Conditions of grape growing are______________, _____________,_____________,
______________ & _____________.
1. Sunlight - Needed to Photosynthesis sugars from Carbon Dioxide and water
2. Warmth - Too little or too much can slow or stop photosynthesis
3/4. Water & Carbon Dioxide, needed to make sugars
5. Nutrients - Small amounts needed.
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Brainpower
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Grape Formation & Ripening
When do grapes flower?
spring
After pollination, what is the term used to describe the process by which the flower grows seeds,
swells and becomes a grape?
fruit set
, What is veraison?
the point when black and white grapes lose their dark green color and take on their final color
T/F: Acidity is present in all wines
true
At the start of the ripening process grapes have very high levels of _______, hardly any
_________ and an unattractive __________ flavor
acid, sugar, herbaceous
During ripening, ________ levels drop and the amount of _______ increases.
acidity, sugar
At what point in the grape-growing process do signature flavors develop?
Ripening
For some white grapes, as they ripen aromas and flavors change from green fruit to _______
fruit and ___________ fruit
stone, tropical
For some black grapes, as they ripen aromas and flavors change from _______ fruit to
___________ fruit
fresh, cooked
Tannins come from contact with the grape ______
skin
Key Constituents of a Grape
Factors that contribute to higher acidity include:(choose all that apply)
a. Grape Variety
b. Cool Climate
c. Winemaking technique
d. Lack of proper decanting
a, b
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