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प्रश्न
The question has four options. Choose the correct answer:
Biodegradable pollutant is
पर्याय
plastic
asbestos
sewage
mercury
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उत्तर
sewage
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संबंधित प्रश्न
Describe the usefulness of incineration of wastes, and also mention the precautions required in it.
Name the following :
The solid precipitated material produced during secondary treatment of the effluent carried out in the effluent treatment plants.
Give two advantages of garbage incineration.
Explain the working of an electrostatic precipitator.
Give two uses of incineration.
Give two benefits of composting.
The question has four options. Choose the correct answer:
Most harmful type of environmental pollutants are
The question has four options. Choose the correct answer:
Domestic waste constitutes
The question has four options. Choose the correct answer:
Which one is biological in sewage treatment?
