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 |
 81%
From NCERT
NEET - 2024
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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 |
 73%
From NCERT
NEET - 2023
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In which one of the following do the two names refer to one and the same thing:
1. Kreb's cycle and Calvin cycle
2. Tricarboxylic acid cycle and citric acid cycle
3. Citric acid cycle and Calvin cycle
4. Tricarboxylic acid cycle and urea cycle

Subtopic:  Kreb's Cycle |
 92%
From NCERT
AIPMT - 2003
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How many times decarboxylation occurs during each TCA cycle?
1.Thrice2.Many
3.Once4.Twice
Subtopic:  Kreb's Cycle |
 72%
From NCERT
NEET - 2023
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The number of time(s) decarboxylation of isocitrate occurs during single TCA cycle is :
1. One
2. Two
3. Three
4. Four
Subtopic:  Kreb's Cycle |
 66%
From NCERT
NEET - 2022
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The 5-C compound formed during TCA cycle is :
1. \(\alpha-\)ketoglutaric acid
2. Oxalo succinic acid
3. Succinic acid 
4. Fumaric acid
Subtopic:  Kreb's Cycle |
 88%
From NCERT
NEET - 2022
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Which statement is wrong for Krebs' cycle?

1. There is one point in the cycle where FAD+ is reduced to FADH.
2. During conversion of succinyl CoA to succinic acid, a molecule of GTP is synthesized.
3. The cycle starts with condensation of acetyl group (acetyl CoA) with pyruvic acid to yield citric acid.
4. There are three points in the cycle where NAD+ is reduced to NADH + H+.

Subtopic:  Kreb's Cycle |
 76%
From NCERT
NEET - 2017
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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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The number of substrate level of phosphorylations in one turn of citric acid cycle is:

1. One 2. Two
3. Three 4. Four
Subtopic:  Kreb's Cycle |
 72%
From NCERT
NEET - 2020
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