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Food Science 2

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

During the milling process of brown rice, a by-product called “brokens” are produced while “brokens” are used for a variety of things, its mostly used for the production of _______

a)

Beer

b)

cereal

c)

rice flour

d)

fertilizer

2.

A food scientist is analyzing multiple published research studies to determine which ingredient would provide the best functionality for a product. When the results of several individual studies are pooled to yield an over all conclusion, it is called _______

a)

A correlation coefficient

b)

Coherent -analysis

c)

A cumulative frequency 

d)

Meta-analysis

3.

Food products formulated to have a pH < 4.6 will inhibit toxin production by _______.

a)

Staphylococcus aureus

b)

Clostridium botulinum

c)

Listeria monocytogenes 

d)

Salmonella

4.

Oils high in polyunsaturated fatty acids _____ than oils high in monounsaturated fatty acids

a)

Will have lower melting points

b)

Have more trans fatty acids

c)

Will have more hydrogen atoms 

d)

Are more dense 

5.

_____ is bright orange in color and found in foods from plant sources 

a)

Retinol

b)

Cobalamin

c)

Beta-carotene

d)

Ergocalciferol

6.

To chocolate from settling out of milk,_____ is added 

a)

Antioxidants

b)

Foaming agents 

c)

Gelling agents 

d)

 Stabilizers

7.

A ____ is a dye, pigment or other substance, which is capable of imparting color when added or applied to a food

a)

Color additive 

b)

 Colorant 

c)

Secondary direct food additive 

d)

Processing aid 

8.

_______ contributes(s) to bitter flavors in tea and coffee.

a)

Caproic and caprylic fatty acid ethyl esters 

b)

Polyphenols 

c)

Carotenoids

d)

Trans 2-hexenal

9.

The grans list is continually under constant revision. Fda recommends class 5 ingredients ___.

a)

Be considered at present and anticipated levels use 

b)

Have restricted use and require more research 

c)

Be removed from the GRAS list 

d)

 Be safe at current use levels but evaluate if an increase in use could be hazardous

10.

High levels of mercury in fish is considered a ____ hazard 

a)

Biological 

b)

Physical

c)

Chemical

d)

Radiological

11.

It is the responsibility of the _____ to ensure that all ingredients used are food-grade purity and and comply with specifications and limitations in all applicable authorizations 

a)

FDA

b)

USDA FDA

c)

Manufacturers of any food 

d)

FFDCA

12.

What is a real statement?

a)

Water conducts heat away from food slower than fat

b)

The thinner a product is, the longer it will take to freeze in the center

c)

A food with a higher fat content will freeze slower than a similar food with a smaller fat content

d)

Increase airflow a freezer decreases freezing rate of food

13.

An iridescent look on the surface of slices meat means ______.

a)

The quality has declined in the product

b)

There is a safety concern and the meat should not be consumed

c)

Oil has been spread on the meat surface

d)

There are pigments in meat compounds causing iridescence when exposed to heat and processing

14.

A ______ like compound made of short- and long-chained acid triglyceride molecules is known by the acronym SALATRIM

a)

Protein

b)

Sweetener

c)

Fat

d)

Starch

15.

Microbes that require high salt concentrations to fusion are called ______ and are used to make bean cakes in Asia.

a)

Psychotronic

b)

Thermophilic

c)

Halophilic

d)

Mesophilic 

16.

Gluten is a protein made up of ______ that provides texture to bread.

a)

Gliadin and albumin

b)

Glutenin and globulin

c)

Globulin and albumin 

d)

Glutenin and gliadin

17.

When analyzing product texture, _____refers to how well one part of a food slides past another without breaking.

a)

Graininess

b)

Chewiness 

c)

Brittleness

d)

Firmness

18.

The complete destruction of all microbes in food processing is completed through ______.

a)

Sterilization

b)

Pasteurization

c)

Blanching 

d)

Commercial  

19.

The temperature rage in which most bacteria can grow, also known as the danger zone, is defined by the FDA as ______.

a)

70 degrees Fahrenheit - 120 degrees Fahrenheit

b)

40 degrees Fahrenheit - 140 degrees Fahrenheit

c)

55 degrees Fahrenheit - 125 degrees Fahrenheit

d)

85 degrees Fahrenheit - 115 degrees Fahrenheit

20.

A food processor is using water as part of a product formulation. GMPS require that this water be suitable or safe for drinking. This is also known as _______water.

a)

Palatable

b)

Sanitary

c)

Comestible 

d)

Potable

21.

Food scientists recently developed a MRE pizza having at least a three year shelf life for the military. What does MRE mean?

a)

Military ready to eat

b)

Meal ready to eat

c)

Meal real time eating

d)

Military ready to export

22.

In the baking industry, proteases ______ gluten, enabling dough to rise faster.

a)

Hydrolyze

b)

Bind

c)

Conjugate

d)

Agglomerate

23.

The process of piercing meat with needles or sharp blades to break up muscle fibers is called ______.

a)

Grinding

b)

Mechanical tenderization 

c)

Emfulitzation 

d)

Tumbling

24.

Ground beef turns from a bright cherry red to brown or _____ due to prolonged exposure to oxygen. 

a)

Myoglobin

b)

Deoxymyoglobin

c)

Oxymyoglobin

d)

Metmyoglobin

25.

