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प्रश्न
Briefly state the importance of Oxygen.
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उत्तर
Oxygen in the air is essential for respiration and burning.
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संबंधित प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: oxygen, carbonic, suIphurUioxide gas, precipitation, helium
_______ gas is used for filling weather observation balloons.
Tick (√) the most appropriate answer.
The humans pollute the air by :
Briefly state the importance of Nitrogen.
Classify Carbon dioxide. Also give a balanced equation to prepare it.
Classify Carbon monoxide. Also give a balanced equation to prepare it.
Complete the statement given below by filling in the blank with the correct word from the words given:
The component of air which is variable in air above sea level and in air in general ______.
Can you guess why fire extinguishers throw a stream of carbon-di-oxide while putting - off the fire?
Nitrogen is essential for burning.
“Air is not an elementary substance, but a composition”. Why?
Nitrogen is an essential element present in proteins and nucleic acids which are the building blocks of living things.
