Which of the following treatments reduce salinity of water?

1. Flocculation and sedimentation

2. Filtration

3. Reverse osmosis

4. Electrodialysis

Select the correct answer using the codes given below

Codes:

- 1
  
  1 and 2
- 2
  
  3 and 4
- 3
  
  2 and 3
- 4
  
  1 and 4

Display Comments

Leave a comment

Login at first then you can submit comment. Click here to login.