Beer and Wine problems
- 1. After storage and recarbonation, left over yeast is separated by
Options- A. centrifugation
- B. filtration
- C. cell disruption
- D. need not to be separated Discuss
Correct Answer: filtration
- 2. Which of the following organism is used for the fermentation of grapes?
Options- A. Rhizopus sonti
- B. Aspergillus oryzae
- C. Lactobacillus vermiformis
- D. Saccharomyces cerevisiae Discuss
Correct Answer: Saccharomyces cerevisiae
- 3. Lagers are the beer in which fermentation is carried out using
Options- A. top yeast
- B. bottom yeast
- C. either of these
- D. middle yeast Discuss
Correct Answer: bottom yeast
- 4. Sonti is
Options- A. rice beer or wine of India
- B. wheat beer or wine
- C. barley beer or wine
- D. rice beer or wine of Japan Discuss
Correct Answer: rice beer or wine of India
- 5. If the malolactic fermentation is not carried out,
Options- A. the wine will have an odd odor
- B. malic acid may precipitate, leaving small crystals
- C. the wine may be microbially unstable
- D. the wine will be too low in acid Discuss
Correct Answer: the wine may be microbially unstable
- 6. Ales are the beer in which fermentation is carried out using
Options- A. top yeast
- B. bottom yeast
- C. either of the above
- D. middle yeast Discuss
Correct Answer: top yeast
- 7. The term Racking refers to
Options- A. stacking unlabeled wine in bins for aging
- B. adding yeast to initiate fermentation
- C. storing hoses to drain on a slanted board
- D. removing clear liquid from sediment Discuss
Correct Answer: removing clear liquid from sediment
- 8. How long does it take to complete fermentation process in case of white wine?
Options- A. 1-3 days
- B. 3-5 days
- C. 5-7 days
- D. 7-11 days Discuss
Correct Answer: 7-11 days
- 9. Which of the following is true for the ale beer?
Options- A. Top yeast of S cerevisiae is used
- B. Fermentation is quick and completes in 5-7 days
- C. Quantity of hops used is more than in lager beer
- D. All of the above Discuss
Correct Answer: All of the above
- 10. Maturation of the beers is carried out at
Options- A. 14°C
- B. 10°C
- C. 6°C
- D. 2°C Discuss
Correct Answer: 2°C
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