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प्रश्न
Nitrogen is used in the food packaging industry because it _____.
विकल्प
provides colour to the food
provides oxygen to the food
adds proteins and minerals to the food
keeps the food fresh
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उत्तर
Nitrogen is used in the food packaging industry because it keeps the food fresh.
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संबंधित प्रश्न
Statement given below is incorrect. Write the correct statement :
Carbon dioxide gas allows the earth to radiate out heat rapidly.
Give two examples of modern fuels.
State the full form of LPG and CNG? How are the two different in their composition?
State a reason why there is a balance in the amount of carbon dioxide in the air, even though carbon dioxide is released into the atmopshere by various processes.
What is the source of carbon dioxide in air?
Why do we see the sky and air clear and clean after rainfall?
_______ and ______ are the two gases, which when taken together, make up about 99 percentage of air.
- Nitrogen
- carbon-di-oxide
- Noble gases
- Oxygen
Which gas in the atmosphere is essential for respiration?
______ exists in nature as silicates, carbonates, oxides, and water. It also exists in a free state as part of the air in the atmosphere.
Assertion: Carbon dioxide occurs as carbonates in nature.
Reason: Carbon dioxide can exist as a liquid at atmospheric pressure.
