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प्रश्न
Give two uses of the following component present in air:
water vapour
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उत्तर
Water vapour: Water vapors present in air provide moisture for both plants and animals. It also helps in predicting climatic conditions of a particular area as its amount varies from place to place and from time to time.
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संबंधित प्रश्न
Give two uses of the following component present in air:
oxygen
State two similarities and two differences between respiration and burning.
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Name the important scientists and their studies which led to the discovery of the components of air.
Match the statements in List I with the correct answer from List II.
| List I | List II |
| 1. The constituent of air which is around 0.02% | A: Nitrogen |
| 2. The constituent of air which is inert or unreactive | B: Oxygen |
| 3. The constituent of air which is non-combustible, but supports combustion. |
C: Sulphur dioxide |
| 4. A pollutant in air responsible for acid rain | D: Carbon dioxide |
| 5. The main rare gas present in air. | E: Argon |
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