What Is Wine Flashcards
What is the process that turns grapes into wine
Alcoholic fermentation
What do sugar plus yeast produce
Ethanol plus carbon dioxide plus heat. This is the formula for alcoholic fermentation. Sugar+yeast=ethanol + carbon dioxide + heat
What is the common winegrape species
Vitis vinifera also called the wine grape
What is saccharomyces cerevisiae
The yeast usually use to ferment wine
What is the gas that makes bubbles and champagne and beer
Carbon dioxide
What are the three main acids found in wine grapes?
Tartaric, Citric and Malic
What part of the grape do the tannins come from
The skin seeds and stems of wine grapes
What is a tannin
A sensation of astringency. Astringency is best described as a drying out of the palate. Canon supply red wine with their structure. They add a degree of complexity
What is viticulture
The art and science of growing grapes for wine making.
What is pH of acid in wine
2.9 to 3.8
What is Terroir?
French word that describes the impact of the environment on a particular wine - the flavors that the vineyard itself will contribute to a wine
What is viniculture
The winemaking practices and procedures used to produce wine
What is the specific alcohol found in wine beer and spirits
Ethanol
The warmer the fermentation, the faster the yeast ferments. True or false
True
True or false. The tannins found in wine grapes serve to balance out the sugar.
False - acidity balances out the sugar or sweetness not tannins
What civilization developed advanced trellising systems?
Greek
Name four fortified wines
Port & Madeira from Portugal, sherry from Spain, and marsala from Sicily
What do they Bordeaux in England
Clarets
When was the innovation The cork introduced
In the 1600s, on introduction of the cork fortified wines stopped being necessary, many winemakers discontinued fortification
What was the name of the scientists proved that yeast cells actually were responsible for fermentation
Louis Pasteur
What is the name of the insect that nearly wiped out all the wine grapes in the world
Phylloxera - an aphid that is nearly microscopic. It feeds on the roots and leaves of grape vines.
WHat is the name of the scientist that discovered how to save wine grapes from phylloxera? Where did he make this discovery
Thomas Munson, of Denison, Texas. Discovered the proper rootstock to graft with the wine grape Vitis vinifera so that it could resist the insect phylloxera
What was the name of the tasting that changed the worlds view on winemaking in California? And on what date did that take place
The Spurrier Tasting or the judgement of Paris on May 24, 1976
Which procedure effective solved the problem of phylloxera
Graftingl
In what region did the wine grape origin begin
Mesopotamia or Iran & Iraq
What ancient culture spread wine through out Europe
The Romans
Who kept wine culture alive during the dark ages
The Catholic Church
