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प्रश्न
Define smog.
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उत्तर
- Smog is a combination of smoke and fog which form droplets that remain suspended in the air.
- Smog is a chemical mixture of gases that forms a brownish-yellow haze. It mainly consists of ground-level ozone, oxides of nitrogen, volatile organic compounds, SO2, acidic aerosols and some other gases.
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संबंधित प्रश्न
Bhopal Gas Tragedy is a case of ________.
Which sequence for green house gases is based on GWP?
Photo chemical smog formed in congested metropolitan cities mainly consists of ______.
The pH of normal rain water is ______.
Match the List I with List II and select the correct answer using the code given below the lists.
| List I | List II | ||
| A | Depletion of ozone layer |
1 | CO2 |
| B | Acid rain | 2 | NO |
| C | Photochemical smog | 3 | SO2 |
| D | Green house effect | 4 | CFC |
How does classical smog differ from photochemical smog?
What are particulate pollutants? Explain any three.
Ethane bums completely in air to give CO2. while in a limited supply of air gives CO. The same gases are found in automobile exhaust. Both CO and CO2 are atmospheric pollutants
- What is the danger associated with these gases?
- How do the pollutants affect the human body?
Differentiate the following:
Viable and non-viable particulate pollutants
Explain how oxygen deficiency is caused by carbon monoxide in our blood? Give its effect.
