Welcome to the NCERT Solutions for Class 11 Biology - Chapter Respiration in Plants. This page offers a step-by-step solution to the specific question from Exercise 1, Question 1: . With detailed answers and explanations for each chapter, students can strengthen their understanding and prepare confidently for exams. Ideal for CBSE and other board students, this resource will simplify your study experience.
(a) Respiration and combustion
|
Respiration |
Combustion |
||
|
1. |
It is a biochemical process. |
1. |
It is a physicochemical process. |
|
2. |
It occurs in the living cells. |
2. |
It does not occur in the living cells. |
|
3. |
ATP is generated |
3. |
ATP is not generated |
|
4. |
Enzymes are required |
4. |
Enzymes are not required |
|
5. |
It is a biologically-controlled process. |
5. |
It is an uncontrolled process. |
(b) Glycolysis and Krebs cycle
|
Glycolysis |
Krebs cycle |
||
|
1. |
It is a linear pathway. |
1. |
It is a cyclic pathway. |
|
2. |
It occurs in the cell cytoplasm. |
2. |
It occurs in the mitochondrial matrix. |
|
3. |
It occurs in both aerobic as well as anaerobic respiration. |
3. |
It occurs in aerobic respiration only. |
|
4. |
Net Generation of 2 NADH+H+ and 2 ATP molecules occurs on the breakdown of one glucose molecule. |
4. |
It produces 6 NADH+H+, 2FADH2, and 2 ATP molecules on the breakdown of two acetyl-CoA molecules generated after glycolysis of one glucose molecule. |
(c) Aerobic respiration and fermentation
|
Aerobic respiration |
Fermentation |
||
|
1. |
Oxygen is used for deriving energy |
1. |
Occurs in the absence of oxygen |
|
2. |
Occurs in the cytoplasm and mitochondria |
2. |
Occurs in the cytoplasm |
|
3. |
End products are carbon dioxide and water |
3. |
End products are ethyl alcohol and carbon dioxide |
|
4. |
Complete oxidation of the respiratory substrate takes place |
4. |
Incomplete oxidation of the respiratory substrate takes place |
|
5. |
About 36 ATP molecules are produced |
5. |
Only 2 ATP molecules are produced |
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Read MoreWelcome to the NCERT Solutions for Class 11 Biology - Chapter . This page offers a step-by-step solution to the specific question from Excercise 1 , Question 1: Differentiate between (a) Respiration and Combustion (b) Glycolysis and Krebs cycle (c) Aerobic resp....
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