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प्रश्न
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
The percentage of carbon dioxide in the air is between 0.2 to 0.4%.
पर्याय
True
False
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उत्तर
This statement is False.
संबंधित प्रश्न
Write ‘True’ or ‘False’ in front of following statement.
Water containing dissolved carbon dioxide can dissolve marble.
With the help of a labeled diagram, describe a simple experiment to show the presence of oxygen and nitrogen in air using a piece of white phosphorus.
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
What is the percentage of nitrogen in air?
Why is air considered as a mixture?
Match the following.
| Nitrogen | Respiration in living animals |
| Oxygen | Fertilizer |
| Carbon dioxide | Refrigerator |
| Dry ice | Fire extinguisher |
Composition of the component of air ______ from place to place.
Nitrogen is about two times more soluble in water than oxygen.
Mountaineers carry oxygen cylinders with them because ______.
