Find the odd one out. Give a reason for your answer.
chlorinated water
The explanation for the correct answer - (B) Chlorinated water
Chlorinated water is pure and potable water fit for human consumption. Others are not pure to use it as potable.
The explanation for the incorrect answer-
(A) Sewer water - It is wastewater coming down from households and cities. Unfit for human consumption.
(C) River water- It contains large amounts of dissolved and suspended impurities. Unfit for human consumption.
(D) Wastewater from factories - Based on the type of factory the waste from water from factories is toxic and contains dyes, paints, poisonous metals and salts. Unfit for human consumption.
Hence, option (B) is correct. chlorinated water is the odd one out.