MCQOPTIONS
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| 1. |
In the context of ecosystem productivity, marine upwelling zones are important as they increase the marine productivity by bringing the1. decomposer microorganisms to the surface.2. nutrients to the surface.3. bottom-dwelling organisms to- the surface.Which of the statements given above is/are correct? |
| A. | 1 and 2 |
| B. | 2 only |
| C. | 2 and 3 |
| D. | 3 only |
| Answer» C. 2 and 3 | |