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Q. No.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 |
78%
Level 2: 60%+
NEET - 2024
Hints
Which of the following statements are correct about respiration?
Choose the correct answer from the options given below:
| 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 |
| 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%
Level 3: 35%-60%
NEET - 2024
Hints
In plants, sucrose is converted into two molecules of monosaccharides due to action of invertase and then both enter the glycolytic pathway. Identify the monosaccharides.
| 1. | Glucose and glucose | 2. | Glucose and fructose |
| 3. | Glucose and galactose | 4. | Fructose and galactose |
Subtopic: Glycolysis |
91%
Level 1: 80%+
NEET - 2024
Hints
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
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 |
Level 3: 35%-60%
NEET - 2024
Hints
Match List-I with List-II:
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
| 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 |
80%
Level 1: 80%+
NEET - 2024
Hints
Match the processes involved in aerobic respiration given in Column I with its occurrence in cell from Column II and choose the correct option:
1. i-b, ii-a, iii-c
2. i-c, ii-b, iii-a
3. i-c, ii-a, iii-b
4. i-a, ii-c, iii-b
| Column I | Column II | ||
| i. | Glycolysis | a. | Mitochondrial matrix |
| ii. | Krebs cycle | b. | Cytoplasm |
| iii. | ETS | c. | Inner mitochondrial membrane |
2. i-c, ii-b, iii-a
3. i-c, ii-a, iii-b
4. i-a, ii-c, iii-b
Subtopic: ETS |
92%
Level 1: 80%+
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The number of points in the TCA cycle where FAD+ is reduced to FADH2 is/are:
1. 1
2. 2
3. 3
4. 4
1. 1
2. 2
3. 3
4. 4
Subtopic: Kreb's Cycle |
89%
Level 1: 80%+
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Consider the given two statements:
| Assertion (A): | When carbohydrates are used as respiratory substrate and are completely oxidised, the RQ will be 1. |
| Reason (R): | Equal amounts of CO2 and O2 are evolved and consumed, when carbohydrates are used as respiratory substrate and are completely oxidised. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A) |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A) |
| 3. | (A) is True but (R) is False |
| 4. | (A) is False but (R) is True |
Subtopic: Respiratory Quotient |
94%
Level 1: 80%+
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Consider the given two statements:
| Assertion (A): | It is better to consider the respiratory pathway as an amphibolic pathway rather than only as a catabolic one. |
| Reason (R): | Breaking down processes within the living organism is catabolism, and synthesis is anabolism. |
| 1. | Both (A) and (R) are True and (R) correctly explains (A) |
| 2. | Both (A) and (R) are True but (R) does not correctly explains (A) |
| 3. | (A) is True but (R) is False |
| 4. | (A) is False but (R) is True |
Subtopic: THE RESPIRATORY BALANCE SHEET |
60%
Level 2: 60%+
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Consider the given two statements:
| Statement I: | Fatty acids would be broken down to acetyl CoA before entering the respiratory pathway when it is used as a substrate. |
| Statement II: | When the organism needs to synthesise fatty acids, acetyl CoA would be withdrawn from the respiratory pathway for it. |
| 1. | Statement I is correct; Statement II is incorrect |
| 2. | Statement I is incorrect; Statement II is correct |
| 3. | Statement I is incorrect; Statement II is incorrect |
| 4. | Statement I is correct; Statement II is correct |
Subtopic: Amphibolic Nature of Respiration | THE RESPIRATORY BALANCE SHEET |
85%
Level 1: 80%+
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