Food Technology mcq
1. The %
Daily Value is based on a _____calorie diet.
a.
2000
b.
2500
c.
3000
d.
3500
2. Which of
the following may NOT be used as a claim on
a food label?
a.
calorie free
b.
low calorie
c.
sugar free
d.
low sugar
3. Which of
the following foods is NOT exempted from
food labeling?
a.
whole coffee beans
b.
dehydrated
vegetables-condiment type
c.
plain instant tea
(unsweetened)
d.
unpopped popcorn
4. The basal
metabolism rate of a human being is NOT
affected by ___
a.
diet
b.
size
c.
sex
d.
age
5. Water
functions in the body to
a.
serve as a medium for chemical reactions
b.
dissolve oxygen
c.
induce glycogen
d.
moderate metabolism
6. A calorie
is the amount of energy required to raise _____of water one degree _____
a.
1 ounce, Fahrenheit
b.
1 gram, Centigrade
c.
1 kilo, Fahrenheit
d.
1 gram, Centigrade
7. In food,
carbohydrates supply_____Kcal. per gram.
a.
4
b.
5
c.
6
d.
7
8.
Which of the following food
processing operations is NOT for cooling food products? a. air blast
b.
ice water bath
c.
extrusion
d.
vacuum oven
9.
In food, proteins supply
_Kcal. per gram.
a.
4
b.
5 ‘. c. 6 d. 7
10. Which one of the following is a type of food preserved, in part,
by bacteria?
a.
yogurt
b.
bread
c.
wine
d.
whole milk
11. Which of the following is NOT
an essential function of a food container?
a.
tamper-resistant
b.
refrigerator fit
c.
light protection
d.
sanitary protection
12. Protein is required for
a.
production of antibodies
b.
bacteria inhibition
c.
proper bowel function
d.
absorption of water
13. Bacteria
cannot grow in an all environment because of lack of
available
moisture. a. sugar
b.
milk
c.
meat
d.
vegetables
14. Which of the following work together to
maintain chemical, fluid, and electrical balance between tissue cells and
blood?
a.
sodium and potassium
b.
calcium and phosphorus
c.
iron and vitamin C
d.
calcium and vitamin D
15. Which of
the following cannot be digested, absorbed, but looks, feels, and behaves like
fat?
a.
Olestra
b.
Trailblazer
c.
Simplesse
d.
Aspartame
16. Which of
the following is a macromineral needed by our bodies to maintain health?
a.
copper
b.
tin
c.
magnesium
d.
iron
17. To make
some ready-to-eat cereals, manufacturers use:
a.
extending and fluffing
b.
flaking and shredding
c.
inflaking and
inshredding
d.
posting and kellogging
18. To ensure that the foods you store maintain
their safety and quality, make sure your refrigerator is at ______degrees
Fahrenheit.
a.
35
b.
40
c.
45
d.
50
19. A fatty
acid does NOT contain which of the
following elements? a. carbon
b.
nitrogen
c.
oxygen
d.
hydrogen
20. To increase shelf life, the air in a
controlled atmosphere storage room containing apples should contain
only_______% oxygen rather than the 21% found in normal air.
a.
3
b.
5
c.
7
d.
9
21. The
_______ regulates genetically engineered microbes used in natural pesticides.
a.
Environmental Protection Agency
b.
United States
Department of Agriculture
c.
United States
Department of Genetic Engineering
d.
Food and Drug
Administration
22. The _______dose is the largest dose that the
animal in an experiment can take without endangering its health.
a.
acceptable daily intake
b.
maximum tolerated dose
c.
no-observed effect level
d.
LD5O
23.
Application efficiency of pesticides can be improved by
a.
scouting fields
b.
certified seed
application
c.
cultivating fields
d.
using resistant
fertilizer
24. A left-over hotdish needs to be reheated
prior to serving again. The internal temperature of the food should
reach_____degress F.
a.
140
b.
150 and held for two hours
c.
160
d.
165
25. In which
of the following foods is solanine considered a toxin?
a.
potato
b.
tomato
c.
coffee
d.
tea
26. An
emulsifier ____________
a.
prevents the separation of oil and water in food
b.
maintains the shape or
crispness of fruits and vegetables
c.
controls insects and
pests
d.
produces or stimulates
C02 production
27. A food additive that retards rancidity of
unsaturated oils and prevents browning in fruits and vegetables that occur
during exposure to oxygen is called an
a.
anti-caking free-flowing
agent
b.
antimicrobial agent
c.
antioxidant
d.
antibuffer agent
28. Starch is
a________ *
a.
protein
b.
carbohydtrate
c.
fat
d.
mineral
29. If the legal maximum of nitrite (N02) is 156
ppm, how much sodium nitrite can you legally add to 1 kg. of meat?
a.
156mg
b.
31.2oz
c.
78mg
d.
15.6 ounces
30.
__________________ stands for a system that is used to enhance food
safety in food processing, packaging, storage, distribution, and preparation.
a.
Good manufacturing
practices
b.
Hazard analysis and critical control point
c.
High accuracy and
contamination control point
d.
Best management practices
31. The registers or approves the use of
pesticide tolerance levels for pesticide levels in food.
a.
USDA
b.
FDA
c.
NMFS — d. EPA
32. ____________are places in the food processing
system where the lack of proper control can result in a safety risk for the
consumer.
a.
Concentrated contamination
control processes
b.
Critical control points
c.
Critical contamination
places
d.
