Match List I with List II:
List I List II
A. Citric acid cycle  I. Cytoplasm
B. Glycolysis II. Mitochondrial matrix
C. Electron transport
system
III. Intermembrane space of mitochondria
D. Proton gradient IV. Inner mitochondrial membrane

Choose the correct answer from the option given below:
1. A-II, B-I, C-IV, D-III
2. A-III, B-IV, C-I, D-II
3. A-IV, B-III, C-II, D-I
4. A-I, B-II, C-III, D-IV
Subtopic:  Glycolysis | Kreb's Cycle | Oxidative Phosphorylation | ETS |
 77%
From NCERT
NEET - 2024
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Identify the step in tricarboxylic acid cycle, which does not involve oxidation of substrate?
1. Succinic acid \(\rightarrow\) Malic acid 
2. Succinyl-CoA \(\rightarrow\) Succinic acid
3. Isocitrate  \(\rightarrow\)  \(\alpha\) - ketoglutaric acid
4. Malic acid   \(\rightarrow\)  Oxaloacetic acid
Subtopic:  Kreb's Cycle |
From NCERT
NEET - 2024
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In glycolysis, the conversion of 1, 3-bisphosphoglyceric acid to 3-phosphoglyceric acid is:
1. Energy yielding process
2. Energy utilising process
3. Phosphorylation process
4. Isomerisation process
Subtopic:  Glycolysis |
 77%
From NCERT
NEET - 2024
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Which of the following statements are correct about respiration? 
A. Energy of oxidation-reduction is utilised for phosphorylation 
B. Oxygen acts as the final hydrogen acceptor 
C. The photo-oxidative energy is utilised for production of proton gradient required for phosphorylation
D. The role of oxygen is limited to the terminal stage of the respiration process 
E. Protons cross the outer membrane of mitochondria through the channel formed by an integral membrane protein complex
Choose the correct answer from the options given below: 
1. A, B, C, E only 
2. A, B, D only 
3. B, C, D, E only 
4. A, C, D only  
Subtopic:  ETS |
 56%
From NCERT
NEET - 2024
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 Match List I with List II: 
List I List II
A. ETS Complex I I. NADH Dehydrogenase
B. ETS Complex II II. Cytochrome bC1
C. ETS Complex III III. Cytochrome C oxidase
D. ETS Complex IV IV. Succinate Dehydrogenase

Choose the correct answer from the options given below: 
1. A-IV, B-I, C- III, D- II
2. A-I, B-IV, C- II, D- III
3. A-III, B-I, C- IV, D- II
4. A-I, B-II, C- IV, D- III
Subtopic:  ETS |
 81%
From NCERT
NEET - 2024
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Which of the following are correct about cellular respiration? 
A. Cellular respiration is the breaking of C-C bonds of complex organic molecules by oxidation.
B. The entire cellular respiration takes place in mitochondria. 
C. Fermentation takes place under anaerobic conditions in germinating seeds. 
D. The fate of pyruvate formed during glycolysis depends on the type of organism also.
E. Water is formed during respiration as a result of \(O_2\) accepting electrons and getting reduced.
Choose the correct answer from the options given below:
1. A, C, D, E only 
2. A, B, E only 
3. A, B, C, E only 
4. B, C, D, E only 
Subtopic:  Fermentation | Aerobic Respiration |
 72%
From NCERT
NEET - 2024
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Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R):
Assertion (A): ATP is used at two steps in glycolysis .
Reason (R): First ATP is used in converting glucose into glocose-6-phosphate and second ATP is used in conversion of fructose-6-phosphate into fructose-1-6-diphosphate.

In the light of the above statements, choose the correct answer from the options given below :
1. (A) is False but (R) is True.
2. Both (A) and (R) are True and (R) is the correct explanation of (A).
3. Both (A) and (R) are True but (R) is not the correct explanation of (A).
4. (A) is True but (R) is False.
Subtopic:  Glycolysis |
 80%
From NCERT
NEET - 2023
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Match List I with List II 
List I List II
A. Oxidative decarboxylation I. Citrate synthase
B. Glycolysis II. Pyruvate dehydrogenase
C. Oxidative phosphorylation III. Electron transport system
D. Tricarboxylic acid cycle IV. EMP pathway 
Choose the correct answer from the options given below:
Options: A B C D
1. II IV III I
2. III IV II I
3. II IV I III
4. III I II IV
Subtopic:  Aerobic Respiration | Kreb's Cycle |
 71%
From NCERT
NEET - 2023
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How many times decarboxylation occurs during each TCA cycle?
1.Thrice2.Many
3.Once4.Twice
Subtopic:  Kreb's Cycle |
 71%
From NCERT
NEET - 2023
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Fatty acids are connected with the respiratory pathway through:
1. Acetyl CoA
2. α - Ketoglutaric acid
3. Dihydroxy acetone phosphate
4. Pyruvic acid
Subtopic:  Amphibolic Nature of Respiration |
 80%
From NCERT
NEET - 2023
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