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10 questions
All of these are advantages of food processing except?
Lessened hazards from microbial pathogens
Year-round availability of seasonal foods
Development during some kinds of processing and handling of new chemicals that must be classed as toxicologically undesirable
Inactivation of heat-labile, anti-nutritional substances
All of these are disadvantages of food processing except?
Harm to the sensory properties and nutritive valve of some foods, particularly when severe methods of processing are applied to tissue foods.
Development during some kinds of processing and handling of new chemicals that must be classed as toxicologically undesirable
Increased variety of foods, some with enhanced sensory properties
Damage to nutritional value
What are the two most important nutrients in fruits and vegetables that are lost if kept at room temperature
Vitamins A and Z
Vitamins A and C
Vitamins E and D
Vitamins B and F
Through what kind of reaction will cause certain amino acids like lysine to chemically bind with simple sugars to form brown pigments when it is exposed on a high storage temperature?
Chemical Reaction
Maillard Reaction
Overreaction
Over Reaction
How many types of changes in protein are there?
1
2
3
4
This type of change in protein during processing requires mild heat and is defined as the unfoldding of the protein complex structure
Ionizing Radiations
Saturation
Denaturation
Evaporation
This type of change in protein during processing produce charged particles that are called ions in the materials they strike and hence undesirable reactions may occur.
Denaturation
Ionizing Radiations
Saturation
Evaporation
Fill in the blanks. The nutritional value of fat lies in the energy it supplies to the body during ____________
Hydration
Digestion
Dehydration
Oxidation
Food processing only provides advantages and no disadvantages
TRUE
FALSE
Lipids Oxidation produces off flavor components called hydro peroxides
TRUE
FALSE
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