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प्रश्न
Tick (√) the correct alternative from the choice given for the following statement.
Air consists of
पर्याय
only oxygen
only nitrogen
only carbon dioxide
all of these
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उत्तर
all of these
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संबंधित प्रश्न
Write the chemical name of The white insoluble solid formed on the reaction of carbon dioxide with lime water.
Give two uses of the following component present in air:
oxygen
State two similarities and two differences between respiration and burning.
How is air useful to scooters and cars.?
Give a brief account of the discovery of air and the scientists involved.
A mixture has a variable composition. Give three other reasons why air is considered a mixture and not a compound.
State the meaning of the term Air
Fill in the blank:
Nitrogen of the air is utilized by plants for formation of _____.
The layer of air around the earth is known as ______.
______ is important for all living creatures.
