The collected rain water is not potable after 30 to 40 minutes of rain – McqOptions

MCQOPTIONS

1.	The collected rain water is not potable after 30 to 40 minutes of rain, because -
A.	It contains bacteria and dust.
B.	It contains toxic chemicals.
C.	It does not contain minerals.
D.	Is acidic.
Answer» E.

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