Environmental Science Practice Test 45
Water Pollution Quiz Questions and Answers PDF Download - 45
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The Water Pollution Quiz Questions and Answers PDF (Water Pollution Quiz with Answers PDF e-Book) download Ch. 4-45 to prepare Environmental Science Practice Tests. Solve Environmental Pollution MCQ with answers PDF, Water Pollution Multiple Choice Questions (MCQ Quiz) for online colleges and universities. The Water Pollution Quiz App Download: Free learning app for ozone depletion, water pollution test prep for colleges that offer online degrees.
The Quiz MCQ: What involved in wastewater final treatment ; "Water Pollution" App Download (Free) with answers: Chlorination; BOD; Sedimentation; for online colleges and universities. Learn Environmental Pollution Questions and Answers, Apple eBook to download free sample to study online tutor courses.
Water Pollution Questions and Answers PDF Download: MCQ 45
What involved in wastewater final treatment ?
- BOD
- Chlorination
- Sedimentation
- All of above
Antarctic ozone layer is known as
- Ozone hole
- Stratosphere
- Mesosphere
- All of above
The organisms, obtain energy from sunlight and make organic matter from inorganic substance, known as
- Heterotrophs
- Autotrophs
- Consumers
- Decomposers
Why the consumers cannot make their own food ?
- Lack of favorable conditions
- Lack of energy
- Lack of chlorophyll
- All of above
Which chemical is used in air conditions and refrigerators ?
- CFCs
- Chlorine
- Fluorine
- Carbon
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