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Q. No.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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| Assertion (A): | ATP acts as the energy currency of the cell. |
| Reason (R): | Energy trapped in ATP is utilized in various energy-requiring processes of the organisms. |
| 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. | Both (A) and (R) are false. |
Subtopic: Respiratory Quotient |
90%
From NCERT
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Given below are two statements:
| Assertion (A): | Plants have stomata and lenticels that ensure the availability of O2. |
| Reason (R): | Plants require CO2 for respiration and they give out O2. |
| 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. | Both (A) and (R) are false. |
Subtopic: Introduction |
52%
From NCERT
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Given below are two statements:
| Assertion (A): | When a plant cell is photosynthesizing, there is no shortage of O2. |
| Reason (R): | O2 is released within the cell, during photosynthesis. |
| 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. | Both (A) and (R) are false. |
Subtopic: Introduction |
79%
From NCERT
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Given below are two statements:
| Assertion (A): | Although the aerobic process of respiration takes place only in the presence of O2, the role of O2 is limited to the terminal stage of the process. |
| Reason (R): | Oxygen acts as the final hydrogen acceptor in ETS. |
| 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. | Both (A) and (R) are false. |
Subtopic: ETS |
83%
From NCERT
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Given below are two statements:
| Assertion (A): | There can be a net gain of 38 ATP molecules during aerobic respiration of one molecule of glucose. |
| Reason (R): | Fermentation accounts for a complete breakdown of glucose. |
| 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. | Both (A) and (R) are false. |
Subtopic: THE RESPIRATORY BALANCE SHEET |
82%
From NCERT
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Given below are two statements:
| Assertion (A): | RQ of carbohydrates on its complete oxidation is equal to 1. |
| Reason (R): | During the complete oxidation of carbohydrates, equal amounts of CO2 and O2 are evolved and consumed, respectively. |
| 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. | Both (A) and (R) are false. |
Subtopic: Respiratory Quotient |
91%
From NCERT
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Given below are two statements:
| Assertion (A): | Oxidation of one molecule of FADH2 gives rise to three molecules of ATP. |
| Reason (R): | The continued oxidation of acetyl CoA via the TCA cycle does not require the continued replenishment of oxaloacetic acid. |
| 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. | Both (A) and (R) are false. |
Subtopic: ETS |
85%
From NCERT
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Given below are two statements:
| Assertion (A): | Fermentation takes place under anaerobic conditions in prokaryotes only. |
| Reason (R): | In oxidative phosphorylation, water is the ultimate acceptor of electrons. |
| 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. | Both (A) and (R) are False. |
Subtopic: Fermentation |
75%
From NCERT
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Given below are two statements:
| Assertion (A): | Cytochrome c is a small protein attached to the inner surface of the inner membrane of mitochondria. |
| Reason (R): | Electrons from NADH produced in the mitochondrial matrix during the citric acid cycle are oxidized by cytochrome c oxidase. |
| 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. | Both (A) and (R) are false. |
Subtopic: ETS |
68%
From NCERT
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