is responsible for a disease and that it can be transmitted from one animal to another.



• germ theory



pathogen - ANS ✔✔makes you sick



Bacterial capsule - ANS ✔✔is responsible for the slimy "texture" of spoiled fish or chicken.



False - ANS ✔✔T or F: Viruses replicate in food and living cells.



a. Toxins

b. Alcohol

c. CO2

d. Acids - ANS ✔✔Microorganisms are capable of producing....



Protein denaturation - ANS ✔✔An acid produced during spoilage of milk causes



A. Yeast

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