Water Pollution Quizzes Online MCQs PDF Download 38

Water Pollution quiz questions, water pollution multiple choice questions and answers PDF 38 to learn environmental science online course for online certification. Practice "Environmental pollution" quiz with answers, water pollution Multiple Choice Questions (MCQ) for environmental science. Free water pollution MCQs, global climate change, water pollution test prep to learn free online courses.

"Phosphorous, is needed for the", water pollution Multiple Choice Questions (MCQ) with choices decomposition, growth, photosynthesis, and eutrophication for online college classes.

Water Pollution Questions and Answers PDF Download 38

Water Pollution Quiz

MCQ: Phosphorous, is needed for the

  1. Growth
  2. Decomposition
  3. Photosynthesis
  4. Eutrophication

C

Water Pollution Quiz

MCQ: Primary treatment reduces bacterial load, ranges from

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

B

Water Pollution Quiz

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

  1. Lungs
  2. Skin
  3. Nervous System
  4. Heart

C

Global Climate Change Quiz

MCQ: One molecule of CFCs contain 15000 molecules of

  1. CO2
  2. CO
  3. HCFCs
  4. CH4

A

Biosphere Quiz

MCQ: Biotic community along with its physical factors is known as

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

A