Environmental Science MCQs (University Level) From Textbook

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Environmental Science MCQs – Mock Test 38

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The Water Pollution Multiple Choice Questions (MCQ) with Answers PDF (Water Pollution MCQs PDF e-Book) download Ch. 4-38 to study Environmental Science Practice Tests. Study Environmental Pollution quiz answers PDF, Water Pollution Multiple Choice Questions (MCQ Quiz) to learn e-learning courses. The Environmental Science MCQ App to Download Free Water Pollution App to study global climate change, water pollution test prep for colleges that offer online classes.

The MCQs: Phosphorous, is needed for the; "Water Pollution" App (Android, iOS) with answers: decomposition, growth, eutrophication, and photosynthesis to learn e-learning courses. Practice Environmental Pollution Questions and Answers, Google Book to download free chapter for colleges that offer certificate programs.

Water Pollution MCQs – Mock Test 38 PDF Download

MCQ: 186

Phosphorous, is needed for the

  1. Growth
  2. Decomposition
  3. Photosynthesis
  4. Eutrophication
MCQ: 187

Primary treatment reduces the bacterial load, ranges from

  1. 30-80%
  2. 20-75%
  3. 10-60%
  4. 90-100%
MCQ: 188

Cyanides are toxic to all biological life, prevents enzyme action, as well as immobilize the

  1. Lungs
  2. Skin
  3. Nervous System
  4. Heart
MCQ: 189

One molecule of CFCs contain 15000 molecules of

  1. CO2
  2. CO
  3. HCFCs
  4. CH4
MCQ: 190

The biotic community along with its physical factors is known as

  1. Ecosystem
  2. Biosphere
  3. Hydrosphere
  4. Biome

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