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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
How are most of the solid wastes in urban areas disposed of?
What type of garbage is thrown in green bins?
How can the non-useful component be reused?
Municipality provides two types of dustbins for garbage collection. One coloured with blue colour and other with green colour. From following wastes which you will put in the which dustbin?
Plastic materials, metals and glass items, wastes of plants and animals, peels of fruits and vegetables, dried leaves and twigs, remains of meat like flesh and bones.
What do you do with the leftover food at home?
Which of the following is biodegradable?
Differentiate between biodegradable and non-biodegradable substances. Cite examples.
The steps required for conversion of kitchen garbage into manure are given below in a jumbled form.
- Put garbage in a pit
- Cover the bottom of the pit with sand
- Cover the pot loosely with a gunny bag or grass
- Add worms
Which of the following shows the correct sequence of the above steps?
To what use can you put the following kind of garbage and how?
Dry leaves collected in a garbage
