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CBSE Notes 2011-2012

The pH of water sample collected from a river was found to be acidic in the range of 3.5 - 4.5, on t...

Multiple choice question

The pH of water sample collected from a river was found
to be acidic in the range of 3.5 - 4.5, on the banks of the
river were several factories that were discharging effluents
into the river. The effluents of which one of the following
factories is the most likely cause for lowering the pH of
river water ?

unknown

Soap and detergent factory

unknown

Lead battery manufacturing factory

unknown

Plastic cup manufacturing factory

unknown

Alcohol distillery