Assertion(A): | In aerobic respiration presence of O2 is necessary. |
Reason(R): | O2 in aerobic respiration plays only one role i.e. terminal acceptor of the electron. |
1. | Both (A) & (R) are true and (R) is the correct explanation of (A) |
2. | Both (A) & (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is a true statement but (R) is false. |
4. | Both (A) and (R) are false statements. |
Match the following columns.
Column I |
Column II |
A. Molecular oxygen B. Electron acceptor C. Pyruvate dehydrogenase D. Decarboxylation |
1. - ketoglutaric acid 2. Hydrogen acceptor 3. Cytochrome-c 4. Acetyl Co - A |
Codes
Options: | A | B | C | D |
1. | 2 | 3 | 4 | 1 |
2. | 3 | 4 | 2 | 1 |
3. | 2 | 1 | 3 | 4 |
4. | 4 | 3 | 1 | 2 |