Our Food Supply Flashcards
what are negative perceptions of processed foods?
too much fat; artificial growth hormones; too much sodium; foods and beverages contribute to obesity; too much sugar; too much high fructose corn syrup; low calorie/artificial sweeteners; lower nutritional value; caffeine
what does processed mean?
deliberate change made in a food from the time of origin to time of consumption
T/F: all foods are processed
true
why do we process foods?
preservation; taste; food safety; palatability; acceptability; to add nutrients (enrichment/fortification)
what are examples of minimally processed foods?
salad in a bag, baby carrots, dried fruit
what are examples of foods that are processed for preservation?
frozen fruits and veggies; canned tuna; canned beans
what are examples of food s that have mixtures/combined ingredients?
salad dressing; cake mix; pizza sauce; breads
what are examples of ready to eat processed foods?
breakfast cereal, ice cream, lunch meat, carbonated beverages
what are examples of prepared foods that are processed?
frozen dinners and prepared deli foods
who determines if a food is considered organic?
USDA
what are production methods of organic foods?
biological pest management; “natural” fertilizer; composting; crop rotations; no antibiotics, no hormones, fewer pesticides
what did the organic foods production act- 1990 do?
farms certified as organic and combination products must be 95% organic
what was biotechnology in the beginning?
selective breeding used to improve crops
what is biotechnology now?
genetically modified (GM)
what is GM?
single gene replaced to improve performance or nutritional quality (recombinant DNA technology)
what are examples of GM foods?
Bt (bacillus thuringiensis) corn; roundup ready soybeans; potato beetle resistant; golden rice; high oleic acid soybeans; drug production from plants or microbes; recombinant bovine growth hormone (milk production in dairy cows)
what does the FDA (food and drug administration) regulate?
safety of food
what does the USDA (U.S. department of agriculture) regulate?
crops safe to grow
what does the EPA (environmental protection agency) regulate?
“pesticides” added to food supply are safe
T/F: GMO labeling is required in the US
FALSE! labeling is not required in the US
where is GMO labeling required?
New Zealand, Australia, Japan, South Korea, and many European countries
what are types of ways irradiation is done?
gamma rays, x-rays, electron beam
what does irradiation control?
insects and pathogens
what is irradiation approved for?
fresh meat and poultry, wheat and wheat powder, white potatoes, spices, dry vegetable seasonings, fresh shell eggs, fresh produce
