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प्रश्न
Aerated water contains
पर्याय
air
oxygen
carbon dioxide
nitrogen
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उत्तर
Carbon dioxide
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संबंधित प्रश्न
Answer the question put against the following constituents of air :
Water vapours : Explain their role in modifying the earth’s climate.
What is nitrogen-fixation?
What are the two necessary conditions for rusting of iron?
Fill in the blanks
Plants and animals maintain the balance of carbon ___________and _________ in the air.
Tabulate the various components of air, including the components with variable composition.
Arrange the following statements in correct sequence
- Plants manufacture food by a process called photosynthesis.
- Plants require energy for their growth.
- Plants take in oxygen and release carbon dioxide just as animals.
- Plants take carbon dioxide from the atmosphere, use chlorophyll in the presence of sunlight and prepare food.
- Such oxygen is available to animals and human beings for breathing.
- During this process, oxygen is released by plants.
What was the old name of nitrogen?
The air in coastal areas have more oxygen.
Observe the picture given in Fig. carefully and answer the following questions.
Why is he putting a cover on his nose?
Write just a few sentences for an imaginary situation if any of the following gases disappear from the atmosphere.
Carbon dioxide
