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प्रश्न
_______ is the process of converting waste materials into new materials.
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उत्तर
Recycling is the process of converting waste materials into new materials.
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संबंधित प्रश्न
Write one or two word for the following statement/definition :
The physical and biological world where we live in
The compound obtained on reaction of iron with steam is/are:
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.
cottonwool
Classify the following as natural or man-made.
trees
Classify the following as natural or man-made.
table.
Take a square paper. Fold its diagonals. Draw three lines in three triangles as shown in the picture.
Cut from the edge of the diagonal to the center as shown in the picture.
If you fold this triangle and paste it behind the third triangle you get a pyramidal shape.
In one of the triangles, draw images of each of the organisms in the different levels.
In another triangle write the names of the organisms. In the last triangle, write the energy level of the organism. Have a look at the following example. You must come up with different organisms!.
Excessive exposure of humans to UV-rays results in
- damage to immune system
- damage to lungs
- skin cancer
- peptic ulcers
Suggest one word for the following statement/definition.
The physical and biological world where we live in
