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प्रश्न
Name the following:
The component of air which is present more in industrial areas.
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उत्तर
Carbon monoxide, sulphur dioxide, oxides of nitrogen, hydrogen sulphide, dust particles.
संबंधित प्रश्न
What is air pollution ? What are the harmful effects of sulphur dioxide, nitrogen dioxide and hydrogen sulphide present in the air ?
Fill in the blanks :
_______ and ______ are the most common air pollutants.
Give a reason why two different rare (inert) gases find application in advertisement signs and fluorescent bulbs.
Name the main component of air.
Air is a mixture of many _______.
The Scottish chemist ______ discovered carbon dioxide is present in air.
All living things use oxygen for breathing.
Explain carbon dioxide and its uses.
Match the following
| 1. | Oxygen | a. | Carbon dioxide |
| 2. | Azote | b. | Nitrogen |
| 3. | Solvay process | c. | Vital life |
| 4. | Gun powder | d. | No life |
State whether the following statement is true or false. If false, correct them.
Air helps in the movements of sailing yachts and gliders but plays no role in the flight of birds and aeroplanes.
