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Eutrophication O Level Biology MCQ (Multiple Choice Questions) PDF Download
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The MCQ: Submerged algae and plants die due to; "Eutrophication: O Level Biology" App Download [Free] with answers: death of fish on which they feed, less water available for them, less oxygen in water, and blockage of sunlight due to profuse growth to study online school courses. Practice Eutrophication O Level Biology Quiz Questions, download Google eBook (Free Sample) for best SAT prep courses online.
Eutrophication O Level Biology Questions and Answers PDF Download
Submerged algae and plants die due to
- death of fish on which they feed
- less water available for them
- less oxygen in water
- blockage of sunlight due to profuse growth
Eutrophication in an ecosystem is a
- good sign for ecosystem
- bad sign for ecosystem
- neutral sign for ecosystem
- dual-sided sign for ecosystem
Use of chemical fertilizers causes
- gaseous pollution
- water pollution
- air pollution
- soil pollution
Dead algae and plants are decomposed by
- bacteria
- fungi
- virus
- detritivores
Profuse growth of bacteria results in
- death of algae
- death of aquatic plants
- death of fish
- lesser nutrients in water
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