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प्रश्न
Name the following:
The component of air which does not support combustion.
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उत्तर
Nitrogen
संबंधित प्रश्न
Answer the question put against the following constituents of air:
Nitrogen : Explain its significance for plants and animals.
Complete and balance the following equation
CaO + H2O →
Fill in the blanks
Oxygen is used in ___________the food to get _______.
Name three different appliances where air is utilized.
Complete the statement given below by filling in the blank with the correct word from the words given:
The component of air used in photosynthesis is ______ and the products of photosynthesis is oxygen.
Why does a lump of cotton wool shrink in water?
Air also contains a small amount of carbon-di-oxide, water vapour, and some other gases like argon,
Match the following:
| 1. | More industrial cities | a. | dust particles |
| 2. | Coastal areas | b. | Humidity |
| 3. | Rainy season | c. | Carbon dioxide |
| 4. | Windy places | d. | water vapour |
Nitrogen is about two times more soluble in water than oxygen.
A list of words is given in a box. Use appropriate words to fill up the blank in the following statement.
Mountaineers carry oxygen ______ with them, while climbing high mountains.
