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प्रश्न
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संबंधित प्रश्न
Why are some substances biodegradable and some non-biodegradable?
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
Mention Whether the Following Statement is True (T) Or False (F).
Flyash is the gaseous waste of cement industry.
What type of garbage is thrown in green bins?
What things does waste contain?
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?
What happens when cooking medium is made to flow down a drain?
What happens when insecticides, motor oil, paints are poured down the drain?
What happens when tea leaves, cotton swabs and old soft toys are thrown into the drain?
Give two examples of Non-biodegradable wastes.
