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Q. No.An energy yielding step in glycolysis is:
1. phosphorylation of glucose
2. splitting of fructose 1,6-biphosphate
3. phosphorylation of fructose-6-phosphate
4. conversion of BPGA to 3-phosphoglyceric acid
Subtopic: Glycolysis |
86%
From NCERT
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In the mitochondrial electron transport system, ubiquinone receives reducing equivalents via:
1. Both Complex I and Complex II
2. Complex III
3. Complex IV
4. Complex V
1. Both Complex I and Complex II
2. Complex III
3. Complex IV
4. Complex V
Subtopic: ETS |
85%
From NCERT
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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
1. Dihydroxyacetone phosphate
2. Glyceraldehyde 3-phosphate
3. Acetyl CoA
4. Pyruvic acid
Subtopic: Glycolysis | Kreb's Cycle |
81%
From NCERT
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Fermentation is not a waste but it serves an important purpose which is:
1. Regeneration of NAD +
2. Formation of large number of ATP
3. Evolution of oxygen
4. Complete oxidation of pyruvic acid
1. Regeneration of NAD +
2. Formation of large number of ATP
3. Evolution of oxygen
4. Complete oxidation of pyruvic acid
Subtopic: Fermentation |
84%
From NCERT
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What amount of energy is released from glucose during lactic acid fermentation?
1. Less than 7%
2. Approximately 15%
3. More than 18%
4. About 10%
1. Less than 7%
2. Approximately 15%
3. More than 18%
4. About 10%
Subtopic: Fermentation |
89%
From NCERT
NEET - 2022
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What is the net gain of ATP when each molecule of glucose is converted to two molecules of pyruvic acid?
| 1. | Eight | 2. | Four |
| 3. | Six | 4. | Two |
Subtopic: Glycolysis |
68%
From NCERT
NEET - 2022
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Match List-I with List II
| List-I | List-II | ||
| (a) | ETS complex-I | (i) | Cyt bc1 |
| (b) | ETS complex-II | (ii) | Cyt a,a3 and 2 copper centres |
| (c) | ETS complex-III | (iii) | NADH dehydrogenase |
| (d) | ETS complex-IV | (iv) | Ubiquinone and FADH2 dehydrogenase |
Choose the correct answer from the options given below:
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (i) | (iv) | (iii) |
| 2. | (iv) | (iii) | (ii) | (i) |
| 3. | (iii) | (ii) | (i) | (iv) |
| 4. | (iii) | (iv) | (i) | (ii) |
Subtopic: ETS |
85%
From NCERT
NEET - 2022
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Identify the cytochrome which acts as a mobile carrier for the transfer of electrons between complex III and IV?
| 1. | Cytochrome a | 2. | Cytochrome a3 |
| 3. | Cytochrome b c1 | 4. | Cytochrome c |
Subtopic: ETS |
78%
From NCERT
NEET - 2022
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Substrate-level phosphorylation accounts for approximately what percentage of the ATP formed by the reactions of glycolysis?
1. 0%
2. 2%
3. 10%
4. 100%
1. 0%
2. 2%
3. 10%
4. 100%
Subtopic: Glycolysis | Glycolysis Regulation |
74%
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Hints
| A: | In aerobic respiration presence of O2 is necessary. |
| R: | O2 in aerobic respiration plays only one role i.e. terminal acceptor of the electron. |
| 1. | If both Assertion & Reason are true and the reason is the correct explanation of the assertion. |
| 2. | If both Assertion & Reason are true but the reason is not the correct explanation of the assertion. |
| 3. | If Assertion is a true statement but the Reason is false. |
| 4. | If both Assertion and Reason are false statements. |
Subtopic: Aerobic Respiration | ETS:2 | ETS:1 |
72%
From NCERT
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