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ERRORLESS -ENVIRONMENTAL CHEMISTRY-ORDINARY THINKING (Water polution )
- Which of the following does not cause pollution?
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- Most important cause of soil pollution is:
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- BOD is connected with the
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- The process of "eutrophication" is due to:
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- Excess nitrate in drinking water can cause:
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- Frequent occurrence of water blooms in a lake indicates
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- Excessive accumulation of organic matter in water bodies leads of :
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- Limit of BOD prescribed by Central Pollution Control Board for the dis...
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- B.O.D. test is made for measuring
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- Which of the following causes outbreak of jaundice
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- In B.O.D. test, oxygen plays an important role to
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- Water pollution can be stopped best by
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- Brewery and sugar factory waster alters the quality of a water body by...
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- Black-foot disease is caused due to groundwater contaminated with exce...
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- In the treatment of waste water before discharge which treatment s...
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- What will be the effect of addition of organic material on water?
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- A lake with an inflow of domestic sewage rich in organic waste may res...
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- Minimata disease first occurred in
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- Minamata disease was caused due to the consumption of
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- Which one of the following is not a bioindicator of water pollution ?
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