Contamination processing
points
33. A food additive that promotes or produces a
desired physical state or texture is called a(n)___________
a.
enzyme
b.
formulation aid
c.
firming agent
d.
humectants
34. Tomatoes
are stored and shipped at temperatures between
a.
70°to9O°F
b.
15°to2O°F
c.
500 to 65°F
d.
00to250F
35. ______is defined as individual cells of crop
plants exhibiting desirable characteristics, which are selected and grown into
mature plants.
a.
recombinant DNA
b.
recombinant RNA
c.
pathoclonal variation
d.
somaclonal variation
36. A bacteria that can contaminate poultry
products and cause foodbome illness in humans is____________
a.
Lactobacillus
b.
Clostridium
c.
Gram Positive
d.
Salmonella
37. Two factors that accelerate rancidity in food
prâducts are and_
a.
temperature and light
b.
light and oxygen
c.
light and moisture
d.
light and soluable minerals
38. The most
effective way to eliminate living microorganisms in spices is
a.
freezing
b.
irradiation
c.
heat
d.
selected chemicals
39. A method
of food preservation that does destroy microorganism and enzymes is _______
a.
drying
b.
freezing
c.
microwaving foods
d.
pressure canning
40. The food
pyramid indicates that the group is the where you should
obtain the most servings each day.
a.
mHk
b.
fruit
c.
vegetable
d.
bread
41. An addition to of a nutrient to foods such as
adding vitamin 0 to milk is called____________
a.
irradiation
b.
fermentation
c.
nutrification
d.
fortification
42. Only
Lactic acid bacteria can ferment sugars and nutrients in pickles because they
a.
use a natural occuring
enzyme
b.
are tolerant of salt levels
c.
produce lactic acid
d.
use acetic acid
43. Which is of the following food components is
primarily derived from fruits, vegetables, and grains?
a.
fat
b.
protein
c.
minerals
d.
carbohydrates
44.
______grams of a day’s food intake should be protein
a.
30
b.
35
c.
40
d.
45
45. A list of ingredients must be included on a
food label. The first ingredient listed is by its amount of
a.
percent protein
b.
grams of carbohydrates
c.
total weight
d.
fat content
46. Anemia is a disease resulting from a low red
blood cell count. The red blood cells are the cells that carry______ throughout
the body ~or absorbtion.
a.
fiber
b.
vitamin B12
c.
iron
d.
carbon dioxide
47. Fiber is not digestible, it passes through
the intestine system and is removed in the stools. It absorbs water on its way
through the digestive systems and results in a softer stool, reducing the risk
of:
a.
osteoporosis
b.
hemorrhoids
c.
pernicious anemia
d.
heart disease
48. Soy sauce
is made with the use of___________
a.
mold
b.
bacteria
c.
fungi
d.
yeast
49. Fats and
oils are part of a family of compounds called ____________
a.
proteins
b.
carbohydrates
c.
lipids
d.
fiber
50. The government agency responsible for
ensuring that meat and poultry are safe and wholesome for consumption is the
___________________
a.
Food and Drug
Administration
b.
United States Department of Agriculture
c.
Department of Health and
Human Services
d.
Animal and Plant Health
Inspection Service
51. Glucose,
a simple sugar, melts at 150°C. This is equivalent to
a.
101.1°F
b.
238°F
c.
65.5°F
d.
302°F
52. It is important for a food technologist to
measure the relative number of hydrogen and hydroxide ions in a food system.
This is also known as measuring the _______ of a food. a. water activity
b.
brix
c.
pH
d.
sodium concentration
53. _____________ reacts with amino acids when
milk is heated to contribute to the tan color and slightly caramelized flavor
of cooked milk products.
a.
Lactose
b.
Casein
c.
Whey
d.
Milk fat
54. An additive that can keep a compound, mixture
or solution from changing its form or chemical nature is called a
a.
antioxidant
b.
buffer
c.
stabilizer
d.
preservative
55. A microorganism commonly found in human nasal
passages and on the skin that can cause foodborne illness if food becomes
contaminated is
a.
Clostridiurn peifringens
b.
Staphylococcus aureus
c.
Clostridiuni botulinum
d.
Escherichia coIl 01 57:H7
56. Flavor is sensed by taste buds which are
sensory organs located on parts of the tongue. The taste buds on the sides of
the tongue respond to ______________ flavors.
a.
sweet
b.
bitter
c.
salty
d.
sour
57. A process that changes the shape of a protein
molecule without breaking its covalent bonds is called
__________________________
a.
denaturation
b.
coagulation
c.
agglutination
d.
saturation
58. A food
technologist developing a formulation for a soft dough should use
a.
an equal ratio of liquid to
flour
b.
two parts flour to one part
liquid
c.
three parts flour to one part liquid
d.
six parts flour to one part
liquid
59.
Microorganisms that cause human disease are known as _________________
a.
parasites
b.
pathogens
c.
spores
d.
vegetative cells
60. Oil and
water normally separate because they are________________
a.
emulsified
b.
immiscible
c.
Qt9bili7Pd
d.
a colloidal dispersion
61. ______________ is the complete destruction of
all microorganisms, except some bacterial spores.
a.
Commercial sterilization
b.
Pasteurization
c.
Irradiation
d.
Sterilization
62. A ___________________ is an illness caused by
consuming a food that contains a
harmful metabolite from a microorganism.
a.
food borne infection
b.
baceriocide
c.
bacteriostat
d.
food borne intoxication
63. A synthetic sweetener made of aspartic acid
and phenylalanine that is found in many diet soft drinks is called
___________________
a.
asparatame
b.
sorbitol
c.
saccharin
d.
cyclamates
64.
