Respiration in Plants Question 11

11. In which one of the following processes CO2 in not released?

(a) Aerobic respiration in plants

(b) Aerobic respiration in animals

(c) Alcoholic fermentation

(d) Lactate fermentation

Show Answer

Answer : d

Hints & Solutions

(d) Lactic acid fermentation occurs in lactic acid bacteria (Lactobacillus) and muscles (Human). Pyruvic acid produced in glycolysis is reduced by NADH2 to form lactic acid without producing carbon dioxide.

CH3COCOOH+NADH2FMN, Zn2+Lactate dehydrogenaseCH3CHOHCOOH(Lacticacid)+NAD



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