Food and Beverage Fermentation

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Which microorganism is critical for the production of Beer, Wine, and many Dairy products?

Aspergillus

What is added to shredded cabbage during the fermentation process to prevent Gram negative contaminants?

Salt

Which microorganism is involved in the fermentation of various dry sausages such as Salami, Pepperoni, and Bologna?

Staphylococcus

What type of fermentation process involves incubation of fish and shrimps with salt into sealed vessels to allow natural microflora to work?

<p>Anaerobic fermentation</p> Signup and view all the answers

What is the primary function of Tetragenococcus halophila during fermentation?

<p>Lowering pH</p> Signup and view all the answers

Which lecture in MICR20010 would most likely cover the topic of Pathogenic Fungi and Viruses?

<p>Lecture 13</p> Signup and view all the answers

Which lecture in MICR20010 would most likely discuss Antibiotic Resistant Microorganisms?

<p>Lecture 14</p> Signup and view all the answers

Which lecture in MICR20010 would be focused on Microbiology in the Food Industry – The Fungi?

<p>Lecture 16</p> Signup and view all the answers

Which lecture in MICR20010 would be dedicated to discussing Fermentation pathways?

<p>Lecture 15</p> Signup and view all the answers

Which lecture in MICR20010 would cover The Nitrogen Cycle Fermentations – Food and Drink?

<p>Lecture 18</p> Signup and view all the answers

Which microorganism gives Swiss Cheese its flavor and gas bubbles?

<p>Propionibacterium freudenreichii</p> Signup and view all the answers

What microorganism is responsible for the characteristic rind and flavor of Camembert cheese?

<p>Penicillium camemberti</p> Signup and view all the answers

Which microorganism is used in the controlled fermentation of milk to produce Yoghurt?

<p>Streptococcus thermophilus</p> Signup and view all the answers

Who initiated the 'Good Bacteria' theory in the Probiotic World?

<p>Elie Metchnikoff</p> Signup and view all the answers

'La Ferment' was produced by which institute in the 1930s?

<p>Pasteur Institute</p> Signup and view all the answers

"Bifidobacteria" and "Lactic acid bacteria" are commensals found in which part of the body?

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

"S. cerevesiae" is involved in the fermentation of which beverages?

<p>All of the above</p> Signup and view all the answers

Which microorganism is commonly used in brewing and is also used in African palm wine and Mexican pulque?

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

What is the primary purpose of boiling wort with hops in the brewing process?

<p>Inactivate amylases, stabilize flavor, and kill microbes</p> Signup and view all the answers

What are the main steps involved in making malt from barley?

<p>Soaking, germination, and kilning</p> Signup and view all the answers

Which type of yeast is known for its aerobic pathway preference for low oxygen fermentation and alcohol production?

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

What is the unsuitability of barley as a sugar source attributed to?

<p>Its high starch content</p> Signup and view all the answers

In wine making, what influences the final product including grape variety, primary and secondary fermentations, and the use of skins in red wine?

<p>Factors influencing wine making</p> Signup and view all the answers

What process is used for accessing and converting barley starch into sugar?

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

Which microorganism is commonly used in brewing and is also used in African palm wine and Mexican pulque?

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

What is the primary function of Tetragenococcus halophilus during fermentation?

<p>Preventing Gram negative contaminants in shredded cabbage fermentation</p> Signup and view all the answers

In wine making, what influences the final product including grape variety, primary and secondary fermentations, and the use of skins in red wine?

<p>Grape variety, primary and secondary fermentations, and use of skins in red wine</p> Signup and view all the answers

Which type of yeast is known for its aerobic pathway preference for low oxygen fermentation and alcohol production?

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

What process is used for accessing and converting barley starch into sugar?

<p>Malting process</p> Signup and view all the answers

What is the unsuitability of barley as a sugar source attributed to?

<p>High starch content</p> Signup and view all the answers

Which microorganism is responsible for lowering pH as acid-tolerant yeasts produce flavor during the fermentation process?

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

In the production of fish sauces, which microorganism is involved in the incubation of fish and shrimps with salt into sealed vessels to allow natural microflora to work?

<p>Tetragenococcus halophila</p> Signup and view all the answers

Which microorganism is commonly involved in the fermentation of various dry sausages such as Salami, Pepperoni, and Bologna?

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

What is the primary function of salt added during the fermentation process of shredded cabbage to make sauerkraut?

