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?

Soap and detergent factory

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Lead battery manufacturing factory

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Plastic cup manufacturing factory

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Alcohol distillery

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Solution

The correct option is D Lead battery manufacturing factory
Lead battery manufacturing factory use acids in lead batteries which has lower pH and when discharged into nearby water bodies are more likely to lower $p H$ value of water.
So, the correct answer is 'Lead battery manufacturing factory'

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Q. Question 5
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 the cause for lowering the pH of river water?

(a) Soap and detergent factory
(b) Lead battery manufacturing factory
(c) Plastic cup manufacturing factory
(d) Alcohol distillery

Q. Question 5
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 the cause for lowering the pH of river water?

(a) Soap and detergent factory
(b) Lead battery manufacturing factory
(c) Plastic cup manufacturing factory
(d) Alcohol distillery

The pH of a sample of water collected from a river is found to be in the range of 3.5 to 4.5. The most likely reason for this is the waste being discharged into the river from a:
(a) soap and detergent manufacturing factory
(b) car battery manufacturing factory
(c) alcohol manufacturing factory
(d) plastic cups moulding factory

Q. Statement: Drinking water supply to New Bombay has been suspended till further orders from Maharashtra Pollution Control Board following pollution of Patalganga river, caused by discharge of effluents from some chemical industries.
Courses of Action:
I. The industries responsible for discharging effluents into the river should be asked to close down immediately.
II. The river water should immediately be treated chemically before resuming supply.
III. The Pollution Control Board should check the nature of effluents being discharged into the river by industries at regular intervals.

Q. Industrial waste and effluents discharged into rivers by industries cause water pollution.

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The correct option is D Lead battery manufacturing factoryLead battery manufacturing factory use acids in lead batteries which has lower pH and when discharged into nearby water bodies are more likely to lower pH value of water.So, the correct answer is 'Lead battery manufacturing factory'

The correct option is D Lead battery manufacturing factory
Lead battery manufacturing factory use acids in lead batteries which has lower pH and when discharged into nearby water bodies are more likely to lower $p H$ value of water.
So, the correct answer is 'Lead battery manufacturing factory'