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प्रश्न
What is the full form of 4 R's?
उत्तर
4R's - Reduce, Reuse, Recycle, Recover
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संबंधित प्रश्न
Identify the ODD term in each set and name the CATEGORY to which the remaining three belong :
Example : glucose, starch, cellulose, calcium
Odd term : calcium
Category : others are different types of carbohydrates
Polythene bag, Crop residue, Animal waste, Decaying vegetable.
Classify the following pollutions into natural and man-made categories.
Sewage, dust, pollen grains, chemical fertilizers, vehicular smoke, algae, pesticides, waste of animals and birds.
Name the following pollutants:
The chemical element which caused minimata disease in Japan.
True or False:
The average home creates more pollution then does the average car.
Name any three air pollutants and the sources of each of them
Name one industry which pollutes the atmosphere with gaseous as well as with particulate matter.
Give the difference between natural and man-made pollutants.
Distinguish between the following :
Natural Pollution and Anthropogenic Pollution
What could be the reasons of air pollution?
Match the following:
| i. | Burning coal | a. | Land pollution |
| ii. | Throwing plastic | b. | Noise pollution |
| iii. | Wastewater from factories is mixed with river | c. | Air pollution |
| iv. | Louder horn of vehicle | d. | Water pollution |