________________ is an alternative name for baking soda.
a.
Carbon dioxide
b.
Potassium bitartrate
c.
Sodium bicarbonate
d.
Calcium carbonate
65. Vegetables are stored in individual rooms
within a warehouse. The room storing would be expected to generate the most
heat in one 24 hour period in their confined storage space.
a.
snap beans (5600 BTU/Ton124
hours)
b.
asparagus (3440 BTU/Ton!l2
hours)
c.
cucumbers (8400 BTU/Ton!48
hours)
d.
lima beans (4100 BTU/TonI6 hours)
66. The use of biochemical techniques to alter
the genetic makeup of a plant to enhance characteristics for food production is
called _________________
a.
biogenetics
b.
biotechnology
c.
biophysiology
d.
biophysics
67. The use
of food additives in the U.S. is regulated by the
a.
Food and Drug Administration
b.
United States
Department of Agriculture
c.
Department of Health
and Human Services
d.
Animal and Plant Health
Inspection Service
68. Fruits
and vegetables discolor when bruised or cut due to
a.
caramelization
b.
sulfiting
c.
dehydration
d.
enzymatic browning
69. The part
of a cauliflower used for food by consumers is (are) the
a.
tuber
b.
bulb
c.
flower buds
d.
berries
70. A food contains 8 grams of fat, 4 grams of
carbohydrates and S grams of protein. That would be equivalent to calories.
a.
88
b.
108
c.
93
d.
113
71. A food technologist is formulating a low
carbohydrate pasta so they need to select a grain source that has the highest
amount of protein and lowest amount of carbohydrates. They should use
a.
hard wheat
b.
millet
c.
rice
d.
soft wheat
72. Food that is dried at too high a temperature
during dehydration can become on the outside of the product.
a.
blanched
b.
lyophilized
c.
mushy
d.
casehardened
73. One of
the functions of sodium nitrite in meat products is to ________________
a.
inhibit mold growth
b.
inhibit growth of Clostridium
botulinum in vacuum packaged cured meats
c.
minimize purge in vacuum
packaged meats
d.
reduce color fading in
aerobically packaged cured meats
74. Sodium
benzoate is used in soft drinks primarily to inhibit
a.
rancidity
b.
color deterioration
c.
mold growth
d.
flavor breakdown
75. A company is formulating a high quality ice
cream and wants to use milk from a breed of cow’ that will provide the highest
percentage of butterfat in its milk. Milk from a _____________
cow should be used.
a.
Jersey
b.
Holstein
c.
Shorthorn
d.
Brown Swiss
76. Vitamin D
is added to milk to prevent a condition called ________________
a.
scun’y
b.
pellagra
c.
rickets
d.
beriberi
77. There are
_______ principles of HACCP.
a.
3
b.
5
c.
7
d.
9
78. Chocolate undergoes a ________________
process as part of one of the production steps
from harvest to a finished chocolate candy bar. a. pasteuriztion
b.
homogenation
c.
fermentation
d.
lyophilization
79. GMP is an
acronym for ______________ in the food industry.
a.
get more practice
b.
good manufacturing
procedures
c.
good methods procedures
d.
good manufacturing practices
80. Energy
lost when water molecules form ice crystals is called
a.
specific heat
b.
latent heat
c.
heat of fusion
d.
heat of vaporization
81. A compound that destroys bacteria on contact
and has residual activity to continue to kill
bacteria on a surface is called a ____________________ a. bactericide
b.
bacteristat
c.
chemicide
d.
chemistat
82. A retort
is a piece of equipment used for ________________
a.
flying
b.
drying
c.
canning
d.
baking
83. The
purpose for using a leavening agent such as baking soda or baking powder in
cakes and
cookies is to provide a source of _________________
a. sodium dioxide
b
carbon monoxide
c.
sodium monoxide
d.
carbon dioxide
84. To test a
food manufacturing process with batches lager then bench top size, but
smaller than full scale industry size, processors will use
_________________________
a.
mass production
b.
batch production
c.
pilot scale production
d.
prototype production
85. Once food
production operations are finished, a sanitation crew will remove all
visible dirt, grime and grease. This step is also called
_______________
a.
cleaning
b.
sanitizing
c.
rinsing
d.
disassembly
86. Fruits
and vegetables are primarily composed of__________________
a.
carbohydrates
b.
water
c.
protein
d.
fiber
87.
___________ is (are) required, by law, to be on all food labels.
a.
The product price
b.
Preparation instructions
c.
The quantity
d.
Suggested uses
88. If a food product contains 10,000,000 (1 0~)
microbes per gram, and experiences a
99.9999 percent kill rate, then_________microbes per gram will survive.
a.
1
b.
10
c.
100
d.
1,000
89. Butter is
made by agitating cream to form a _____________________ emulsion.
a.
water-in-oil
b.
gas-in-liquid
c.
oil-in-water
d.
gas-in-solid
90. Water activity is the degree of availability
of water in food. The water activity of pure
water is ____________ a. 0.100
b.
1.000
c.
10.00
d.
