MCQs
Total Questions : 91
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Answer: Option C. -> Both (a) and (b)
Answer: (c).Both (a) and (b)
Answer: (c).Both (a) and (b)
Answer: Option B. -> 10 NTU
Answer: (b).10 NTU
Answer: (b).10 NTU
Answer: Option C. -> rain and snow
Answer: (c).rain and snow
Answer: (c).rain and snow
Answer: Option B. -> secondary treatment
Answer: (b).secondary treatment
Answer: (b).secondary treatment
Answer: Option B. -> remove particles that are more dense than water
Answer: (b).remove particles that are more dense than water
Answer: (b).remove particles that are more dense than water
Answer: Option A. -> calcium hydroxide
Answer: (a).calcium hydroxide
Answer: (a).calcium hydroxide
Answer: Option B. -> sodium carbonate
Answer: (b).sodium carbonate
Answer: (b).sodium carbonate
Answer: Option B. -> soda ash
Answer: (b).soda ash
Answer: (b).soda ash
Answer: Option D. -> all of these
Answer: (d).all of these
Answer: (d).all of these
Answer: Option D. -> 0.001 mg/l
Answer: (d).0.001 mg/l
Answer: (d).0.001 mg/l