Environment & Ecology · Eutrophication
During the process of eutrophication, which of the following mechanisms is primarily responsible for the severe depletion of dissolved oxygen in water bodies?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1The direct chemical reaction of dissolved oxygen with inorganic nitrogen and phosphorus
- 2The continuous accumulation of suspended matter that naturally increases water turbidity
- 3The breakdown of dead algae and aquatic plants by bacteria decomposers✓
- 4The massive consumption of dissolved oxygen by living algal blooms for respiration
Correct answer
The breakdown of dead algae and aquatic plants by bacteria decomposers
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