| Column-I | Column-II | ||
| A | Molecular oxygen | 1 | \(\alpha\)-ketoglutaric acid |
| B | Electron acceptor | 2 | Hydrogen acceptor |
| C | Pyruvate dehydrogenase | 3 | Cytochrome-C |
| D | Decarboxylation | 4 | Acetyle Co-A |
| 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 |

