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MBD PUBLICATION-ECOLOGY AND ENVIRONMENT-QUESTION BANK
- 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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- BOD is a measure of :
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- Frequent occurrence of water blooms in a lake indicates which of the f...
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- A range of loudness of sound of 70 -90 decibels is rated as:
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- SO2 pollution affects:
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- Chernobyl nuclear tragedy occurred on which year ?
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- Expand BOD :
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- The term 'Bio-magnification'refers to the:
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- Which one among the acts as bioindicator of air pollution?
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- In 1984, the Bhopal gas tragedy took place because methyl isocyanate:
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- Lead concentration in blood is considered alarming, if it is :
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- Blood analysis of a patient reveals an usually high uantity of carboxy...
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- E.coli is used as an indicator organism to determine pollution of wate...
02:09
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- Which of the following is considered most effective in developing road...
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