question_answer 66)

    Which of the following statements (s) is (are) correct? (i) Pyruvate can be converted into ethanol and carbon dioxide by yeast (ii) Fermentation takes place in aerobic bacteria (iii) Fermentation takes place in mitochondria (iv) Fermentation is a form of anaerobic respiration (a) (i) and (iii)                  (b) (ii) and (iv)                      (c) (i) and (iv)                  (d) (ii) and (iii)

Answer:

                (c) Fermentation is a form of anaerobic respiration; Pyruvate can be converted into ethanol and CO2, in yeast during fermentation. Since this process takes place in the absence of air (oxygen), it is called anaerobic respiration. It takes place in cytoplasm.