Wine Basics

Question 0

The raw material of wine?

Answer 0

The sugar found in fruit is the raw material used to produce wine.
Wine can technically be produced from the juice of any fruit that contains sugar, not just grapes.

Question 1

What is wine?

Answer 1

A fermented beverage produced from the juice of any fruit, usually grapes.

Question 2

The formula for alcohol fermentation

Answer 2

Sugar+yeast= ethanol + carbon dioxide+ heat

So when yeast comes in contact with sugar, it consumes the sugar molecules, breaking them down into major waste products: ethanol and carbon dioxide. The process also produces heat due to the yeast’s metabolic activity.

Question 3

What is a varietal

Answer 3

The particular subspecies or type of grape.

Question 4

Vitis vinifera

Answer 4

The one species of grape that makes up 95% of wine in the world. “The wine grape”

Question 5

Characteristics of wine

Answer 5

Sugar, acidity, tannins, easy fermentation, biochemically complex

Question 6

Tannins

Answer 6

Long chain phenols found in all plant life but very rarely in fruits. Complex chemicals that affect the taste, color and mouthfeel of wine.

Question 7

Viniculture

Answer 7

The winemaking practices and procedures used to produce wine.

Question 8

Viticulture or terroir

Answer 8

The agriculture decisions made while the grapes wee growing and the specific environment where those grapes were grown.