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प्रश्न
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 |
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उत्तर
| 1. | Moving Air | Wind |
| 2. | Layer in which we live | Troposphere |
| 3. | Stratosphere | Ozone layer |
| 4. | Oxygen | Combustion |
| 5. | carbon-di-oxide | Photosynthesis |
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संबंधित प्रश्न
Answer the question put against the following constituents of air :
Carbon dioxide : “Although carbon dioxide plays no role in respiration, all life would come to an end if there is no carbon dioxide in air.” Support this statement with relevant facts.
Fill in the blanks :
_______ and ______ are the most common air pollutants.
Classify Calcium oxide. Also give a balanced equation to prepare it.
Compare respiration and combustion-both involving oxygen of the air.
The constituent of air that supports combustion is _____.
______ present in the air is needed for respiration.
Write a note on nitrogen.
How to show the presence of carbon-di-oxide in the air?
______ is necessary for all acids.
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere.
Nitrogen
