The maximum concentration of alcohol in beverages that are naturally fermented is about:

1. 5 – 8 % 2. 13 – 15 %
3. 33 – 34 % 4. 47 – 49 %
Subtopic:  Fermentation |
 77%
Level 2: 60%+
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What is the number of ATP molecules produced when pyruvate is converted to lactate by fermentation?

1. 0 2. 2
3. 4 4. 38
Subtopic:  Fermentation |
Level 3: 35%-60%
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The products of fermentation do not include:

1. CO2 2. O2
3. ethanol 4. lactate
Subtopic:  Fermentation | Aerobic Respiration |
 89%
Level 1: 80%+
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Consider the given statements:

Statement I:  In alcohol fermentation in yeast, pyruvic acid decarboxylase and alcohol dehydrogenase convert pyruvic acid to carbon dioxide and ethanol.
Statement II:  In lactic acid fermentation, lactate dehydrogenase reduces pyruvic acid to lactic acid and carbon dioxide in muscle cells during exercise.
 
1. Both Statement I and Statement II are correct
2. Both Statement I and Statement II are incorrect
3. Statement I is correct but Statement II is incorrect
4. Statement I is incorrect but Statement II is correct
Subtopic:  Fermentation |
 54%
Level 3: 35%-60%
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