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प्रश्न
Name two air pollutants which cause global warming.
उत्तर
Two air pollutants that cause global warming are:
- CARBON DIOXIDE (CO2)
- METHANE (CH4)
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संबंधित प्रश्न
Match the statements in Column A, with those in Column B.
| Column A | Column B |
| 1. Largest Constituent of air, which dilutes the activity of oxygen. | (a) Oxygen |
| 2. A gas used for filling weather observeation balloons. | (b) Carbonic acid |
| 3. An acid formed by the dissolution of sulphur dioxide gas in water. | (c) Sulphuric acid |
| 4. An acid formed by the dissolution of carbon dioxide in water. | (d) Helium |
| 5. A gas vital for respiration. | (e) Nitrogen |
Match the statements in Column A, with those in Column B.
| Column A | Column B |
| 1. Largest Constituent of air, which dilutes the activity of oxygen. |
(a) Oxygen |
| 2. A gas used for filling weather observation balloons. | (b) carbon acid |
| 3. An acid formed by the dissolution of sulphur dioxide gas in water. | (c) Sulphur acid |
| 4. An acid formed by the dissolution of carbon dioxide in water. | (d) Helium |
| 5. A gas vital for respiration. | (e) Nitrogen |
Name the processes which maintain the balance between oxygen and carbon dioxide in the air. How is it done?
How is air useful to water boats?
What is meant by ozone depletion?
Describe a simple experiment with the help of a diagram to show that Air is highly compressible
State whether the following statement is ‘true’ or ‘false’. If false write the correct statement.
Air is a mixture and not a compound since the components of air cannot be separated by physical methods.
Name the following.
Inert gases in the air
Water does not have a ______ but has definite ______ and ______.
Complete the statement given below by filling in the blank with the correct word/s from the word/s given below
____________ is an example of a pollutant present in the air.
