Viticulture and Vinification

Question 1

Veraison only occurs with red grapes. T/F

Answer 1

False

Question 2

Which best describes changes in red grape composition during ripening?
A. Sugar and color accumulate, acid degrades
B. Sugar accumulates, acid and color degrade
C. Sugar and acid accumulate, color degrades
D. Sugar, color, and acid accumulate

Answer 2

Sugar and color accumulate, acid degrades

Question 3

What process involves the intracellular fermentation of whole berries, wherein sugars inside the grape are converted to alcohol and carbon dioxide in the absence of yeast?
A. Alcoholic fermentation
B. Malolactic fermentation
C. Carbonic fermentation
D. Cold stabilization
E. Secondary fermentation

Answer 3

Carbonic fermentation

Question 4

Which of the following methods is generally NOT used to produce quality sweet wines?
A. Chaptalization
B. Drying grapes
C. Freezing grapes
D. Fortification
E. Harvesting grapes later

Answer 4

Chaptalization

Question 5

Most of a barrel’s flavor is imparted into a wine in its first year of use. T/F

Answer 5

True