Pollution BOD and Eutrophication Multiple Choice Questions Online pdf eBooks Download

Learn pollution bod and eutrophication MCQs, online O level biology MCQ for test prep. Effects of human activity on ecosystem quiz has multiple choice questions (MCQ), pollution bod and eutrophication quiz questions and answers as higher bod, answer key help with choices as lower water pollution, lesser bacteria in it, more water pollution and more air pollution problem solving for viva, competitive exam preparation, interview questions. Free study guide is to practice pollution bod and eutrophication quiz online with MCQs to practice test questions with answers.

MCQs on Pollution BOD and Eutrophication Quiz pdf Download

MCQ. Higher BOD

  1. lower water pollution
  2. lesser bacteria in it
  3. more water pollution
  4. more air pollution

C

MCQ. Narrow tolerance of oxygen (O2) is found in

  1. humans
  2. plants
  3. mammals
  4. fish

D

MCQ. BOD measures the

  1. amount of bacteria in a given sample of water
  2. amount of algae being decomposed in a given sample
  3. amount of oxygen bacteria need to decompose organic matter in a given sample
  4. amount of oxygen bacteria need to decompose organic matter in a given sample in a fixed period of ti

D

MCQ. BOD refers to the

  1. Bidding of Dermatology
  2. Binding of Dirt
  3. Biochemical occupied Date
  4. Biochemical Oxygen demand

D

MCQ. Fish die as a result of water pollution due to

  1. less BOD
  2. more tolerance range for oxygen
  3. narrow tolerance range for oxygen
  4. zero tolerance range for oxygen

C