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प्रश्न
State three uses of water vapour in the air.
टीपा लिहा
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उत्तर
- Provides moisture for plant and animal growth.
- Determines climatic conditions by providing rain, snow, mist etc.
- Prevents undue drying up of the plant and animal bodies.
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संबंधित प्रश्न
Complete the statement given below by filling in the blank with the correct word from the words given
___________is an example of a pollutant present in the air.
What is the source of carbon dioxide in air?
The main component of air is oxygen.
Nitrogen is essential for burning.
Write a note on nitrogen.
During respiration, carbon-di-oxide is exhaled out of the body through the ______.
Air contains a small amount of CO2, Water vapour, and some other gases like ______, etc.
When cooled to -57°C, gaseous carbon-di-oxide becomes a liquid.
Oxygen is used to oxidize ______.
Match the following
| 1. | Nitrogen | a. | Acid rain |
| 2. | CO2 | b. | Global warming |
| 3. | Melting of glaciers | c. | Volcanic gases |
| 4. | Corrosion of bridges | d. | Aerated drinks |
