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प्रश्न
What are Composting ? Explain its Process
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उत्तर
Composting is an effective way of disposing of wet garbage from households and biomass wastes from gardens.
The processes involves in composting are :
- Vegetable peels, fruit peels, food-scraps, twigs, dry leaves, grass clippings can be dumped into a pit or a big bin.
- Then soil is spread over this pile.
- Earthworms can be introduced into the compost pit to decompose the organic matter which enrich the compost. This method is called vermi-composting.
- The soil microbes break down the organic matter.
- The compost obtained is rich organic manure for the plants in the garden.
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संबंधित प्रश्न
We often observe domestic waste decomposing in the bylanes of our homes. List four ways to make the residents aware that the improper disposal of wastes is harmful to the environment and also for their own health.
Give any two ways in which biodegradable substances would affect the environment.
Name the various modes of waste disposal.
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
Multiple Choice Type:
The most convenient reusable wastes are
Mention whether the following statement is true (T) or False (F).
Some of the electronic wastes may contain valuable metals such as copper.
Why should we not bum dried plant leaves and husk? What is the best way to get rid of them?
List waste products produced from an industry.
Distinguish between the following pair:
Biodegradable and Non-biodegradable waste.
