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प्रश्न
Release of oxides of nitrogen and hydrocarbons into the atmosphere by motor vehicles is prevented by using ______.
विकल्प
grit chamber
scrubbers
trickling filters
catalytic convertors
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उत्तर
Release of oxides of nitrogen and hydrocarbons into the atmosphere by motor vehicles is prevented by using trickling filters.
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संबंधित प्रश्न
Haemoglobin of the blood forms carboxy haemoglobin with ______.
The pH of normal rain water is ______.
Living in the atmosphere of CO is dangerous because it ______.
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 |
What would happen, if the greenhouse gases were totally missing in the earth’s atmosphere?
From where does ozone come in the photo chemical smog?
How does classical smog differ from photochemical smog?
How is acid rain formed?
Differentiate the following:
BOD and COD
Explain how oxygen deficiency is caused by carbon monoxide in our blood? Give its effect.
