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प्रश्न
Give a reason for the following :
Why is municipal sewage is first separated into degradable and non-degradable wastes?
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उत्तर
Municipal sewage is first separated into degradable and non-degradable wastes because degradable wastes can be broken down into non-toxic waste in septic tanks, while non-degradable waste needs to be dumped or buried at safe places to avoid any hazardous effects.
संबंधित प्रश्न
What is meant by incineration? for what purpose is it used?
Identify biodegradable waste from the following:
peels of vegetables and fruits, metallic cans, broken plastic toys, broken glass cover, grass, paper, ball point pen refill
Differentiate between degradable and non-degradable type of waste.
Give reason for the following :
Broken glass utensils are a kind of non-degradable waste.
What are the measuress adopted to prevent the spread of disease from sewage water?
How is sewage water treated?
Choose the correct option:
The rotting of garbage is said to be completed when the garbage:
Differentiate between biodegradable and non-biodegradable substances. Cite examples.
