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प्रश्न
A list of words is given in a box. Use appropriate words to fill up the blank in the following statement.
Air is a ______ of some gases.
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उत्तर
Air is a mixture of some gases.
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संबंधित प्रश्न
What is greenhouse effect?
What do you observe when a beam of light is allowed to enter in a closed dark room through a small hole.
Name two important processes supported by oxygen present in air.
Give two uses of the following component present in air:
nitrogen
Write ‘true’ or ‘false for the following;
Air is a compound.
State what do you understand by the term ‘air’. Explain its importance to mankind.
What is meant by the term ‘atmosphere’? State the role played by the atmosphere for the survival of mankind.
Describe a simple experiment with the help of a diagram to show that Air has mass
Air has variable composition and hence there is ______ oxygen at lower altitudes than at higher altitudes.
List five activities that are possible due to the presence of air.
