Advertisements
Advertisements
प्रश्न
What are the most important steps in waste management?
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.
APPEARS IN
संबंधित प्रश्न
Give any two ways in which non-biodegradable substances would affect the environment.
How can the wastes such as paper, plastic and metal objects be disposed of?
Match the items in Column I with as many times as possible in Column II.
|
Column I |
Column II |
|
1. Cow dung |
(i) Sugarcane |
|
2. Bagasse |
(ii) Raddiwalas |
|
3. Old newspapers |
(iii) Manure |
How is sewage water treated?
The question has four options. Choose the correct answer:
Sewage sludge is used as
Which kind of garbage is not converted into compost by the redworms?
To what use can you put the following kind of garbage and how?
rotting smelly garbage
What is meant by garbage?
