Eutrophication O Level Biology MCQs Quiz Online PDF Download

Learn eutrophication o level biology MCQs, O level biology test for online learning courses, test prep to practice test multiple choice questions (MCQ). Eutrophication o level biology quiz questions and answers has practice test, effects of human activity on ecosystem quiz online, pollution: sewage as cause, soil erosion, conservation: renewable resources, eutrophication: o level biology tutorials for online biological theory courses distance learning.

IGCSE biology practice test MCQ: submerged algae and plants die due to with options 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 scholars competing for college and universities' scholarships with college board ACT practice test. Free study guide is for online learning eutrophication o level biology quiz test with MCQs to practice test questions with answers.

MCQs on Eutrophication O Level Biology Quiz PDF Download

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 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. all of these

B

MCQ: Dead algae and plants are decomposed by

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

A

MCQ: Profuse growth of bacteria result in

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

C