Question : Fermentation is a type of _______________ process.
Option 1: aerobic respiration
Option 2: anaerobic respiration
Option 3: exothermic reaction
Option 4: transpiration
Correct Answer: anaerobic respiration
Solution : The answer is anaerobic respiration.
Fermentation is an anaerobic process that involves the conversion of carbohydrates into energy and other end products, such as alcohol or acids, in the absence of oxygen.
- Alcoholic Fermentation: Sugar is converted into ethanol (alcohol) and carbon dioxide by yeast and certain bacteria. This method is employed in baking and brewing.
- Lactic Acid Fermentation: Sugar is converted into lactic acid by muscle cells and some bacteria. This happens after vigorous activity and is used to make yoghurt.
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