100.0
91. The sugar
____________ is sweeter than sucrose.
a.
fructose
b.
lactose
c.
glucose
d.
maltose
92. The _______________ a fatty acid chain
attached to a glycerol becomes, the more solid a fat will be at room temperature. a. shorter
b.
longer
c.
fatty acid chain length
has no impact on how solid a fat becomes
d.
more unsaturated
93. To
control crystal size when making candy, an interfering agent such as________
is added.
a. salt
b. sugar
c. water
d. cream of
tartar
94. The
protein in meat that is primarily responsible for meat color is _____
a.
myosin
b.
actin
c.
myoglobin
d.
hemoglobin
95. Inorganic
elements essential for human health and growth are called
a.
vitamins
b.
minerals
c.
proteins
d.
fiber
96. The
technical name for freeze drying is __________________
a.
lyophilization
b.
sublimation
c.
condensation
d.
evaporation
97. Food scientists, who use their ability to
view and understand the entire production process well enough to identif~’
problems areas or deficiencies, are _____________________
a.
monitoring quality
assurance
b.
troubleshooting
c.
implementing HACCP
d.
pilot testing
98. _______________ is a globular
protein that is found in milk.
a.
Casein
b.
Keratin
c.
Elastin
d.
Gluten
99. Sucrose,
galactose and glucose caramelize at 170°C. This is equivalent to ________
a.
126°F
b.
338°F
c.
248°F
d.
77°F
100. ______________ is scientifically evaluating a
new food product such as Pop-Tarts Yogurt Blasts for appearance, odor, taste,
and mouthfeel.
a.
Proximate analysis
b.
Food chemistry
c.
Market analysis
d.
Sensory evaluation
101. An
example of a homogenous mixture is (a) a. pizza
b.
salad containing lettuce,
vegetables and cheese
c.
cola
d.
beef stew —
102. Food
heats up in a microwave oven primarily due to vibration of__________ molecules.
a. water
b.
fat
c.
protein
d.
carbohydrate
103. Clostridium botulinwn is
the organism that causes ________________ a.
hemolytic uremic syndrome
b.
vomiting
c.
botulism
d.
necrotic enteritis
104. Meat,
fruits and vegetables contain between 70 to 90 percent a. carbohydrates
b.
protein
c.
fat
d.
water
105. Pudding
that is prepared by cooking thickens as it cools due to the use of a. milk
a.
starch
b.
sugar
c.
vanilla
106. Using a process called _____________, liquid
vegetable oils are changed to shortening and margarine.
a.
hydrogenation
b.
oxidation
c.
saturation
d.
aeration
107.
_____________ is an elastic, siretchy protein found in wheat.
a.
Myosin
b.
Casein
c.
Gluten
d.
Albumin
108. Processed food products such as cereals and
orange juice may be fortified with to enhance their nutritional content.
a.
stabilizers
b.
chelators
c.
antioxidants
d.
vitamins and minerals
109. When fruits such as pears, apples, or bananas
are cut or bruised, causes the cut
surface to become discolored
a.
the maillard reaction
b.
enzymatic browning
c.
exposure to light
d.
catabolism
110. Since oil and water normally separate because
they are immiscible, an ___________ can be used to keep these liquids mixed
together in solution.
a.
invertase
b.
antimicrobial
c.
caking agent
d.
emulsifier
111. Chemical leavening agents such as baking soda
and baking powder produce _______ during baking to lighten or aerate baked
goods.
a.
carbon monoxide
b.
carbon dioxide
c.
sodium bicarbonate
d.
steam
112. During the production of sauerkraut, cabbage
is ____________ to contribute to the aroma, flavor and color of sauerkraut.
a.
fermented
b.
homogenized
c.
pasteurized
d.
lyophilized
113.
___________ is the time a food product can be stored before
deteriorating. a. Retail life
b.
Refrigeration life
c.
Quality life
d.
Shelf life
114. HTST
milk is milk that has been processed using ___________.~. procedures. a. homogenous tempering short time
b.
high temperature short time
c.
hot temperature short
tempering
d.
homogenization time
scalding temperature
115.
_____________ are microorganisms that cause disease in humans. a. Thermophiles
b.
Prions
c.
Pathogens
d.
Parasites
116. Instant mashed potatoes flakes are an example
of a food product that has undergone a __________ process.
a.
fermentation
b.
curing
c.
dehydration
d.
carmelization
117. The FDA has a list of over 600 ingredients
considered safe and not designated as additives that appear on a GRAS list.
GRAS is an acronym for ___________
a.
generally recognized as safe
b.
government recognition
as sound
c.
government recognized
as safe
d.
generally recognized as
secure
118.
Pressure canners used in the commercial manufacture of canned products
are known as —- a.
steam blanchers
b.
retorts
c.
plate exchangers
d.
sublimators
119. Meat
products that have been irradiated bear ________ on the product label at
retail. a. a radura
b.
no symbol or term
indicating the product has been irradiated
c.
the term electronically
pasteurized
d.
the term electronically
sterilized
120. A food contains 4 grams of protein, 5 grams
of fat, and 2 grams of carbohydrates. That would be equivalent to _________
calories.
a.
64
b.
69
c.
54
d.
128
121. ____________ is added to meat to produce a
cured meat color and flavor, and to serve as an antibotulinal agent.
a.
Sodium erythorbate
b.
Sodium phosphate
c.
Sodium chloride
d.
Sodium nitrite
122. ____________ is considered to be basic
because the number of hydroxide ions outnumber the hydrogen ions in a solution.
a.
lemon juice
b.
water
c.
baking soda
d.
coffee
.
