Environment & Ecology · Water Pollution
High Biological Oxygen Demand (BOD) in a water body indicates which of the following?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1An increased level of nitrogen fixation by aquatic plants
- 2That the oxygen level remains completely unaffected
- 3An increase in the level of dissolved oxygen beneficial for aquatic life
- 4A decrease in the level of dissolved oxygen due to high organic pollution✓
Correct answer
A decrease in the level of dissolved oxygen due to high organic pollution
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