Question

TICK (V) THE ODD-ONE OUT GIVING REASON
1. Water, Wastewater, Sewage, Organic pollutants, Cleanwater
2. Bar screens, Grit, Sand removal tank, Potable water, Sludge removal tank, WWTP
3. Sterilized water. Potable water, Chlorination, Aeration
4. Used tea leaves, Sanitary towels, Organic solvents, Used cotton
5. Domestic sewage, Industrial waste, Pesticides, Excreta of human and animals, Water purifiers, Water
pollutants, Water-borne diseases

plz give reason also for your answer I need reason for answer​

Answer 1

Answer:

1.clean water

2.WWTP

3.chlorination

Answer 2

Answer:

this is Gaurav with my second account .

I need help...my first account gaurav948131 has been banned