FDSC EXAM 1 QUESTIONS AND ANSWERS
what is enzymatic browning? - CORRECT ANSWER✅✅✅The brown color that appears after the
chemical process that commonly occurs in vegetables and fruits due to enzyme polyphenoloxidase.
what Is myoglobin? - CORRECT ANSWER✅✅✅Myoglobin is a red protein that is essential in carrying
heme which in return stores oxygen in muscle cells.
What is the difference between sucrose and glucose? - CORRECT ANSWER✅✅✅One difference is
that glucose is a monosaccharide and sucrose is a disaccharide . Another difference is that glucose is a
compound in the carbon group and is considered as a hydrate. While sucrose is a combination of
fructose and glucose.
What is D value? - CORRECT ANSWER✅✅✅The set time required at a given conditions to kill 90
percent of exposed microorganisms.
what is the continuous phase of mayonnaise? - CORRECT ANSWER✅✅✅The Vinegar
what is Maillard browning? - CORRECT ANSWER✅✅✅The chemical reaction that occurs between
amino acids and reducing sugars.
What is the difference between a protein and a compound containing nitrogen? - CORRECT
ANSWER✅✅✅Protein is a nitrogenous organic compound that consists of chains of amino acid and
a compound containing nitrogen contains strong and stable bonds in molecular diatomic nitrogen.
What is the difference between water activity and moisture content? - CORRECT
ANSWER✅✅✅Water activity is a measure of water that is available to react with or attach to itself
to another material, and moisture content is the percentage total of water in a material.
What is blanching? - CORRECT ANSWER✅✅✅the action of making a material white or pale by
extracting color.
, Describe lipid oxidation? - CORRECT ANSWER✅✅✅lipid oxidation is cell damage that occurs due to
free radicals taking electrons from lipids in cell membranes.
Define a cured meat product? - CORRECT ANSWER✅✅✅An example of cured meat products are
bacon and ham, cured simply means the meat underwent an additional process to result in desire
effects.
What is the difference between pH and total acidity? - CORRECT ANSWER✅✅✅pH is the scale of
how we measure acidic or basic concentrations and total acidity is amount of hydronium ion in an
aqueous solution.
Nutrition
Biology
Chemistry
Engineering - CORRECT ANSWER✅✅✅-Health Effects
-Food Spoilage
-Oxidation of food
-Cooking rate of food
Thermal processing of foods was originally believed to accomplished by? - CORRECT
ANSWER✅✅✅driving off air by heating
Correlation of two events indicates a relationship between those two events - CORRECT
ANSWER✅✅✅false
The "impact factor" is a rating system for research journals - CORRECT ANSWER✅✅✅true
impact factor is based on.. - CORRECT ANSWER✅✅✅the number of citations for a published paper
by other published papers
what is enzymatic browning? - CORRECT ANSWER✅✅✅The brown color that appears after the
chemical process that commonly occurs in vegetables and fruits due to enzyme polyphenoloxidase.
what Is myoglobin? - CORRECT ANSWER✅✅✅Myoglobin is a red protein that is essential in carrying
heme which in return stores oxygen in muscle cells.
What is the difference between sucrose and glucose? - CORRECT ANSWER✅✅✅One difference is
that glucose is a monosaccharide and sucrose is a disaccharide . Another difference is that glucose is a
compound in the carbon group and is considered as a hydrate. While sucrose is a combination of
fructose and glucose.
What is D value? - CORRECT ANSWER✅✅✅The set time required at a given conditions to kill 90
percent of exposed microorganisms.
what is the continuous phase of mayonnaise? - CORRECT ANSWER✅✅✅The Vinegar
what is Maillard browning? - CORRECT ANSWER✅✅✅The chemical reaction that occurs between
amino acids and reducing sugars.
What is the difference between a protein and a compound containing nitrogen? - CORRECT
ANSWER✅✅✅Protein is a nitrogenous organic compound that consists of chains of amino acid and
a compound containing nitrogen contains strong and stable bonds in molecular diatomic nitrogen.
What is the difference between water activity and moisture content? - CORRECT
ANSWER✅✅✅Water activity is a measure of water that is available to react with or attach to itself
to another material, and moisture content is the percentage total of water in a material.
What is blanching? - CORRECT ANSWER✅✅✅the action of making a material white or pale by
extracting color.
, Describe lipid oxidation? - CORRECT ANSWER✅✅✅lipid oxidation is cell damage that occurs due to
free radicals taking electrons from lipids in cell membranes.
Define a cured meat product? - CORRECT ANSWER✅✅✅An example of cured meat products are
bacon and ham, cured simply means the meat underwent an additional process to result in desire
effects.
What is the difference between pH and total acidity? - CORRECT ANSWER✅✅✅pH is the scale of
how we measure acidic or basic concentrations and total acidity is amount of hydronium ion in an
aqueous solution.
Nutrition
Biology
Chemistry
Engineering - CORRECT ANSWER✅✅✅-Health Effects
-Food Spoilage
-Oxidation of food
-Cooking rate of food
Thermal processing of foods was originally believed to accomplished by? - CORRECT
ANSWER✅✅✅driving off air by heating
Correlation of two events indicates a relationship between those two events - CORRECT
ANSWER✅✅✅false
The "impact factor" is a rating system for research journals - CORRECT ANSWER✅✅✅true
impact factor is based on.. - CORRECT ANSWER✅✅✅the number of citations for a published paper
by other published papers
