Chapter 21
An Example of a secondary container is a breakfast cereal box
True
Because Ultraviolet light cannot penetrate material, it is used only for surface treatments
True
One kilogray of irradiation equals______ A. 1,000 grays B. 1,000 rads C. The energy absorbed per gram of material D. All of the above
A. 1,000 grays
Which type of packaging is called active packaging? A. CAP, B. MAP, C. Plastic, D. All of the above
A. CAP
Steel packaging material is____ A. inexpensive, B. Rigid, C. Stable against corrosion, D. All of the above
A. Inexpensive
Genetically engineered foods are labeled with the___ A. new gene may cause allergic reactions B. Result is a new food product C. Nutritional Value is not altered D. All of the above
A. New Gene may cause allergic reactions
In the United States, irradiation is treated as A. an Additive B. a GRAS list item C. Unsafe procedure D. A new preservation method with little testing
A. an additive
Which is not a function of packaging? A. Dispenser, B. Flavor Enhancer, C. Protection from damage, D. Protection from contamination
B. Flavor Enhancer
The source of irradiation given off by radioactive elements is A. Electron Beams B. Gamma Rays C. Ultraviolet light D. X-Rays
B. Gamma Rays
Which packaging material is chemically inert? A. Aluminum, B. Glass, C. Paper, D. Steel
B. Glass
Which is not a function of ROP packaging? A. Delay Maturation B. Kill Mocrobes C. Prevent tissue damage D. Slow ripening processes
B. Kill microbes
Which requires the least irradiation? A. Killing mold on spices B. Killing humans C. Preventing potatoes from sprouting D. Destroying insectects
B. Killing Humans
Irradiation can be used to destroy______ A. All microbes B. Molds only C. Salmonellae and E. Coli D. None of the above
C. Salmonellae and E. Coli
The radura symbol is required for_____ A. All genetically modified foods B. All packaging of irradiated foods C. Only on packaging to the first purchaser D. Only on products sold in Europe and Asia
C. only on packaging to the first purchaser (ANSWER KEY SAYS THIS) BOOK SAYS D.
A film made from processed cellulose
Cellophane
Plastic made of two basic units of molecules
Copolymer
Biotechnology is used to _____ A. Develop new products B. Develop improved products C. Slow deterioration D. All of the above
D. All of the above
Food irradiation involves exposure to A. Electromagnetic B. Gamma Rays C. Ultraviolet Rays D. All of the above
D. All of the above
Paper used as packaging material is? A. Lightweight and inexpensive, B. Sealable and flexible, C. Usually Coated D. All of the above
D. All of the above
Which of the following is an advantage of glass containers? A. Durability B. Lightweight C. Resitant to heat D. Visibility of product
D. Visibility of product
Nutrient damage from irradiation is most likely to affect A. Fats B. Minerals C. Proteins D. Vitamins
D. Vitamins
______ cannot be focused easily, so the technology for using them in irradiation is still being perfected A. Electron Beams B. Gamma Rays C. Ultraviolet light D. XRays
D. X-Rays
Compound that removes harmful substances from the package environment
Dessicant
Regulations to control the development of genetically engineered foods were set by the USDA
False
T/F High carbohydrate foods are most susceptible to damage by radiation
False
T/F Packaging materials are regulated by the EPA
False
Which irradiated food product must be labeled with the radura symbol Herbs, Fresh Meat, Processed foods, all of the above
Fresh Meat
Plastic composed of ionic bounds
Ionomer
Fused Layers of different materials
Laminate
Describes a substance that allows liquids and/or gases to penetrate
Permeable
Which type of container does not come in direct contact with food? Primary, Secondary, Plastic, all of the above
Secondary Container
