WSET Diploma D1 Wine Components and Chemistry Questions With Answers

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WSET Diploma D1 Wine Components and Chemistry Questions With Answers

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2025/2026

Institution WSET Diploma D1

Course WSET Diploma D1

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WSET Diploma D1 Wine Components and Chemistry Questions With Answers

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WSET Diploma D1 Wine Components
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and Chemistry Questions With
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Answers
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Main components of wine - CORRECT
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ANSWERS(S)✔✔Water, alcohol, acids, sugars, phenolic
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compounds, aroma/flavour
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Percentage of wine that is water - CORRECT
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ANSWERS(S)✔✔Around 80-90%.
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Role of water in wine - CORRECT ANSWERS(S)✔✔Acts as
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the medium for all other components, influencing
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mouthfeel.
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Main type of alcohol in wine - CORRECT
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ANSWERS(S)✔✔Ethanol.
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, Effects of ethanol in wine - CORRECT
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ANSWERS(S)✔✔Provides body, warmth, sweetness
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perception, and enhances solubility.
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Typical alcohol levels in dry wines - CORRECT
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ANSWERS(S)✔✔8-15% ABV depending on style and
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region.
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Other alcohols found in wine - CORRECT
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ANSWERS(S)✔✔Glycerol and higher alcohols (fusel oils).
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Glycerol's role in wine - CORRECT ANSWERS(S)✔✔Adds
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body and a slight sweetness impression.
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Higher alcohols - CORRECT ANSWERS(S)✔✔Alcohols with
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more than two carbons; contribute complexity but in
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small amounts.
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Typical acidity of wine - CORRECT ANSWERS(S)✔✔Total
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acidity usually between 4-8 g/L as tartaric acid.
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Uploaded on: March 27, 2026
Number of pages: 8
Written in: 2025/2026
Type: Exam (elaborations)
Contains: Questions & answers

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