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Industrial production of ethanol from starch is brought about by

1. Saccharomyces
2. Lactobacillus
3. Azotobacter
4. Penicillium

Correct answer: Saccharomyces

Solution

Saccharomyces is a yeast commonly used in industrial fermentation to produce ethanol from starch-derived sugars. It converts fermentable sugars into ethanol and carbon dioxide under anaerobic conditions.

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