NEW 2025 CSW- CERTIFIED SPECIALIST OF
WINE ALL QUESTIONS WITH CORRECT
ANSWERS
264 QUESTIONS AND ANSWERS
Which acid, created in small amounts during fermentation, is found in many
types of vinegar? - ANSWER acetic acid
What faulty wine aroma can be caused by the metabolism of sorbic acid via
lactic acid bacteria? - ANSWER geranium
What is the typical pH range found in table wines? - ANSWER 2.9- 3.9
What wine fault can occur as a result of Brettanomyces? - ANSWER Sweaty
or horse-like odors
Which wine fault can lead to the aroma of rotten eggs? - ANSWER Hydrogen
Sulfide
In the United States, wine with more than 10 ppm of this compound must have a
warning label. - ANSWER sulfites
What type of molecule that results from the joining of an acid and an alcohol? -
ANSWER esters
What wine fault can occur as a result of sulfur compounds? - ANSWER
mercaptan
What two compounds combine to create "ascensence?" - ANSWER Acetic
Acid & Ethyl Acetate
What is a wine diamond? - ANSWER A small particle created via the
crystallization of tartaric acid
,Which of the following phenolic compounds is responsible for the bitter taste
and drying textural sensation found in many red wines? - ANSWER Tannins
What aroma can be caused by an excess of ethyl acetate? - ANSWER
Fingernail Polish Remover
Which of the following is the most prevalent type of acid found in both vinifera
grapes and wine? - ANSWER tartaric acid
Which of the following compounds gives red wines their red, blue, or purple
hues? - ANSWER anthocyanins
What is methyl alcohol? - ANSWER A secondary alcohol produced via
fermentation
Which of the following compounds could cause a wine to have more weight and
viscosity? - ANSWER ...
Which of the following wine odors can occur due to prolonged contact with
dead yeast cells? - ANSWER Leesy
Which of the following compounds is responsible for cork taint? - ANSWER
tca
Climate - ANSWER refers to the historical, average weather of a certain place,
or what is expected to happen long-term.
Weather - ANSWER is the actual meteorological conditions forecast in the
short-term, as well as what actually occurs.
Cycle of the Vine - ANSWER winter dormancy
shoot & leaf growth
photosynthesis begins
flowering
berry set
versasion
physiological maturity
harvest
, bacterial faults - ANSWER acetic acid
butyric acid
geranium
yeast faults - ANSWER pronounced odor of lees
brettanomyces
oxidative faults - ANSWER acetaldehyde
browning
sulfur fault - ANSWER mercaptan
mold fault - ANSWER cork taint
flavanols - ANSWER yellow pigment found in white wines
Vanillin - ANSWER An aromatic compound found in oak barrels.
Reservatrol - ANSWER a compound found in wine believed to be beneficial to
human health
ethyl acetate - ANSWER one of the most common esters found in wine
acetaldehyde - ANSWER the specific component that gives fino sherries their
distincitve aroma
Anthocyanins - ANSWER the compound that gives red wine its red, blue, or
purple hue
tannins - ANSWER Bitter compounds found in the skins, seeds, and stems of
grapes
Esters - ANSWER Molecules that result from the joining of an acid and an
alcohol.
sediment - ANSWER substance formed via polymerization
WINE ALL QUESTIONS WITH CORRECT
ANSWERS
264 QUESTIONS AND ANSWERS
Which acid, created in small amounts during fermentation, is found in many
types of vinegar? - ANSWER acetic acid
What faulty wine aroma can be caused by the metabolism of sorbic acid via
lactic acid bacteria? - ANSWER geranium
What is the typical pH range found in table wines? - ANSWER 2.9- 3.9
What wine fault can occur as a result of Brettanomyces? - ANSWER Sweaty
or horse-like odors
Which wine fault can lead to the aroma of rotten eggs? - ANSWER Hydrogen
Sulfide
In the United States, wine with more than 10 ppm of this compound must have a
warning label. - ANSWER sulfites
What type of molecule that results from the joining of an acid and an alcohol? -
ANSWER esters
What wine fault can occur as a result of sulfur compounds? - ANSWER
mercaptan
What two compounds combine to create "ascensence?" - ANSWER Acetic
Acid & Ethyl Acetate
What is a wine diamond? - ANSWER A small particle created via the
crystallization of tartaric acid
,Which of the following phenolic compounds is responsible for the bitter taste
and drying textural sensation found in many red wines? - ANSWER Tannins
What aroma can be caused by an excess of ethyl acetate? - ANSWER
Fingernail Polish Remover
Which of the following is the most prevalent type of acid found in both vinifera
grapes and wine? - ANSWER tartaric acid
Which of the following compounds gives red wines their red, blue, or purple
hues? - ANSWER anthocyanins
What is methyl alcohol? - ANSWER A secondary alcohol produced via
fermentation
Which of the following compounds could cause a wine to have more weight and
viscosity? - ANSWER ...
Which of the following wine odors can occur due to prolonged contact with
dead yeast cells? - ANSWER Leesy
Which of the following compounds is responsible for cork taint? - ANSWER
tca
Climate - ANSWER refers to the historical, average weather of a certain place,
or what is expected to happen long-term.
Weather - ANSWER is the actual meteorological conditions forecast in the
short-term, as well as what actually occurs.
Cycle of the Vine - ANSWER winter dormancy
shoot & leaf growth
photosynthesis begins
flowering
berry set
versasion
physiological maturity
harvest
, bacterial faults - ANSWER acetic acid
butyric acid
geranium
yeast faults - ANSWER pronounced odor of lees
brettanomyces
oxidative faults - ANSWER acetaldehyde
browning
sulfur fault - ANSWER mercaptan
mold fault - ANSWER cork taint
flavanols - ANSWER yellow pigment found in white wines
Vanillin - ANSWER An aromatic compound found in oak barrels.
Reservatrol - ANSWER a compound found in wine believed to be beneficial to
human health
ethyl acetate - ANSWER one of the most common esters found in wine
acetaldehyde - ANSWER the specific component that gives fino sherries their
distincitve aroma
Anthocyanins - ANSWER the compound that gives red wine its red, blue, or
purple hue
tannins - ANSWER Bitter compounds found in the skins, seeds, and stems of
grapes
Esters - ANSWER Molecules that result from the joining of an acid and an
alcohol.
sediment - ANSWER substance formed via polymerization
