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प्रश्न
Name the following:
The component of air which does not support combustion.
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उत्तर
Nitrogen
संबंधित प्रश्न
Describe a simple experiment to show that l/5th of air is oxygen.
State what would happen, if the air above the earth contained mainly oxygen and no nitrogen
Name the following:
The product formed when phosphorus burns in oxygen.
Name the following:
The active component of air which supports combustion and is used up in burning
Name the following:
The type of bacteria which directly absorb nitrogen from the air and converted soluble nitrates in the soil.
Mention one necessary condition for the combustion to take place.
The balance of oxygen in atmosphere is maintained through photosynthesis in animals and respiration in plants.
Match the following
| 1. | Moving Air | Photosynthesis |
| 2. | Layer in which we live | Troposphere |
| 3. | Stratosphere | Wind |
| 4. | Oxygen | Ozone layer |
| 5. | carbon-di-oxide | Combustion |
______ is responsible for making clouds.
Oxygen is used to oxidize ______.
