| List-I | List-II | ||
| (a) | Carbon dissolved in oceans | (i) | 55 billion tons |
| (b) | Annual fixation of carbon through photosynthesis | (ii) | 71% |
| (c) | PAR captured by plants | (iii) | \(4 \times 10^3 \)kg |
| (d) | Productivity of oceans | (iv) | 2 to 10% |
| (a) | (b) | (c) | (d) | |
| 1. | (ii) | (iv) | (iii) | (i) |
| 2. | (iii) | (iv) | (ii) | (i) |
| 3. | (ii) | (iii) | (iv) | (i) |
| 4. | (iii) | (ii) | (i) | (iv) |