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प्रश्न
The question has four options. Choose the correct answer:
Sewage sludge is used as
विकल्प
manure
biogas generators
both manure and biogas generators
tipping
उत्तर
both manure and biogas generators
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संबंधित प्रश्न
How can the wastes such as paper, plastic and metal objects be disposed of?
Give a method for the disposal of household wastes such as left-over food, fruit and vegetable peels, and leaves of potted plants.
How are most of the solid wastes in urban areas disposed of?
Choose the correct option:
The rotting of garbage is said to be completed when the garbage:
What do we do to the useful components (biodegradable) of the garbage?
Discuss:
Is it possible to reduce the problems relating to disposal of garbage?
To what use can you put the following kind of garbage and how?
rotting smelly garbage
What happens when
The cooking medium is made to flow down a drain.
