Chapter 1- Wine Components Flashcards

1
Q

The most prevalent of the acids found in grapes and wine

A

Tartaric acid

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2
Q

The component that makes up 80 to 90% of the volume of most wines

A

Water

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3
Q

Slow moving tears that may appear in a wine glass after the wine is swirled

A

Legs

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4
Q

Has little or no sensory impact on the majority of quality wines

A

Citric acid

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5
Q

The component that makes up 10 to 15% of the volume of most wines

A

Ethyl alcohol

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6
Q

A type of secondary alcohol

A

Glycerol

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7
Q

A sharp tasting acid often associated with green apples

A

Malic acid

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8
Q

An acid produced via the conversion of malic acid

A

Lactic acid

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9
Q

An acid with a slightly bitter slightly salty flavor

A

Succinic acid

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10
Q

The acid found in most types of vinegar

A

Acetic acid

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11
Q

Of the six main acids found in wine list those that are typically found in unfermented grapes

A

Malic acid

Tartaric acid

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12
Q

Of the acids typically found in grapes which are found in very small quantities

A

Citric acid

Acetic acid

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13
Q

Which acid is known to cause deposits known as wine diamonds

A

Tartaric acid. Tartrates

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14
Q

what is the name of the wine making process that in addition to changing a wines acid components often provides wines with a creamy texture and a buttery aroma

A

Malolactic fermentation

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15
Q

What measurement is used to define the volume of all the acids present in a wine

A

Total acidity

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16
Q

What does pH measure

A

The chemical strength of the acids present

17
Q

What is a typical pH measurement of a highly acidic wine

A

2.9 pH

18
Q

What pH measurement would you expect to find in a low acid wine

A

3.9 pH

19
Q

What are the two main fermentable sugars found in wine grapes

A

Glucose

Fructose

20
Q

What term is used to describe a wine that does not contain any detectable sugar

A

Dry