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प्रश्न
Differentiate the following:
Viable and non-viable particulate pollutants
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उत्तर
- Viable pollutants:
- The viable particulates are small size living organisms such as bacteria, fungi. moulds, algae which are dispersed in the air.
- They are all organic particulates.
- They contain living organisms.
- Eg. fungi, bacteria, algae, moulds.
- Viable particles are particles with at least one microorganism affecting the sterility of the product.
- Non-viable pollutants:
- The non-viable particulates are small solid particles and liquid droplets suspended in the air.
- They are all inorganic particulates.
- They contain non-living organisms.
- Eg. Smoke, dust, mist, fumes.
- Non-viable particles are particles without microorganisms but act as transporting agent for viable particles.
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संबंधित प्रश्न
Bhopal Gas Tragedy is a case of ________.
The pH of normal rain water is ______.
Living in the atmosphere of CO is dangerous because it ______.
Release of oxides of nitrogen and hydrocarbons into the atmosphere by motor vehicles is prevented by using ______.
Biochemical oxygen Demand value less than 5 ppm indicates a water sample to be ______.
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 |
Assertion (A): If BOD level of water in a reservoir is more than 5 ppm it is highly polluted.
Reason(R): High biological oxygen demand means high activity of bacteria in water.
What would happen, if the greenhouse gases were totally missing in the earth’s atmosphere?
How is acid rain formed?
Explain the effects of acid rain.