123. To
determine the amount of free water available for microbes to use in a food
system, a food scientist would measure the ___________ of that food.
a.
water activity
b.
percent water
c.
pH
d.
brix
124. When peanuts are ground to make peanut
butter, a ___________ is added. This keeps the peanut oil from separating out
to the top of the jar during storage.
a.
caking agent
b.
stabilizer
c.
hum ectant
d.
antioxidant
125. The
family of compounds that includes fats and oils is called __________ a. carbohydrates
b.
proteins
c.
lipids
d.
amines
126. Which of
the following packages is an example of aseptic packaging? a. plastic
milk carton
b.
Tetra Pak drink box
c.
glass drink bottle
d.
plastic bread bag
127. Polyethylene terephtalate, commonly known as
is the packaging material used for
2 liter soda bottles.
a.
PolyT
b.
PETP
c.
PT
d.
PET
128. A food
that would be rich in omega-3 fatty acids would be _____________ a.
fatty fish
b.
lard
c.
olive oil
d.
butter
129. To
measure the texture of a d=Anjou pear, a food technologist might use a a. spiral
plater
b.
gas chromatograph
c.
texture analyzer
d.
stomacher.
130. What
happens to the boiling point of water when it is heated at high altitudes?
a. It
increases
b.
It decreases
c.
It stays the same
d.
Water doesn=t boil at
high altitude
131. Regulations prescribe how ingredients must be
listed on food labels. What is the general stipulation with respect to the
order that ingredients are listed?
a.
By alphabetical order
b.
By ascending order of
proportion by weight
c.
By descending order of proportion by weight
d.
By descending order of
proportion by volume
132. Cheese
curd is primarily composed of coagulated a. protein
b.
fat
c.
carbohydrate
d.
lactose
133. Sodium
benzoate is used as a preservative in soft drinks to inhibit growth of ______
a. bacteria
b.
molds
c.
yeasts
d.
viruses
134. The red
color of a tomato is due to a compound called a. beta
carotene
b.
lycopene
c.
limonene
d.
myosin
135. Peppers
can deliver a very hot sensation when consumed because of the level in the
pepper. a. fructose
b.
citric acid
c.
theobromine
d.
capsaicin
136. The
chemical name for table salt is ________________ a. sodium bicarbonate
b.
potassium nitrate
c.
sodium chloride
d.
sodium bisulfite
137. When proteins begin to break down in meat, the process is called
__________ a. proteolysis
b.
lipolysis
c.
glycolysis
d.
hydrolysis
138. A compound that has little or no flavor itself but is added to
food to assist or boost the primary flavor of the food to which it is added is
a ____________
a.
processing aid
b.
humectant
c.
stabilizer
d.
flavor enhancer
139. Glucose is a simple sugar, also known as a __________________ a.
disaccharide
b.
monosaccharide
c.
polysaccharide
d.
multisaccharide
140. When a food processing plant is cleaned at the end of a
production day, the order of cleanup is ____________________________
a.
rinse, clean with
detergent, dry pick up, rihse, sanitize
b.
clean with detergent,
rinse, sanitize, rinse, dry pick up
c.
dry pick up, rinse, clean with detergent, rinse, sanitize
d.
dry pick up, rinse, clean
with detergent, sanitize, rinse
141. When water is used as an ingredient in food formulations, it
must be a. soft water
b.
potable water
c.
hard water
d.
purified water
142. ___________ is an ingredient used in food to slow the reaction
of lipids forming free radicals leading to oxidative rancidity in food.
a.
Butylated hydroxyanisole
b.
Sodium caseinate
c.
Potassium sorbate
d.
Disodium inosinate
143. All the essential amino acids would most likely be found in one
serving of ________ a. peanuts
b.
legumes
c.
bran cereal
d.
beef
144. Milk and ice cream processing involves both homogenization and
pasteurization.
Homogenization is ____________
a.
evaporation of liquid under
vacuum leaving a concentrate
b.
addition of bacterial
starter cultures
c.
reduction in size of fat globules by forcing the milk or
cream through a very small opening under pressure
d.
rapid heating of milk to
very high temperatures to kill disease-causing bacteria in the milk product
145. The brownish color of aerobically packaged ground beef that has
been stored in a refrigerator for several days is due to
a.
deoxymyoglobin
b.
metmyoglobin
c.
myoglobin
d.
oxymyoglobin
146. ___________ is a preventative food safety program required by
juice processors.
a.
GMP=s
b.
SSOP=s
c.
Quality assurance
d.
HACCP
147. The building blocks of protein are called
a.
amino acids
b.
monosaccharides
c.
fatty acids
d.
triglycerides
148. The enzyme added to milk to cause curd formation in cheese is
called
a.
amylase
b.
rennin
c.
lactase
d.
maltase
149. Good Manufacturing Practices are used to:
a.
enforce strict laws related
to safety regulations
b.
evaluate the design of food processing plants -
c.
cover the consumer aspect
of food processing
d.
brief food suppliers of
their productts safety
150. FSIS
stands for: -
a.
Food Safety and Inspection
Administration
b.
Food Safety and Inspection Service
c.
Fiber Safety Inspection
Service
d.
Food and Drug
Administration
151. The
HACCP process uses _________to show the entirefood processing operation. a. personnel
b.
flow charts and diagrams
c.
food processing
software
d.
risk assessment
152. Poultry consumption in the United States has
increased from
1976 to
1989.
a.