Which of the following sugars is not an example of a monosaccharide?

a)

Galactose

b)

Fructose

c)

Maltose

d)

Glutose

26.

Milk chocolate must contain at least _______ cocoa liquor.

a)

10%

b)

20%

c)

45%

d)

35%

27.

Which of the following is an example of a non-Newtonian fluid? 

a)

Water

b)

Olive oil 

c)

Corn starch suspension 

d)

Vinegar 

28.

To carry out certain provisions of the _____, food facilities that manufacturer, process, pack, or hold food are required to be registered

 

a)

FDA

b)

FSMA

c)

Bioterrorism Act

d)

Food, Drug, and Cosmetic Act

29.

The functionality of carrageenan in a gummy bear is to provide ________.

a)

Flavor

b)

Texture 

c)

Antimicrobial

d)

Antimicrobial activity 

30.

______ are poisonous substances produced by certain molds found primarily on grain and nut crops, but may also be in celery, grape juice, and apples.

a)

Ciguatera toxins

b)

Ipomeamarones

c)

Mycotoxins

d)

Scombrotoxins

31.

_____ are (is) commonly used in soft drinks to stop the growth of yeast and bacteria.

a)

Sulfites

b)

Calcium propionate

c)

Humectants

d)

Benzoic acid 

32.

A small amount of gelatin may be added to beer and processed apple juice to complex with _____ that can cloud these beverages; the complex is then filtered out.

a)

Tannins

b)

Terpenes

c)

Isocyanates

d)

Saponins

33.

The reaction between proteins and carbohydrates that causes food to brown is called _______.

a)

The Maillard reaction

b)

Caramelization

c)

Crystallization

d)

Proteolysis

34.

Foodborne illness may occur if a plant employee is a carrier of ______, a predominant bacterial species normally present on the skin.

a)

E. coli 0157:H7

b)

Staphylococcus aureus 

c)

Campylobacter jejuni

d)

Salmonella sp.

35.

When a company sanitizes equipment or a processing area, they are _______.

a)

treating so the equipment and processing area are free from all living microbes

b)

implementing a dry pick up of debris

c)

treating with heat or chemicals to reduce the number of microbes present

d)

physically removing soil from the surface

36.

A company is formulating a new food product labeled as low fat. This means ___________.

a)

the amount of fat is nutritionally trivial

b)

it has no more than 25% of the fat of a comparable food

c)

it contains 3 g of fat or less per serving or 100 g of food

comparable food

d)

it has less than 0.5 g of fat per serving

37.

Which of the following is not a true statement?

a)

Naturally occurring sugars have a different caloric content than commercially produced sugars

b)

Lactose only occurs in milk

c)

Table sugar (white granulated sugar) is primarily produced from sugar cane and sugar beets

d)

Fructose is the sweetest of naturally occurring sugars

38.

Food product dating is _________.

a)

required for all food products

b)

required for all meat products

c)

required for all infant formulas

d)

required for all products that are consumed, regardless of product type

39.

Which of the following is not a true statement?

a)

Syneresis is leakage of water from a gel

b)

Syneresis can dry food

c)

Syneresis can toughen food

d)

Syneresis is due to ice sublimation

40.

Prior to 1991, ______ solder was commonly used to seal the seams on tin cans for food.

a)

steel

b)

aluminum

c)

lead

d)

tin

41.

The measure of water vapor in air, also known as ________, affects the storage shelf life of perishable foods.

a)

humidity

b)

dew point

c)

water activity

d)

partial pressure

42.

Which of these sugars does not form crystals allowing is to be blown and spun into sugar creations?

a)

Xylitol

b)

Isomalt

c)

Sorghum syrup

d)

Honey

43.

Heat sensitive products such as milk, eggs, and protein powders are usually dried using ____ drying to reduce nonenzymatic browning and caramelization of the finished product.

a)

tray

b)

spray

c)

drum

d)

belt

44.

The USDA FSIS ensures that ______ is wholesome, safe, and properly labeled.

a)

meat, poultry, and seafood

b)

meat, poultry, and the processed egg supply

c)

meat, poultry, and the shell egg supply

d)

meat, poultry, and shellfish

45.

Packaging materials for food products are regulated by the ____.

a)

FDA

b)

FSIS

c)

EPA

d)

CDC

46.

Prions from cattle are believed to be responsible for a rare disease called _____ in humans.

a)

mad cow disease

b)

bovine spongiform encephalopathy

c)

variant Creutzfeldt-Jakob disease

d)

prion disease

47.

The ________ is a handbook available through the FDA that provides current information about the major known agents that cause foodborne illness.

a)

Bad Bug Book

b)

The Microbiology of Safe Food

c)

Microorganisms in Food

d)

Microbiological Specifications of Food Pathogens

48.

_______ conditions are necessary for a foam to remain stable.

a)

Two

b)

Three

c)

Four

d)

Five

49.

___________ aid(s) in the extraction of oil from olives.

a)

Cellulase

b)

Amyloglucosidase

c)

Pectic enzymes

d)

Catalase

50.

Eggs labeled “free-range” means that the eggs were produced from chickens that were raised _______.

a)

inside houses without cages

b)

inside houses with access to the outside

c)

by feeding organic feed

d)

without the use of antibiotics