Question

TICK (V) THE ODD-ONE OUT GIVING REASON
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:

2.BAR SCREENS

3.CHLORINATION

4.SANITARY TOWELS

5.WATER PURIFIERS