O Level

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Eutrophication O Level Biology MCQ with Answers

Eutrophication O Level Biology Multiple Choice Questions (MCQ) to solve eutrophication o level biology quiz answers PDF worksheet, O level biology test for online courses. Practice effects of human activity on ecosystem Multiple Choice Questions and Answers (MCQs), "Eutrophication O Level Biology" quiz questions and answers for free online classes. Learn soil erosion, conservation: renewable resources, deforestation and pollution test prep for online college bachelor degree.

"Submerged algae and plants die due to" Multiple Choice Questions (MCQ) on eutrophication: o level biology with choices death of fish on which they feed, less water available for them, less oxygen in water, and blockage of sunlight due to profuse growth for free online classes. Solve eutrophication o level biology quiz questions for merit scholarship test and certificate programs for online degrees.

MCQs on Eutrophication O Level Biology

1.

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

2.

Eutrophication in an ecosystem is a

good sign for ecosystem
bad sign for ecosystem
neutral sign for ecosystem
dual-sided sign for ecosystem

3.

Use of chemical fertilizers causes

gaseous pollution
water pollution
air pollution
soil pollution

4.

Dead algae and plants are decomposed by

bacteria
fungi
virus
detritivores

5.

Profuse growth of bacteria results in

death of algae
death of aquatic plants
death of fish
lesser nutrients in water