Food Science refers to a detailed study of food products that incorporate development, design, packaging, shelf-life studies, and consumer survey. It includes many disciplines such as biology, chemical engineering, and biochemistry to understand food processes. This quiz will test your knowledge about the different techniques and importance of food science. Let's try it out.
Beverage
Fats and oil
Corn
Both (a) and (b)
Both (a) and (c)
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Product development
Experimentation
Quality control
Marketing
Sensory research
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Problem hypothesis experiment publish
Problem hypothesis experiment conclusion
Experiment plan interpret hypothesis
Plan hypothesis experiment report
Plan hypothesis experiment publish
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Food microbiology
Food engineering
Food chemistry
Food processing
Sensory evaluation
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The physical state of water depends on the motion of oxygen molecules
Water molecules in steam are more closely aligned than in ice
The physical state of water depends on the motion of H2O molecules
Water molecules in liquid water are more closely aligned than in ice
The physical state of water depends on the motion of hydrogen molecules
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In reduced fat peanut butter, water is the dispersed phase
After grinding peanuts, a stable emulsion results, one that will not separate
There is only one phase in reduced fat peanut butter
In reduced fat peanut butter, water is the continuous phase
In reduced fat peanut butter, oil is the continuous phase
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Starch-based
Whey protein-based
Casein protein-based
Soy-based
Cow's milk-based
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Your formulation provides an adequate amount of these two nutrients
Your formulation does NOT provide an adequate amount of these two nutrients
There is insufficient data provided to answer this question
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Is formed from milk proteins that bond to each other when pH is lowered to pH 4.6
Is made when milk proteins reach their isoelectric pH of pH 10
Is a poor source of calcium and phosphorus compared to sour cream
Is formed from acidified milk because the proteins repel each other at pH 4.6
Is formed by the coagulation of albumen protein
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Product B would be from California
They would have identical flavor
B is probably sweeter
B has a higher acid content
A is definitely sweeter
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In crystalline confectionery, the goal is to promote the formation of sugar crystals
A crystal forms when a group of sugar molecules collect around a nucleus
A nucleus is a limited aggregation of sugar molecules in a syrup solution
In the manufacture of gummy candies, it is desirable to generate many crystals
In noncrystalline confection, sugar crystal formation is prevented by adding interfering substances to block the movement of sucrose molecules toward each other
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125
160
250
200
Cannot be determined
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Comminuted meat emulsion
Myofibrillar proteins stabilize fat droplets
Proteins contribute to the formation of a viscous gel matrix
Viscous gel matrix stabilizes the emulsion by promoting fat globule movement
In a meat emulsion it is undesirable for fat globules to coalesce (combine) into a fatty layer
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Breakdown of fats into fatty acids and glycerol is an example of an catabolic reaction
Peptide synthesis from amino acids represents an anabolic reaction
Conversion of maltose into glucose is an example of an catabolic reaction
Anabolic reactions are important during digestion and absorption of food
Conversion of peptides into amino acids is an example of an catabolic reaction
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Nitrogen equilibrium is when N in = N out
Zero nitrogen balance is the same as nitrogen equilibrium
Positive nitrogen balance is when N in > N out
Negative nitrogen balance is when N in < N out
Positive nitrogen balance is when N in < N out
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Actin and myosin stablize fat droplets
Actin and myosin contribute to the formation of a gel matrix
Actin and myosin minimize the fat globule movement
Choices a and b
Choices a, b, and c
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To decrease fat calories in foods
To provide consumers products that may help them achieve their body weight goals
To provide opportunities for new products and increase their sales
To eliminate fat from the diet
Through better understanding of ingredient functional properties, this approach has become possible
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Sugar alcohol
Maltodextrin
Acesulfame - K
Sucralose
Aspartame
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They contain identical amounts of key nutrients
They contain no protein
They provide zero kcals
Hard candies contain more protein than dark chocolate
100g of cocoa powder contains protein, calcium, potassium, and phosphorus
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Lactose, lactase, lactose, lactose, lactase, glucose, galactose, monosaccharide
Lactose, lactase, lactose, lactose, lactase, glucose, galactose, disaccharide
Lactase, lactase, lactose, lactose, lactase, glucose, fructose, disaccharide
Lactose, lactase, lactose, lactose, lactase, glucose, fructose, disaccharide
Lactose, lactase, lactose, lactose, lactase, glucose, fructose, monosaccharide
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W/O, continuous, dispersed; O/W, oil, water
O/W, dispersed, continuous; W/O, oil, water
O/W, continuous, dispersed; W/O, water, oil
Stable, continuous, dispersed; unstable, oil, water
O/W, continuous, dispersed; W/O, oil, water
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Actin/red meat; avidin/egg white; casein/milk; collagen/red meat; lactoferrin/milk; lipoxygenase/soybean
Avidin/red meat; lipoxygenase/egg white; whey/milk; collagen/red meat; lactoferrin/milk; casein/soybean
Myosin/red meat; whey/egg white; casein/milk; collagen/red meat; avidin/milk; lipoxygenase/soybean
Choices (a) and (c)
None of these
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Biological value
Brix
Bionutrient value
Bioavailabilty
Biochemical index
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Hyperglycemia
Hypoglycemia
Glycemic load
Glycemic effect
Crystallization of sugar in jelly beans
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Margarine potentially has a higher unsaturated fat content
A collagen molecule is composed of 3 amino acids in total
It is an important myofibrillar protein
Its physical structure and ability to form crosslinks contribute to toughness
Oil is the dispersed phase in butter
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True
False
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True
False
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Free radicals injure cells, damaging the DNA, which creates the basis for disease
Normal cell functions can produce a small percentage of free radicals
Free radicals cannot affect fat molecules in foods
Both (a) and (b)
Choices (a) (b) and (c)
Foam G/L
Emulsion L/S
Gel L/S
Sol S/L
Suspensoid G/S
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Covalent bonds
Intermolecular bonds
Ionic bonds
Hydrogen bonds
Neutron transfer bonds
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Coupled reactions are not important in energy metabolism
ADP → ATP is “anabolic”
ATP → ADP is “catabolic”
ATP energy is stored in high energy phosphate bonds in ADP and ATP
Both Phase 1 and Phase 2 metabolic reactions generate ATP
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Slow twitch
Fast twitch
Type 2
Type 1
Both (a) and (d)
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Oxidation
Reduction
Hydrolysis
Nonenzymatic
Addition
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True
False
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