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प्रश्न
The question has four options. Choose the correct answer:
Pollution can be checked through
विकल्प
reducing the discharge of waste
increasing industrial development
throwing wastes in open spaces
all the above
उत्तर
reducing the discharge of waste
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संबंधित प्रश्न
Describe the procedure how compost is usually produced.
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?
The question has four options. Choose the correct answer:
Biodegradable pollutant is
The question has four options. Choose the correct answer:
BOD is
