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 |
The ultimate electron acceptor of respiration in an aerobic organism is
1. cytochrome
2. oxygen
3. hydrogen
4. glucose
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 |
Oxidative phosphorylation is
1. | formation of ATP by transfer of phosphate group from a substrate to ADP |
2. | oxidation of phosphate group in ATP |
3. | addition of phosphate group to ATP |
4. | formation of ATP by energy released from electrons removed during substrate oxidation |
In mitochondria, protons accumulate in the:
1. Matrix
2. Outer membrane
3. Inner membrane
4. Intermembrane space
1. | Enzymes of the TCA cycle are present in the mitochondrial matrix. |
2. | Glycolysis occurs in the cytosol. |
3. | Glycolysis operates as long as it is supplied with NAD that can pick up hydrogen atoms. |
4. | Oxidative phosphorylation takes place in the outer mitochondrial membrane. |
The end product of oxidative phosphorylation is
1. NADH
2. oxygen
3. ADP
4. ATP+ H2O