Pollution Sewage as Cause MCQ App – IGCSE O Level Biology e-Book PDF

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Pollution Sewage as Cause Multiple Choice Questions with Answers – PDF Download

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The Pollution Sewage as Cause Multiple Choice Questions (MCQ Quiz) with Answers PDF (Pollution Sewage as Cause MCQ PDF e-Book) download to learn IGCSE O Level Biology Tests. Study Effects of Human Activity on Ecosystem Multiple Choice Questions and Answers (MCQs), Pollution Sewage as Cause quiz answers PDF to study online school courses. The Pollution Sewage as Cause MCQ App Download: Free IGCSE O Level Biology App to learn soil erosion, conservation: renewable resources, deforestation and pollution test prep for SAT subject test tutoring.

The MCQ: In ecosystem, Endemics include; "Pollution: Sewage as Cause MCQ" App Download [Free] with answers: malaria, plague, cholera, and typhoid to study online school courses. Practice Pollution Sewage as Cause Quiz Questions, download Apple Book (Free Chapter) for best SAT prep courses online.

Pollution Sewage as Cause MCQs PDF Download – Prep Test

MCQ 1: In ecosystem, Endemics include:

  1. malaria
  2. plague
  3. cholera
  4. typhoid

MCQ 2: Bacteria grow and multiply rapidly in:

  1. aerobic environment
  2. anaerobic environment
  3. water
  4. soil

MCQ 3: An excellent habitat for bacterial growth is:

  1. chlorofluorocarbons based products
  2. burning of garbage
  3. untreated sewage
  4. all of above

MCQ 4: Untreated sewage may cause:

  1. outbreak of epidemic
  2. cholera outbreaks
  3. typhoid outbreaks
  4. all of above

MCQ 5: Hydrogen sulfide (H2S) and ammonia (NH3) are produced from:

  1. the chimneys of factories
  2. use of chlorofluorocarbon in foam packaging
  3. decomposition of organic compounds by anaerobic bacteria
  4. treatment of acidic wastes with alkalis

IGCSE O Level Biology MCQs App & e-Book – Pollution: Sewage as Cause Practice Tests

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