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MBD PUBLICATION-ECOLOGY AND ENVIRONMENT-QUESTION BANK
- Which sound cause noise pollution ?
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- Name the device that removes dust particles, SO2 ammonia from polluted...
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- In which layer of atmosphere ozone layer is found ?
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- Environment protection act was enacted in :
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- is a major source of air pollutant.
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- is the most abundant hydrocarbon in atmosphere.
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- is and electric device which separates the particulate matter on the b...
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- Automobile are the largest source of pollution in caties.
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- radiations have high penetrability.
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- Minamita desease was first detected in .
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- are major aerosal pollutant present in jet air craft emission.
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- DDT is a pollutant.
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- The electric power plants cause pollution.
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- Maximum emission of CO occurs by burning of .
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- A heavy metal pollutant released in automobile exhaust is .
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- The intensity of whisper is around decibels.
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- is the natural agine of a lake by biological enrichment of its water.
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- Damaged and electronic goods are known as .
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- Thickness of ozone is measured in terms of units.
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- atom of chloro-fluorocarbon degrades ozone.
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