25°!.
b.
only slightly
c.
less than beef
consumption
d.
more that 65%
a. none of the above
153. In HACCP
systems, critical points should be identified so that hazard can be_________
a.
produced
b.
eliminated
c.
detoured
d.
detected
154. An
example of a GMP would be a. concrete
walls
b.
concrete floors filtering
air
c.
double-pane windows e. noneoftheabove
155. A
bacteria that infects plants through would sites and can inject DNA into cefls
is:
a.
agrobacterlUm
b.
aflotoxin
c.
Selenastrum Capricontum
Prinhz
d.
Clostridlum periringens
156.
Surface-like agents that prevent like-particle conglomeration are: a. Adenosine trlphosphates
b.
Emulsifiers
c.
Pathogens
d.
Cladocerans
157.
______means that the product contains bacteria that can make more of the
product. a. active
ingredients
b.
active culture
c.
active byproducts
d.
live bacteria
158. Which
one of the following uses mold to derive the final product?
a.
yogurt
b.
soysauce
c.
pickles
d.
whole milk
159. Which of the following would be a requirement
or function of a commercial food container:
a.
gas and odor protection
b.
sanitary protection
c.
degradable
d.
resistance to impact
160. A
synthetic hormone to increase milk production is
a.
BSA
b.
BSE
c.
BST
d.
none of the above
161. Bacteria cannot grow in all environment
because of lack of available moisture. a. sugar
b.
milk
c.
meat
d.
vegetables
162. Which of
the following is NOT a type of food processing? a. Cold processing
b.
Rehydration
c.
Fermentation
d.
Irradiation
163. Which of the following processes changes
liquid oils into semisolids and makes the oil less susceptaible to oxidation
and rancidity?
a.
fermentation
b.
hydrogenation
c.
rehydration
d.
oxidization
164. The demand for which of the following food
products would go up the least if per capita income increased significantly?
a.
alcoholic beverages
b.
dairy products
c.
food purchased away from
home
d.
red meat and poultry
165. An addition of a nutrient to foods
such as adding vitamin D to milk is called____________ a. irradiation
b.
fermentation
c.
nutrification
d.
fortification
166. If
acidic foods(such as tomatoes) are added to milk, a. fat coagulates
b.
fat content increases
c.
casein coagulates
d.
whey coagulates
167. Which of the following foods
cannot be effectively frozen? a. broccoli
b.
cabbage
c.
carrots
d.
lettuce
168. Which of
the following is not an essential function of a food container? a. tamper-resistant
b.
refrigerator fit
c.
light protection
d.
sanitary protection
169. A discovery by a it centruy economist
relating family income with food puchases as a proportion of totoal
expenditures is often referred to as:
a. ingail’s law b,
Engie’s Law
c.
Angels’s Law
d.
Einstein’s law
170. A major
criticism of American diets and eating patterns is that our diet contains far
too
much
a.
carbohydtrates
b.
starch
c.
fat
d.
protein
171. Only three processes have been lndentifled to
safely eliminate living microorganisms. They are:
a.
freezing, heat, and
irradiation
b.
dehydration, selected
chemicals, and irradiation
c.
heat, sleected chemicals, and irradiation
d.
heat, heavy saiting. and
irradiation
172. A list of ingredients must be included on a
food label. The first ingredient listed is by its amount of:
a.
percent protein
b.
grams of carbohydrates
c.
total weight
d.
fat content
173. In most cases, which phrase meant that the
food product in question contains no nutritive carbohydrate sweetner, either
added or naturally occuring, and is a low or reduced calorie food?
a.
“sugar free”
b.
“low in sugar”
c.
“no sugar added”
d.
“reduced sugar”
174. Three kinds of information must be found on a
food label. One of those listed is incorrect. Which one of the following is
incorrect?
a.
product identification
b.
name and address of the
manufacturer, packer, or distributor
c.
net contents or net weight
d.
sources of food ingredients
175. If NOEL value of a pesticide is 1 gram, what
is the Acceptable Daily Intake (ADD for each kIlogram of body weight?
a.
1 gram
b.
0.1 gram
c.
1 0 milligrams
d.
100 millIgrams
176.
Antioxidants perform all of the following except: a. Prevent protein
degradation
b.
Preserve color
c.
Minimize rancidity
d.
Preserve flavor
177.
A chemical linked to
long-term effect such as cancer, sterility and birth defects could cause which
of the following:
a.
chronic toxicity
b.
acute toxicity
c.
defect action levels
d.
total adverse response
178.
LD5O represents:
a. The concentration of a chemical at
which half of the test animals die b. A test for neurotoxins
c.
Lethality when~the dosage
level is multiplied by 50
d.
A measurement of speicies
specificity
179.
A toxin commonly found in
corn and peanuts is:
a.
Solanine
b.
Protease
c.
Goitrogens
d.
Aflatoxins
180.
Which of the following is
NOT a way to control food pathogens?
a.
wash hands frequently
b.
keep food at 40-140 F 00
c.
cook foods thoroughly
d.
thaw meats in the
refrigerator
181.
Which one of the following
is NOT a type of food preserved by mold?
a.
Blue cheese
b.
Soy sauce
c.
gari
d.
pickles
182.
The acceptable daily intake
(ADI) of a non.carcinogen is:
a.
1/100 of a no-observed effect level (NOEL)
b.
1/1 000 of no-observed
effect level (NOEL)
c.
zero
d.
one-tenth of a
no-observed effect level (NOEL).
183.
