Q. No.NADH is produced during
| 1. | glycolysis |
| 2. | oxidation of pyruvate |
| 3. | Krebs cycle |
| 4. | All of the above |
Subtopic: Glycolysis | Kreb's Cycle | ETS |
92%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
The number of carbon atoms are 3 in all of the following molecules except:
| 1. | Dihydroxyacetone phosphate |
| 2. | Glyceraldehyde 3-phosphate |
| 3. | Acetyl CoA |
| 4. | Pyruvic acid |
Subtopic: Glycolysis | Kreb's Cycle |
81%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
In which one of the following do the two names refer to one and the same thing : -
| 1. | Krebs 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 |
96%
Level 1: 80%+
Hints
Which of the following is not used for the cyclic process of cellular respiration of carbohydrates?
| 1. | Krebs’ cycle |
| 2. | Tricarboxylic Acid Cycle |
| 3. | Citric Acid cycle |
| 4. | Phosphorespiration cycle |
Subtopic: Kreb's Cycle |
95%
Level 1: 80%+
Hints
In the first step of the citric acid cycle, acetyl CoA reacts with oxaloacetate to form
1. pyruvate
2. citrate
3. NADH
4. ATP
1. pyruvate
2. citrate
3. NADH
4. ATP
Subtopic: Kreb's Cycle |
94%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
During the conversion of succinyl-CoA to succinic acid:
| 1. | a molecule of GTP is synthesised. |
| 2. | a molecule of carbon dioxide is released. |
| 3. | a molecule of FAD gets reduced. |
| 4. | a molecule of water is added as well as produced. |
Subtopic: Kreb's Cycle |
93%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
Which is the only step of the Krebs cycle where substrate-level phosphorylation occurs?
| 1. | Oxaloacetate → Citrate |
| 2. | Fumarate → Malate |
| 3. | Isocitrate → α-ketoglutarate |
| 4. | Succinyl-CoA → Succinate |
Subtopic: Kreb's Cycle |
91%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
Numbers of points in the Krebs cycle where NAD+ is reduced to NADH + H+ and where FAD+ is reduced to FADH2 respectively are:
| 1. | 1 and 3 | 2. | 3 and 1 |
| 3. | 2 and 4 | 4. | 4 and 2 |
Subtopic: Kreb's Cycle |
91%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.
The 5-C compound formed during TCA cycle is:
| 1. | α–ketoglutaric acid | 2. | Oxalo succinic acid |
| 3. | Succinic acid | 4. | Fumaric acid |
Subtopic: Kreb's Cycle |
90%
Level 1: 80%+
NEET - 2022
Hints
During cellular breakdown of one molecule of Glucose, How many FADH2 are produced in Matrix?
| 1. | Two | 2. | Three |
| 3. | Zero | 4. | Eight |
Subtopic: Kreb's Cycle |
90%
Level 1: 80%+
Hints
© 2026 GoodEd Technologies Pvt. Ltd.