Environmental Science e-Book's MCQs - Complete
Water Pollution Quiz App Download & e-Book - 221
Apps:
MCQ: 221
What involved in wastewater final treatment ?
- BOD
- Chlorination
- Sedimentation
- All of above
b
More MCQs from Environmental Science Textbook
Hydrosphere Test 232
Global Climate Change Test 233
Biosphere Test 234
Water Pollution Test 235
Biosphere Test 236
Structure and Function of Ecosystem Test 237
Water Pollution Test 238
Solid Waste Management Test 239
Atmosphere Test 240
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