Cholesterol is a chemical
that actually belongs to the ____ family.
a.
carbohydrate
b.
protein
c.
alcohol
d.
fat
184. Which is
of the following food component is primarily derived from red meat and poultry?
a.
ash
b.
protein
c.
minerals
d.
carbohydrates
185. Which of
the following is not a primary function of protein?
a.
growth and maintenance of
cells
b.
production of antibodies
c.
provides good and readily available source of energy
d.
tissue and nerve
development
186. Using
salt to control the unwanted growth of microorganisms in food:
a.
has been used for many
years
b.
is only effective if foods
are stable
c.
preserves food by
Increasing available water (AW)
d.
a & b
187. When a food scientist appraises a food using
sight, smell, taste and possibly touch, this is often referred to as:
a.
extra sensory perception
b.
sensory perceptIon
c.
sensory orientation
d.
sensory evaluation
188. Bacteria do not thrive below 40 degrees
Fahrenheit or above _____ degrees
Fahrenheit.
a.
11OF
b.
120F
c.
130F
d.
140F
189. Only three processes have been identified to
safely eliminate living microorganisms.
They are:
a.
freezing, heat, and
irradiation
b.
dehydration, selected chemicals, and irradiation
c.
heat, selected chemicals,
and irradiation
d.
heat, heavy salting, and
irradiation
190. A list of ingredients must be included on a
food label. The first ingredient listed is by its amount of:
a.
percent of fat
b.
grams of carbohydrates
c.
total weight
d.
total volume
191. If NOEL value of a pesticide is 3 grams, what
is the ADI for each kilogram of body weight?
a.
3gram
b.
0.3 gram
c.
30 milligrams
d.
300 milligrams
192. LD50
represents:
a.
The concentration of a
chemical at which half of the test animals die
b.
A test for neurotoxins
c.
Lethality when the dosage
level is multiplied by 50
d.
A measurement of species specificity
193. All meat
should be cooked to the following temperature to kill Salmonella species:
a.
121F
b.
145F
c.
16SF
d.
170F
194. The
terms “chewy”, “fibrous”, “gritty”, “mealy”, and “sticky” are important in the of foods.
a.
grading
b.
flavor
c.
nutritional value
d.
texture
195. The
correct calculation for optimal inventory is:
a.
O1=1/2 RQ+PO
b.
Ol=OP+1/2 RO
c.
Ol=RQ+1/2 P0
d.
None of the above
196. Egg white changes from a clear liquid to an
opaque white solid upon heating due
to__________ denaturation
a.
fat
b.
protein
c.
carbohydrate
d.
glycogen
197.
___________ is the process of thawing frozen products.
a.
Flaking
b.
Tamping
c.
Tempering
d.
Blanching
198.
Margarine is formed by adding hydrogen atoms to unsaturated fatty acids,
a process otherwise known as
a.
oxidation
b.
hydrogenation
c.
mastication
d.
esterificatiori
199. At sea
altitude, water boils at —_______
a. 1000° F
b. 212° F
c. 212° C
d. 900° C
200. Starch is a type of __________
a. protein
b. fat
c. carbohydrate
d. mineral
201. __________ is the science of evaluating a food product for
smell, appearance, taste and texture.
a. Proximate analysis
b. Food chemistry
c. Rheology
d. Sensory
evaluation
202. An eating establishment that does not have table service is
considered to be a ____________ restaurant.
a. white-tablecloth
b. fast-food
c. full-service
d. gourmet dining
203. When marketing a new food product nationally to the public,
major food companies will launch a ___________
a. product
rollout
b.market channel
c. product extension
d.regional promotion
204. When vegetables are stored they undergo a process termed
__________ that yields principally water and carbon dioxide.
a. respiration
b.perspiration
c. dehydration
d.oxidation
205. A food that can be stored at room temperature for a prolonged or
indefinite time period with minimal quality deterioration is said to be
_________
a. room stable
b. shelf superior
c. shelf stable
d. room superior
206. _________ is the ingredient that imparts a unique color and
flavor to cured neat products. a. Sodium chloride
b. Sodium nitrate
c. Sodium citrate
d. Sodium
nitrite
207. Chemically leavened dough uses ___________ as a leavening agent.
a. air
b.baking powder
c. yeast
d.steam
208. Milk undergoes a process called ___________ that is intended to
break down fat globules so they are
smaller and more uniform in size.
a. homogenization
b.pasteurization
c. encapsulation
d.emulsification
209. ___________ is responsible for the bright cherry red color of
ground beef. a. Myoglobin
b.Oxymyoglobin
c. Metmyoglobin
d.Dinitrosohemochromogen
210. HACCP is an acronym that stands for ___________
a. hazard analysis and critical control program
b. have a cup of coffee and pray
c. hazard
analysis and critical control point
d. hazard analysis and critical command program
211. Foods that have a pH>5.3 are considered to be __________
a. high-acid foods
b. acid foods
c. medium-acid foods
d. low-acid
foods
212. By using ___________ the microbial species introduced for
fermentation can be controlled. a. back slopping
b. natural contamination
c. a starter
culture
d. a mother culture
213. Proteins are primarily composed of ___________
a. lipids
b. amino acids
c. sugars
d. carbohydrates
214. To determine the amount of free water available for
microorganisms to grow in a food product, ___________ is measured.
