Which of the following treatments reduce salinity of water ?1. Flocculation and sedimentation 2. Filtration3. Reverse osomasis 4. ElectrodialysisSelect the correct answer using the codes given below :

Which of the following treatments reduce salinity of water ?1. Floccul

1.	Which of the following treatments reduce salinity of water ?1. Flocculation and sedimentation 2. Filtration3. Reverse osomasis 4. ElectrodialysisSelect the correct answer using the codes given below :
A.	1 and 2
B.	3 and 4
C.	2 and 3
D.	1 and 4
Answer» C. 2 and 3

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Which of the following treatments reduce salinity of water ?1. Flocculation and sedimentation 2. Filtration3. Reverse osomasis 4. ElectrodialysisSelect the correct answer using the codes given below :

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