Acetobacter Vinegar Quiz

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Vinegar-producing bacteria facts

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NURUL AZLIN TOKIMAN

Malaysia

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Acetobacter Vinegar Quiz


Froggy Jumps Acetobacter Vinegar QuizVersion en ligne Vinegar-producing bacteria facts par NURUL AZLIN TOKIMAN 1 What organism oxidizes ethanol to acetic acid in vinegar production? a Lactobacillus plantarum b Acetobacter aceti c Saccharomyces cerevisiae 2 What type of acid produced by Acetobacter aceti during vinegar fermentation? a Acetic acid b Lactic acid c Citric acid 3 Which type of Streptococcus genus bacteria is commonly found in vegetable products, tolerable to salt, and grows in high-pH media? a S. faecalis b S. thermophilus c S. bovis 4 What is the primary substrate oxidized by Acetobacter aceti? a Ethanol b Fructose c Glucose 5 In which situation does Saccharomyces cerevisiae convert carbohydrate to alcohol and carbon dioxide? a During wine making process. b During the leavening of bread. c During cheese production. 6 Choose the correct mechanism of action during fermentation. a Microorganisms produce enzyme and hydrolyze nutrients. b Alcohol produced during fermentation will activate the growth of spoilage bacteria. c Organic acid produced during fermentation creates a favorable environment for microbial growth. 7 What is the role of Acetobacter aceti in vinegar production? a To ferment sugars to alcohol b To oxidize ethanol to acetic acid c To reduce acetic acid to ethanol 8 How do fermentation by-products affect the sensory quality of food? a They make food tasteless. b They remove natural colours. c They add texture and flavour changes. 9 Which compound gives vinegar its sour taste? a Acetic acid b Citric acid c Malic acid 10 Which of the following best explains the role of fermentation by-products like acetic acid in food? a They only give colour to the food. b They improve flavour and act as preservatives. c They remove all nutrients from the food.

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Acetobacter Vinegar Quiz

Froggy Jumps

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Créé par

Téléchargez la version pour jouer sur papier

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Acetobacter Vinegar QuizVersion en ligne

par NURUL AZLIN TOKIMAN

What organism oxidizes ethanol to acetic acid in vinegar production?

What type of acid produced by Acetobacter aceti during vinegar fermentation?

Which type of Streptococcus genus bacteria is commonly found in vegetable products, tolerable to salt, and grows in high-pH media?

What is the primary substrate oxidized by Acetobacter aceti?

In which situation does Saccharomyces cerevisiae convert carbohydrate to alcohol and carbon dioxide?

Choose the correct mechanism of action during fermentation.

What is the role of Acetobacter aceti in vinegar production?

How do fermentation by-products affect the sensory quality of food?

Which compound gives vinegar its sour taste?

Which of the following best explains the role of fermentation by-products like acetic acid in food?