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MCQs

Total Questions : 189 | Page 17 of 19 pages
Question 161. . Malolactic fermentation
  1.    produces lactic acid
  2.    reduces total acidity
  3.    produces diacetyl
  4.    all of these
 Discuss Question
Answer: Option D. -> all of these
Question 162. . A hydrometer
  1.    measures wine acid
  2.    requires a few drops of juice
  3.    measures alcohol in the wine
  4.    measures grape sugar
 Discuss Question
Answer: Option D. -> measures grape sugar
Question 163. . A hydrometer
  1.    measures wine acid
  2.    requires a few drops of juice
  3.    measures alcohol in the wine
  4.    measures grape sugar
 Discuss Question
Answer: Option D. -> measures grape sugar
Question 164. . Maturation of the beers is carried out at
  1.    14°C
  2.    10°C
  3.    6°C
  4.    2°C
 Discuss Question
Answer: Option D. -> 2°C
Question 165. . In a hot climate, grapes lose acidity because
  1.    enough tartaric acid is not made
  2.    enough malic acid is not made
  3.    of break down of malic acid
  4.    of break down of tartaric acid
 Discuss Question
Answer: Option C. -> of break down of malic acid
Question 166. . The dried malt is the source of
  1.    amylase
  2.    proteinases
  3.    both (a) and (b)
  4.    cellulase
 Discuss Question
Answer: Option C. -> both (a) and (b)
Question 167. . Punching down is done
  1.    for the same reasons as pumping over
  2.    to extract tannin
  3.    both (a) and (b)
  4.    to keep the cap dry
 Discuss Question
Answer: Option D. -> to keep the cap dry
Question 168. . What temperature is maintained during anaerobic fermentation of white wine?
  1.    10-21 °C
  2.    21-30 °C
  3.    30-35 °C
  4.    15-25 °C
 Discuss Question
Answer: Option A. -> 10-21 °C
Question 169. . Ales are the beer in which fermentation is carried out using
  1.    top yeast
  2.    bottom yeast
  3.    either of the above
  4.    middle yeast
 Discuss Question
Answer: Option A. -> top yeast
Question 170. . How long does it take to complete fermentation process in case of red wine?
  1.    1-3 days
  2.    3-5 days
  3.    5-7 days
  4.    7-11 days
 Discuss Question
Answer: Option B. -> 3-5 days

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