Fermentation Process Quiz
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Questions and Answers

What is the purpose of dehydration in ethanol production?

  • To produce anhydrous ethanol required for blending alcohols (correct)
  • To convert ethanol into other industrial alcohols
  • To separate microbial biomass from water
  • To enhance the fermentation process

    • Which organism is responsible for producing butane-2,3-diol?

  • Clostridium
  • Acetobacter
  • Lactobacillus
  • Aerobacter (correct)

    • What is the main function of L-glutamic acid or its salt monosodium glutamate (MSG)?

  • Flavor enhancer in food products (correct)
  • Adhesive in biopolymer production
  • Stabilizer for sauces and dressings
  • Slow-release agent for pharmaceuticals

    • Which vitamin is produced through B-carotene fermentation?

    <p>Vitamin A1 (retinal)</p> Signup and view all the answers

    What is the main source of original salts used in producing L-glutamic acid or MSG?

    <p>Mushrooms and Seaweeds</p> Signup and view all the answers

    In ethanol production, why can distillation not surpass 96% concentration?

    <p>Due to the presence of azeotropes</p> Signup and view all the answers

    What is the role of lactic acid in fermentation?

    <p>Inhibits the growth of molds and other microorganisms</p> Signup and view all the answers

    What is the purpose of malting in the production of beers?

    <p>To germinate grains in moist air</p> Signup and view all the answers

    Which microorganism is responsible for brewing Lager beer?

    <p>Saccharomyces pastorianus</p> Signup and view all the answers

    What is used as a clarifying agent in winemaking to precipitate particles and tannins?

    <p>Gelatin</p> Signup and view all the answers

    What is the primary source of ethanol production through fermentation?

    <p>Starch-containing materials</p> Signup and view all the answers

    What is the key role of ethanol in the industry?

    <p>Serving as a good solvent</p> Signup and view all the answers

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