MCQOPTIONS
Saved Bookmarks
| 1. |
The events which occur in the water body after it has been polluted by fertilisers are given as follows :(i) Submerged algae perish(ii) Water plants undergo sudden proliferation(iii) Consumers such as fish die(iv) Oxygen levels fall(v) Bacteria act on the increased number of dead organisms.Arrange them in a correct sequence. |
| A. | (ii)\[\to \](i)\[\to \](iii)\[\to \](v)\[\to \](iv) |
| B. | (iii)\[\to \](iv)\[\to \](i)\[\to \](ii)\[\to \](v) |
| C. | (ii)\[\to \](i)\[\to \](v)\[\to \](iv)\[\to \](iii) |
| D. | (i)\[\to \](iv)\[\to \](v)\[\to \](iii)\[\to \](ii) |
| Answer» D. (i)\[\to \](iv)\[\to \](v)\[\to \](iii)\[\to \](ii) | |