Food Science Exam 3
Which grade of egg has the most attractive retail appearance and is typically sold in retail markets
AA
Which of the following is known as vitamin B₁₂?
Cyanocobalamin
The chemical form of Vitamin E is known as
Alpha-Tecopherol
Your body contains about one ______ of iron?
Teaspoon
Toxicity of what mineral found in the Texas-panhandle area water supply causes mottling of tea
Flouride
Excessively high levels of calcium in the blood known as _____ impairs kidney function and leads to reduce absorption of other essential minerals such as iron, zinc, magnesium, and phosphorus
Gout
Milk must contain ____% milk solids that are not fat
8.25
Which of the following bacterial microorganisms should you be concerned with when preparing foods that contain uncooked eggs?
Salmonella
T/F: Acids are food additives used commonly as preservatives because they decrease pH
True
T/F: Binders in plant foods such as oxalic acid suppress the absorption of minerals
True
T/F: Humans absorb heme iron more efficiency than non heme iron
True
T/F: Humectants are added to food such as marshmallows to retain moisture and softness
True
T/F: Imitation milk resembles milk but contains no milk products
True
T/F: Potassium is a vitamin commonly found in good quantities in bananas
True
T/F: The B-vitamins are water soluble vitamins
True
T/F: The average person in the US consumes 250 eggs per year
True
T/F: Vitamin C found in citrus fruits is chemically known as ascorbic acid
True
T/F: Vitelline membrane is a sac that protects the egg yolk and protects it from rupture
True
Vitamin D, known as the sunshine vitamin, is synthesized by exposure to
Ultraviolet Radiation
Retinol is a chemical form of which vitamin
Vitamin A
Which of the following is not a fat-soluble vitamin?
Vitamin B
Which vitamin is a water-soluble antioxidant commonly found in citrus fruits?
Vitamin C
Which fat soluble vitamin was discovered and named in Denmark and is vital to blood clotting factors?
Vitamin K
T/F: Yeast, baking soda, and baking powder are examples of leavening agents
True (add air, aerate things)
A chicken yield contains approximately ____ mg of cholesterol in an egg yolk
200 (188 in a large egg)
Each egg shell has approximately _____ pores.
12,000
Which of the following temperature and time parameters is appropriate for HTST (high temperature, short time)
162ºF for 15 seconds
T/F: Niacin deficiency results in pellagra
True
T/F: Vitamin C is a fat-soluble vitamin
False
T/F: Whole milk must contain at least 8.25% milk fat
False (3.25%)
T/F: pasteurization is a heating process applied to milk products to render them sterile
False (doesn't render it sterile)
T/F: Scurvy results from a deficiency of Vitamin A
False (vitamin C)
T/F: UHT milk remains shelf stable after the package is opened
False
T/F: USDA must approve all new food additives
False
Substances like ammonium citrate which absorb moisture to keep products like table salt and sugar from clumping as known as
Anti-caking agents
Which of the following is a thickener added to chocolate milk to give it a smoother creamier texture?
Carrageenan
T/F: The state with the greatest number of laying hens for egg production is Texas
False
Which of the following is an antifoaming agent?
Dimethylpolusiloxane
Compounds that can suspend lipids in water by isolating individual fat droplets using a shell of water or protein molecules or other substances to prevent the fat from coalescing are known as
Emulsifiers
Amylase, bromelain, ficin, papain, and lactase are examples of what
Enzymes
T/F: Bovine somatotropin is sold by Bayer under the trade name paline
False
T/F: Brown shelled eggs are nutritionally superior to white shell eggs
False
T/F: Calcium toxicity results in osteoporosis
False
T/F: Paprika can be legally added to fresh meat to maintain a bright cherry red color
False
T/F: Salt has a greater whole sale value per weight unit than cinnamon
False
4.7 of raw cow's milk is
Milk fat
The compressed gas used to propel food from its container is
Nitrogen
Which of the following fat replacers is a sucrose polyester that was sued in potato chips and caused diarrhea when consumed in excess?
Olestra
Which cheese variety has the lowest water content
Parmesan
Ingredients which extend shelf life and prevent the deterioration of foods are known as
Preservatives
Which artificial sweetener is in the product known as sweet-n'-low
Saccharine
Which spice is the stigma of the flower?
Saffron
Uncured ham is cured via which ingredient
o Celery (sodium nitrate directly added to cured ham, celery is grown in water that has sodium nitrite in it)
