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प्रश्न
Fill in the blanks :
_______ and ______ are the most common air pollutants.
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उत्तर
NO2 and CO are the most common air pollutants.
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संबंधित प्रश्न
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 ______.
Name the following:
An inert gas which has a low boiling point and is used for producing very low temperatures
List out the uses of nitrogen.
How do astronauts breathe when they go beyond the earth’s atmosphere?
The component of air used by green plants to make their food, is ______.
Write a note on nitrogen.
Give the components present in the air with a percentage?
When cooled to -57°C, gaseous carbon-di-oxide becomes a liquid.
Match the following
| 1. | Nitrogen | a. | Acid rain |
| 2. | CO2 | b. | Global warming |
| 3. | Melting of glaciers | c. | Volcanic gases |
| 4. | Corrosion of bridges | d. | Aerated drinks |
Assertion: Carbon dioxide occurs as carbonates in nature.
Reason: Carbon dioxide can exist as a liquid at atmospheric pressure.