a. water
activity
b.moisture content
c. relative humidity
d.water concentration
215. The process when ice becomes water vapor without first going
through a liquid state is called ___________
a. convection
b. evaporation
c. sublimation
d. osmosis
216. Lemon juice which is acidic would have an approximate pH of
__________ a. 7.2
b. 8.1
c. 2.3
d. 6.8
217. Sucrose, or table sugar, is __________ a. a complex carbohydrate
b. made of galactose and fructose
c. made of glucose and galactose
d. a simple
carbohydrate
218. A food contains 6 grams of fat. That would be equivalent to
___________ calories. a. 54
b. 24
c. 42
d. 60
219. A complex protein molecule that stimulates or speeds up a
specific chemical reaction without being used up itself is called a(n)
a. microorganism
b. experiment
c. mycelium
d. enzyme
220. ___________ is a system for monitoring food production for
compliance with health, safety and product standards.
a. Research and development
b. HACCP
c. Quality
assurance
d. Government inspection
221. Fragments of lipids and other components that are formed in
lipid-containing foods that undergo irradiation are called
a. radiolytic
products
b.nuclear waste
c. proteolytic products
d.radioactive
222. __________ is composed of one molecule of glycerol and three
fatty acids. a. Tryptophan
b. Maltose
c. Glycogen
d. A
triglyceride
223. During the freezing process ___________ can damage cell walls
leading to changes in product texture and quality.
a. sugar crystals
b. salt crystals
c. carbon dioxide
d. ice crystals
224. Oil and water separate when mixed together due to the
___________ portions of fatty acids in oil.
a. hydraulic
b. hydrophilic
c. hydrophobic
d. hydroscopic
225. Of the estimated 10,000 products introduced each year
approximately_____ percent will survive in the marketplace. a.
1
b. 26
c. 50
d. 75
226. A list of ingredients must be included on a food label. These
ingredients are listed in descending order according to ingredient
a. bulk
b. weight
c. particle size
d. volume
227. A mom-and-pop store is a __________
a. store associated with chains that is smaller than the average
supermarket and has
limited food and household items
b. large self-service retail store commonly associated with chains
c. retail
outlet that is not part of a chain, but is privately owned and operated
d. store associated with chains that are designed for one-stop
shopping
228. An extruder is a piece of equipment commonly used to form
__________ a. meat patties
b. crackers
c. tortillas
d. pasta
229. ___________ was the first person to develop frozen foods on a
commercial basis. a. H. Benjamin
b.Clarence Birdseye
c. Mark Labrador
d.Colonel Sanders
230. Retail marketing of meat was revolutionized with the
introduction of ___________ in the 1960’s.
a. carcasses on the rail
b. irradiated meat
c. boxed meat
d. MAP packaged meat
231. The ___________ are the major parts of a wheat kernel.
a. germ, bran,
endosperm and husk
b.germ, bran and
endosperm
c. fiber, germ bran and husk
d.oil, bran, endosperm
and hull
232. A plant employee that wears street shoes in a food manufacturing
facility is not following a. HACCP
b. GSP’s
c. OMP’s
d. SSOP’s
233. Carbonation in soft drinks is commonly achieved by adding
a. sodium bicarbonate
b. sodium
carbonate
c. calcium carbonate
d. carbon dioxide
234. The use of food additives in U.S. food products is regulated by
the ___________
a. U.S. Food
and Drug Administration
b.U.S. Department of
Agriculture Food Safety and Inspection Service
c. U.S. Department of Commerce
d.U.S. Environment
Protection Agency
235. Removing all of the visible dirt, grime, grease and food
particles in a food processing facility is called ____________
a. sanitizing
b. cleaning
c. cleaning and sanitizing
d. dry pick-up
236. Listeria
monocytogenes is a bacteria that grows at refrigeration temperatures
and is considered to be a ___________
a. refrigophile
b. psychrophile
c. mesophile
d. therinophile
237. An ingredient statement for a food product states that the food
contains ‘flour, starch, salt, flavorings, MSG and BHT. MSC is considered to be
a __________
a. flavoring agent
b. colorant
c. anticaking agent
d. flavor
enhancer
238. Casein in milk is an example of a ___________
a. solid in liquid where the liquid is the dispersed phase and the
solid is the continuous
phase
b. gas in liquid where the gas is the dispersed phase and the
liquid is the continuous phase
c. gas in liquid where the liquid is the dispersed phase and the
gas is the continuous phase
d. solid in
liquid where the solid is the dispersed phase and the liquid is the
continuous
phase
239. Oil is heated and reaches a temperature when small free fatty
acids are volatized. This is called the _________
a. melting point of fat
b. smoke point
c. flash point
d. fire point
240. To produce sauerkraut, cabbage undergoes a ____________ process.
a. fermentation
b. drying
c. freezing
d. cold sterilization
241. An antioxidant is added to food products to ___________
a. slow protein oxidation which causes rancidity
b. slow lipid oxidation which causes caramelization
c. inhibit the Maillard reaction
d. slow lipid
oxidation which causes rancidity
242. Essential amino acids __________
a. are produced in our body through biochemical
pathways b are only acquired through dietary
intake c. are not necessary for survival
d. are available in protein free foods
243. ___________ is the number of degrees Fahrenheit required for a
specific thermal death time curve to pass through one log cycle, or achieve 90%
destruction.
a. D-value
b. F-value
c. L-value
d. Z-value
244. Canning food products is a method of
a. preservation
b. deterioration
c. pasteurization
d. aseptic processing
245. An example of a food attribute would be the ___________
a. flavor of a chocolate bar
b. color of meat
c. texture of a tomato
d. all of the
above