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Arrange the steps in a sequence for the ...

Arrange the steps in a sequence for the removal of microorganisms during the purification of drinking water.
(a) Lime feeder
(b) Mechanical mixing
(c ) Alum feeder
(d) Sedimentation tank
(e) Passing through gravel and sand
(f) Chlorine feeder

A

1324

B

1243

C

2345

D

2341

Text Solution

Verified by Experts

The correct Answer is:
A
(i) lime feeder, alum feeder
(ii) mechanical mixing
(iii) filtration
(iv) chlorination
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