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Karnataka Board PUCPUC Science Class 11

Distinguish between the following: Glycolysis and Fermentation - Biology

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Question

Distinguish between the following: 

Glycolysis and Fermentation

Distinguish Between
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Solution

  Glycolysis Fermentation
1. Glycolysis occurs during aerobic and anaerobic respiration. Fermentation is a type of anaerobic respiration.
2. Pyruvic acid is produced as its end product. Ethanol or lactic acid, is produced as its end product.
3. It forms 2 APT molecules per gulcose molecule. It does not produce ATP.
4. It is the initial stage of respiration that happens without the need for oxygen and is present in both aerobic and anaerobic respiration types. It's called anaerobic respiration, or respiration without oxygen.
5. For every glucose molecule, it generates two molecules of NADH. Usually, it makes use of the NADH generated during glycolysis.
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Chapter 14: Respiration in Plants - Exercises [Page 238]

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NCERT Biology [English] Class 11
Chapter 14 Respiration in Plants
Exercises | Q 7.2 | Page 238

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RELATED QUESTIONS

Pyruvate undergoes oxidative decarboxylation to produce _____________.

(a) 2-PGA

(b) α-Ketoglutarate

(c) Succinyl-Co-A

(d) Acetyl-Co-A


Describe the process of glycolysis with the help of schematic representation.


Give the schematic representation of glycolysis?


Name the reactions when a-ketoglutarate is converted to succinyl Co-A in Krebs' cycle


Following reactions occur during glycolysis. Arrange them in the order of their occurrence in the glycolytic pathway.

  1. Dihydroxy acetone phosphate → Glyceraldehyde-3-phosphate
  2. Fructose-6-phosphate → Fructose-1, 6-bisphosphate
  3. Phosphoenolpyruvate → Pyruvic acid
  4. 2-Phosphoglycerat → Phosphoenolpyruvate
  5. Glucose-6-phosphate → Fructose-6- phosphate 
  6. 1,3-bisphosphoglyceric acid → 3- phosphoglyceric acid

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Which of the following enzyme converts glucose to glucose-6-phosphate?


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