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प्रश्न
Give a reason why nitrogen is filled in food packets and not oxygen.
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उत्तर
Nitrogen being inert or unreactive is filled into food packets to drive out the oxygen and reduce bacterial growth. The food package then stays well preserved.
संबंधित प्रश्न
Answer the question put against the following constituents of air :
Carbon dioxide : “Although carbon dioxide plays no role in respiration, all life would come to an end if there is no carbon dioxide in air.” Support this statement with relevant facts.
Fill in the blank :
________ is the most abundant inert gas present in air.
Fill in the blanks :
_______ and ______ are the most common air pollutants.
Name three noble gases present in the air. State their one industrial use
Explain the importance of nitrogen of the air for plant growth.
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 ______.
Classify the following.
( Dog, Cat, coconut tree, monkey, brinjal plant, papaya plant)
| Things which give out oxygen | Things which give out carbon dioxide |
______ is the percentage of nitrogen in air.
The component of air used by green plants to make their food, is ______.
Air contains a small amount of CO2, Water vapour, and some other gases like ______, etc.
