Environmental Chemistry II Water Multiple Choice Questions 7 PDF Download
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Chemistry multiple choice questions (MCQ) on process in which water is filtered through sand and gravel is called with options coagulation, sedimentation, filtration and chlorination, water pollution quiz for competitive exam prep, viva interview questions with answers key. Free chemistry study guide to learn water pollution quiz to attempt multiple choice questions based test.
MCQs on Environmental Chemistry II Water Quiz PDF Download Worksheets 7
MCQ. Process in which water is filtered through sand and gravel is called
MCQ. How many basic steps are involved in raw water treatment?
MCQ. Natural water is
- acts as solute
MCQ. Addition of washing soda removes
- softness of water
- temporary hardness of water
- permanent hardness of water
- hydrogen from water
MCQ. First step of sewage water treatment is called
- Primary sewage treatment
- Secondary sewage treatment
- Activated sludge treatment