11. Here is a crossword puzzle: Good luck!
Across
3. Liquid waste products
4. Solid waste extracted in sewage treatment
6. A word related to hygiene
8. The waste matter discharged from the human body
Down
1. Used water
2. A pipe carrying sewage
5. Micro-organisms which causes cholera
7. A chemical to disinfect water
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An exhaustive E-learning program for the complete preparation of JEE Main..
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An exhaustive E-learning program for the complete preparation of NEET..
Across
3. SEWAGE
4. SLUDGE
6. SANITATION
8. EXCRETA
Down
1. WASTEWATER
2. SEWER
5. BACTERIA
7. OZONE