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प्रश्न
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
The mesosphere in the atmosphere, contains most of the air, fit for respiration
विकल्प
True
False
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उत्तर
False.
Correct statement: The troposphere in the atmosphere, contains most of the air, fit for respiration.
संबंधित प्रश्न
Write ‘True’ or ‘False’ in front of following statement.
The area where a lot of fuel burns has more percentage of carbon dioxide.
Write ‘True’ or ‘False’ in front of following statement.
Enamelling is the process of baking a mixture of silicates on the surface of aluminium at a high temperature.
Write fully balanced equation for the following :
Ca(OH)2 + CO2 →
Fill in the blanks
Oxygen is used in ___________the food to get _______.
What is the source of carbon dioxide in air?
List uses of oxygen.
Inhaled air contains a large amount of carbon-di-oxide.
Explain carbon dioxide and its uses.
A ______ gas that is used to remove carbon impurities from the steel.
Usha took a lump of dry soil in a glass and added water to it till it was completely immersed. She observed bubbles coming out. The bubbles contain ______.
