KCET 2010 Biology Solved Paper

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Question : 29 of 60

Marks: +1, -0

During Lactic acid fermentation, ..........................

neither O2 is used, nor CO2 is liberated.
O2 is used, CO2 is liberated.
O2 is not used, CO2 is liberated.
O2 is used, CO2 is not liberated.

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