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Question : 59
Total: 160
Match the following
| List-1 | List-2 |
|---|---|
| A) Eutrophication | I) Demand of oxygen |
| B) Biomagnification | II) Natural ageing of lake by nutrient enrichment |
| C) BOD | III) Increasing pollutant concentration at successive trophic levels in aquatic food chain |
| D) Cultural eutrophication | IV) Human activity accelerate ageing process of lake |
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