DIRECTIONS: Read the passage given below and answer the questions that – McqOptions

MCQOPTIONS

1.	DIRECTIONS: Read the passage given below and answer the questions that follow. Passage - 2 There are various steps involved in the treatment of polluted water before it can be made fit for human consumption. Which is the second step?
A.	Chlorination
B.	Aeration
C.	Filtration
D.	Flocculation
Answer» D. Flocculation

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