FDSC EXAM 4 QUESTIONS AND
ANSWERS (GRADED A)
Adding back part of a batch of older finished fermented product like yogurt or beer to
start another new batch is commonly known as which of these? - Correct Answers -
Backslopping
T/F Yeast can't continue to grow in an alcohol fermentation once a 12-16%
concentration of alcohol is reached. - Correct Answers -True
White wine can be made from red grapes. T/F - Correct Answers -True
Which of these is a reason wine is placed into barrels after fermentation? - Correct
Answers -to help age the wine and develop flavor compounds
The liquid portion that is removed during cheese production and is possibly used for a
separate purpose is known as which one of these? - Correct Answers -Whey
Which of these products actually undergo secondary fermentation processes, (meaning
one fermented product is formed, then that one undergoes another fermentation to form
the final product)? - Correct Answers -Vinegar and champagne
T/F Vegetable fermentations usually take place best at temperatures higher than room
temperature. - Correct Answers -False
Which one of the following is NOT true regarding "natural" flavors? - Correct Answers -
They are cheaper to produce than artificial flavors
T/F The purpose of flavor enhancers is to add new flavors to foods. - Correct Answers -
false
T/F Olestra is not metabolized by the body; it passes unchanged through the digestive
system and can cause gas and flatulence. - Correct Answers -True
Why is dihydrogen monoxide a problem when used as a food additive? - Correct
Answers -Dihydrogen monoxide is just water. It is a safe component of food, but if
labeled as dihydrogen monoxide instead of water, people might think it is unsafe!
ANSWERS (GRADED A)
Adding back part of a batch of older finished fermented product like yogurt or beer to
start another new batch is commonly known as which of these? - Correct Answers -
Backslopping
T/F Yeast can't continue to grow in an alcohol fermentation once a 12-16%
concentration of alcohol is reached. - Correct Answers -True
White wine can be made from red grapes. T/F - Correct Answers -True
Which of these is a reason wine is placed into barrels after fermentation? - Correct
Answers -to help age the wine and develop flavor compounds
The liquid portion that is removed during cheese production and is possibly used for a
separate purpose is known as which one of these? - Correct Answers -Whey
Which of these products actually undergo secondary fermentation processes, (meaning
one fermented product is formed, then that one undergoes another fermentation to form
the final product)? - Correct Answers -Vinegar and champagne
T/F Vegetable fermentations usually take place best at temperatures higher than room
temperature. - Correct Answers -False
Which one of the following is NOT true regarding "natural" flavors? - Correct Answers -
They are cheaper to produce than artificial flavors
T/F The purpose of flavor enhancers is to add new flavors to foods. - Correct Answers -
false
T/F Olestra is not metabolized by the body; it passes unchanged through the digestive
system and can cause gas and flatulence. - Correct Answers -True
Why is dihydrogen monoxide a problem when used as a food additive? - Correct
Answers -Dihydrogen monoxide is just water. It is a safe component of food, but if
labeled as dihydrogen monoxide instead of water, people might think it is unsafe!
