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Home Biotechnology Beer and Wine Comments

  • Question
  • Chaptalization is


  • Options
  • A. adding sucrose to must
  • B. adding grape juice to must
  • C. adding sugar to wine before bottling
  • D. adding grape juice to wine before bottling

  • Correct Answer
  • adding sucrose to must 


  • Beer and Wine problems


    Search Results


    • 1. The dried malt is the source of

    • Options
    • A. amylase
    • B. proteinases
    • C. both (a) and (b)
    • D. cellulase
    • Discuss
    • 2. Carbonic maceration wines

    • Options
    • A. are made from crushed grapes
    • B. are very fruity white wines
    • C. are produced in California
    • D. are low tannin red wines
    • Discuss
    • 3. What is the desirable sugar content of the grapes required for the wine production?

    • Options
    • A. 2-5%
    • B. 5-10%
    • C. 10-14%
    • D. 14-20%
    • Discuss
    • 4. The germination of barley kernels under controlled temperature and humidity to generate enzymes for the degradation of starch and protein is known as

    • Options
    • A. brewing
    • B. malting
    • C. mashing
    • D. pitching
    • Discuss
    • 5. Maturation of the beers is carried out at

    • Options
    • A. 14°C
    • B. 10°C
    • C. 6°C
    • D. 2°C
    • Discuss
    • 6. Which of the following is true for the lager beer?

    • Options
    • A. Bottom fermenting yeast is used for the preparation
    • B. Top yeast is used for the preparation
    • C. Require high fermentation temperature
    • D. Both (b) and (c)
    • Discuss
    • 7. In sparkling wine production, the cuvee is

    • Options
    • A. the wire cage that holds the cork in place
    • B. the sugar addition just before corking
    • C. the sugar/yeast addition to the base wine
    • D. the base wine
    • Discuss
    • 8. Which type of press produces the most high quality juice or wine?

    • Options
    • A. Membrane press
    • B. Continuous press
    • C. Vertical basket press
    • D. Horizontal basket press
    • Discuss
    • 9. Alcohol content of sake varies from

    • Options
    • A. 1-5 %
    • B. 4-17 %
    • C. 17-25%
    • D. more than 25%
    • Discuss
    • 10. Sake 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


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