Across
- 3. liquid essential for life for living beings
- 7. a substance that gets dissolved in a liquid
- 9. ability of solute to dissolve into solvent
- 12. period of abnormally low rainfall leading to shortage of water
- 13. infection in small intestine caused by bacterium
- 14. WATER rainwater that gets collected under the ground
- 15. water borne disease caused by bacteria
Down
- 1. water that is fit for consumption
- 2. process used to sterilize water
- 4. particulate impurities which remain on filter paper
- 5. process of adding chlorine to water
- 6. process to kill harmful microorganisms present in water
- 8. liquid that passes through filter paper
- 10. process used to increase rate of sedimentation by adding chemicals
- 11. fluid used to cool system by transferring heat away