<p>Prevents Gram negative contaminants</p> Signup and view all the answers

'Koji' is associated with which type of fermentation process?

<p>Aerobic fermentation with Aspergillus</p> Signup and view all the answers

What is the primary role of Tetragenococcus halophila during the fermentation process?

<p>Preventing Gram negative contaminants</p> Signup and view all the answers

Which microorganism is involved in the fermentation of Swiss Cheese, contributing to its flavor and gas bubbles?

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

In beer and wine making, which microorganism is commonly involved in the fermentation process?

<p>S. cerevisiae</p> Signup and view all the answers

What type of fermentations are critical for the production of Beer, Wine, and many Dairy products?

<p>Alcoholic fermentations with S. cerevisiae</p> Signup and view all the answers

Which microorganism plays a critical role in lowering pH as acid-tolerant yeasts produce flavor during the fermentation process of Sauerkraut?

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

What is the primary function of Streptococcus thermophilus in the controlled fermentation of milk to produce Yoghurt?

<p>Producing lactic acid</p> Signup and view all the answers

What is the primary purpose of the second microbial inoculum added after curd salting in cheese production?

<p>Enhancing flavor and producing gas bubbles</p> Signup and view all the answers

What is the primary function of Penicillium camemberti in cheese production?

<p>Providing characteristic rind and flavor</p> Signup and view all the answers

What did Minoru Shirota select L. casei Shirota from, which is now produced by Yakult?

<p>Human feces</p> Signup and view all the answers

Which microorganisms are said to be useful in treating antibiotic induced diarrhea, IBS, IBD, and even associated with Brain and behavior?

<p>&quot;Good Bacteria&quot;</p> Signup and view all the answers

What is the primary function of acetic acid bacteria in the production of vinegar?

<p>Producing acetic acid</p> Signup and view all the answers

What did Elie Metchnikoff initiate in the Probiotic World?

<p>The 'Good Bacteria' theory</p> Signup and view all the answers

What does Penicillium roqueforti contribute to 'Blue Cheeses' during cheese production?

<p>Inoculated into cheese for characteristic rind and flavor</p> Signup and view all the answers

What is the main function of Propionibacterium freundenreichii during Swiss Cheese production?

<p>Providing flavor and gas bubbles</p> Signup and view all the answers

What is the primary function of Propionibacterium freundenreichii during Swiss Cheese production?

<p>Contributes to the characteristic flavor and gas bubbles</p> Signup and view all the answers

Which microorganism gives Swiss Cheese its flavor and gas bubbles?

<p>Propionibacterium freundenreichii</p> Signup and view all the answers

'La Ferment' was produced by which institute in the 1930s?

<p>Pasteur Institute</p> Signup and view all the answers

'Koji' is associated with which type of fermentation process?

<p>Sake production</p> Signup and view all the answers

'Bifidobacteria' and 'Lactic acid bacteria' are commensals found in which part of the body?

<p>Gut (intestinal tract)</p> Signup and view all the answers

'S. cerevesiae' is involved in the fermentation of which beverages?

<p>$Beer$ and $Wine$</p> Signup and view all the answers

'Penicillium camemberti' gives the characteristic rind and flavor to which type of cheese?

<p>$Camembert$ cheese</p> Signup and view all the answers

What did Elie Metchnikoff initiate in the Probiotic World?

<p>The 'Good Bacteria' theory</p> Signup and view all the answers

What microorganism is responsible for lowering pH as acid-tolerant yeasts produce flavor during the fermentation process?

<p>Lactobacillus bulgaricus</p> Signup and view all the answers

Which microorganism is commonly used in brewing and is also used in African palm wine and Mexican pulque?

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

What is the primary function of boiling wort with hops in the brewing process?

<p>To inactivate amylases, stabilize flavor, and kill microbes</p> Signup and view all the answers

What is the unsuitability of barley as a sugar source attributed to?

<p>Its high starch content</p> Signup and view all the answers

Which process is used for accessing and converting barley starch into sugar?

<p>Malting process</p> Signup and view all the answers

What are the main steps involved in making malt from barley?

<p>Soaking, germination, and kilning</p> Signup and view all the answers

'Koji' is associated with which type of fermentation process?

<p>Sake production</p> Signup and view all the answers

'La Ferment' was produced by which institute in the 1930s?

<p>Carlsberg Laboratory</p> Signup and view all the answers

Which microorganism is commonly involved in the fermentation of various dry sausages such as Salami, Pepperoni, and Bologna?

