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प्रश्न
What are the most important steps in waste management?
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उत्तर
The important steps in waste management are:
(i) Dematerialization of production by reducing the amount of raw materials use and energy used in production.
(ii) Recycling wastes back into the production process.
(iii) Recovery of some ingredients and / or treatment of wastes.
(iv) Dispersal, dumping or storage.
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संबंधित प्रश्न
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?
Write note.
Plastic waste
Multiple Choice Type:
The most convenient reusable wastes are
Give reason for the following :
Broken glass utensils are a kind of non-degradable waste.
The question has four options. Choose the correct answer:
Sewage sludge is used as
The question has four options. Choose the correct answer:
Which one is the most toxic?
Can you make something useful of these waste material?Powder containers, cold-drink cans, plastic bottles, shoe-box.
Which of the following is the best way for disposal of vegetable and fruit peels?
Answer the following question in one or two words or sentences:
Who, out of the following should properly dispose of the garbage – father, mother, elder brother, younger sister?
