285134
Which of the following statement about cellular energyharvesting pathway is incorrect?
1 Pyruvate oxidation can only occur under aerobic conditions.
2 Autotrophs can produce their own food but must obtain energy from it by glycolysis & cellular respiration.
3 Fermentation usually occurs under aerobic conditions.
4 All of the above
Explanation:
(c) Fermentation represents anaerobic mode of respiration. In fermentation the incomplete oxidation of glucose is achieved by sets of reactions where pyruvic acid is converted to $\text{C}{{\text{O}}_{2}}$ and ethanol.
NCERT Page-229 & 230 / N-156 & 157
Respiration in Plants
285135
In the fermentation of one glucose molecule, there is a net gain of molecules of ATP.
1 one
2 two
3 six
4 eight
Explanation:
(b) In the fermentation of one glucose molecule, there is net gain of two molecules of ATP.
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Respiration in Plants
285134
Which of the following statement about cellular energyharvesting pathway is incorrect?
1 Pyruvate oxidation can only occur under aerobic conditions.
2 Autotrophs can produce their own food but must obtain energy from it by glycolysis & cellular respiration.
3 Fermentation usually occurs under aerobic conditions.
4 All of the above
Explanation:
(c) Fermentation represents anaerobic mode of respiration. In fermentation the incomplete oxidation of glucose is achieved by sets of reactions where pyruvic acid is converted to $\text{C}{{\text{O}}_{2}}$ and ethanol.
NCERT Page-229 & 230 / N-156 & 157
Respiration in Plants
285135
In the fermentation of one glucose molecule, there is a net gain of molecules of ATP.
1 one
2 two
3 six
4 eight
Explanation:
(b) In the fermentation of one glucose molecule, there is net gain of two molecules of ATP.