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MBD PUBLICATION-ECOLOGY AND ENVIRONMENT-QUESTION BANK
- CO2,CH4 ,N2O,CFCS are called green house gases because they can absorb...
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- Montreal protocol refers to :
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- Environment protection act was enacted in :
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- Depletion of ozone layer is due to:
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- The American aquatic weed, which had become a trouble in india is ?
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- Which of the following causes "Greenhouse effect" ?
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- NEERI IS:
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- As it passes into food chain, the concentration of DDT :
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- Carbon monoxide kills because it destroys:
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- DDT concetration recorded in human body has been :
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- Lead is considered mainaly :
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- Which of the following is not a pollutant ?
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- A person has impaired nervous system and signs of madness due to conti...
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- What is the intensity of sound in normal conversation ?
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- Reason of lung cancer is :
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- The result of Ozone hole is :
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- Ozone hole means:
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- Ganga Action plan was started in :
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- Fluride pollution mainly affects:
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- E.coli is used as an indicator organism to determine pollution of wate...
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