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प्रश्न
_______ is the process of converting waste materials into new materials.
उत्तर
Recycling is the process of converting waste materials into new materials.
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संबंधित प्रश्न
The use of one of the following will pollute the environment. This one is :
(a) paper carry bags
(b) cotton cloth carry bags
(c) nylon cloth carry bags
(d) jute carry bags
Write the percentage of solar energy captured by the autotrophs.
The compound obtained on reaction of iron with steam is/are :
Which one of the places you visited shows greater biodiversity?
Classify the following as natural or man-made.
stone.
Classify the following as natural or man-made.
water hyacinth.
Classify the following as natural or man-made.
brick
When is the world environment day celebrated?
Excessive exposure of humans to UV-rays results in
- damage to immune system
- damage to lungs
- skin cancer
- peptic ulcers