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

In the production of fish sauces, which microorganism is involved in the incubation of fish and shrimps with salt into sealed vessels to allow natural microflora to work?

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

'Koji' is associated with which type of fermentation process?

<p>Anaerobic fermentation</p> Signup and view all the answers

'La Ferment' was produced by which institute in the 1930s?

<p>Pasteur Institute</p> Signup and view all the answers

'Bifidobacteria' and 'Lactic acid bacteria' are commensals found in which part of the body?

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

What did Elie Metchnikoff initiate in the Probiotic World?

<p>Advocacy for the use of probiotics for gut health</p> Signup and view all the answers

What process is used for accessing and converting barley starch into sugar?

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

'Penicillium roqueforti' contributes to 'Blue Cheeses' during cheese production by:

<p>Producing characteristic blue veins and flavor compounds</p> Signup and view all the answers

What is the primary function of 'Tetragenococcus halophilus' during fermentation?

<p>Preserving meat products</p> Signup and view all the answers

'Propionibacterium freudenreichii' plays a main role during Swiss Cheese production by:

<p>Producing propionic acid and carbon dioxide for the formation of bubbles</p> Signup and view all the answers

Study Notes

Fermentation in Food and Beverage Production

  • Coffee and cocoa fermentation processes involving indigenous fungi and bacteria
  • Importance of Saccharomyces cerevisiae in brewing and its use in African palm wine and Mexican pulque
  • Aerobic pathway preference of yeast for low oxygen fermentation and alcohol production
  • Factors influencing wine making including grape variety, primary and secondary fermentations, and the use of skins in red wine
  • Grapes crushed and fermented by indigenous yeasts or starter cultures in wooden or stainless steel fermentors
  • Cider production similarities to wine production and the addition of sugar to apple juice
  • Barley's unsuitability as a sugar source due to its high starch content
  • Malting process for accessing and converting barley starch into sugar
  • Steps involved in making malt, including soaking, germination, and kilning
  • Wort preparation using malted grains and the mashing process to convert starch into fermentable sugars
  • Boiling of wort with hops to inactivate amylases, stabilize flavor, and kill microbes
  • Types of brewing yeasts, their fermentation temperatures, and differentiation of ale yeast from lager yeast

Fermentation in Food and Beverage Production

  • Coffee and cocoa fermentation processes involving indigenous fungi and bacteria
  • Importance of Saccharomyces cerevisiae in brewing and its use in African palm wine and Mexican pulque
  • Aerobic pathway preference of yeast for low oxygen fermentation and alcohol production
  • Factors influencing wine making including grape variety, primary and secondary fermentations, and the use of skins in red wine
  • Grapes crushed and fermented by indigenous yeasts or starter cultures in wooden or stainless steel fermentors
  • Cider production similarities to wine production and the addition of sugar to apple juice
  • Barley's unsuitability as a sugar source due to its high starch content
  • Malting process for accessing and converting barley starch into sugar
  • Steps involved in making malt, including soaking, germination, and kilning
  • Wort preparation using malted grains and the mashing process to convert starch into fermentable sugars
  • Boiling of wort with hops to inactivate amylases, stabilize flavor, and kill microbes
  • Types of brewing yeasts, their fermentation temperatures, and differentiation of ale yeast from lager yeast

Fermentation in Food and Beverage Production

  • Coffee and cocoa fermentation processes involving indigenous fungi and bacteria
  • Importance of Saccharomyces cerevisiae in brewing and its use in African palm wine and Mexican pulque
  • Aerobic pathway preference of yeast for low oxygen fermentation and alcohol production
  • Factors influencing wine making including grape variety, primary and secondary fermentations, and the use of skins in red wine
  • Grapes crushed and fermented by indigenous yeasts or starter cultures in wooden or stainless steel fermentors
  • Cider production similarities to wine production and the addition of sugar to apple juice
  • Barley's unsuitability as a sugar source due to its high starch content
  • Malting process for accessing and converting barley starch into sugar
  • Steps involved in making malt, including soaking, germination, and kilning
  • Wort preparation using malted grains and the mashing process to convert starch into fermentable sugars
  • Boiling of wort with hops to inactivate amylases, stabilize flavor, and kill microbes
  • Types of brewing yeasts, their fermentation temperatures, and differentiation of ale yeast from lager yeast

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