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प्रश्न
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उत्तर
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संबंधित प्रश्न
Give any two ways in which biodegradable substances would affect the environment.
Which of the following is the best method to dispose of biological wastes from hospitals?
(a) landfill
(b) recycling
(c) incineration
(d) composting
Multiple Choice Type:
The most convenient reusable wastes are
Define electronic waste and list at least six items which come under this category.
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?
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?
Beautiful hand crafted articles like boxes and toys are made of paper pulp in our country. Can you explain how paper pulp which is made from paper can be used to make hard boxes and other articles?
Distinguish between the following pair:
Biodegradable and Non-biodegradable waste.
