As an Amazon Associate I earn from qualifying purchases.

Eutrophication O Level Biology MCQs Quiz Online PDF Download eBook

Solve Eutrophication O Level Biology Multiple Choice Questions (MCQ), eutrophication o level biology quiz answers PDF worksheet, O level biology practice test for online college programs. Learn 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 conservation: forests and renewable resources, herbicides: o level biology, fast learning biology, pollution: inorganic wastes as cause 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. Practice eutrophication o level biology quiz questions for merit scholarship test and certificate programs for online degrees.

MCQs on Eutrophication O Level Biology PDF Download eBook

MCQ: Submerged algae and plants die due to

  1. death of fish on which they feed
  2. less water available for them
  3. less oxygen in water
  4. blockage of sunlight due to profuse growth

D

MCQ: Eutrophication in an ecosystem is a

  1. good sign for ecosystem
  2. bad sign for ecosystem
  3. neutral sign for ecosystem
  4. dual-sided sign for ecosystem

B

MCQ: Use of chemical fertilizers causes

  1. gaseous pollution
  2. water pollution
  3. air pollution
  4. soil pollution

B

MCQ: Dead algae and plants are decomposed by

  1. bacteria
  2. fungi
  3. virus
  4. detritivores

A

MCQ: Profuse growth of bacteria results in

  1. death of algae
  2. death of aquatic plants
  3. death of fish
  4. lesser nutrients in water

C