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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
Fill in the following blank with suitable word :
The science that deals with the inter-relationships of living things with one another and their environment is called...........
The number of malaria patients in a village increased tremendously when large number of frogs were exported from the village. What could be the cause for it?
Write one or two word for the following statement/definition :
The physical and biological world where we live in
In the course of your observations, did you notice any signs of the presence of living things, though the living things themselves were not seen? For example, did you notice any partly eaten fruits or shells, fallen feathers, animal tracks, dung, droppings, nests, cocoons, eggs, honeycombs, etc.?
Classify the following as natural or man-made.
Soil.
Classify the following as natural or man-made.
stone.
Classify the following as natural or man-made.
water
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
