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PHYSICS WALLAH-ENVIRONMENTAL CHEMISTRY -Level - 2
- SO(2) and NO(2) produce pollution by increasing:
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- Carbon monoxide is pollutant as it
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- Acid rains are produced by
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- Classical smog occurs in places of :
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- Besides CO(2) the other greenhouse gas is
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- Ulraviolet radiation from sun causes a reaction that produces:
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- Which of the following process does not increase the amount of CO(2) i...
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- Which of the following statement is tre about ozone layer?
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- Incomplete combustion of petrol or diesel oil in automobile engines ca...
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- Which causes water pollution?
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- Most abundant water pollutant is:
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- Drained sewage has biological oxygen demand (BOD):
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- Sewage water is purified by
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- DDT is
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- Domestic waste mostly constitute:
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- Phosphate pollution is caused by
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- which of the following compound belong to the class of freons?
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- The extensive use of CFCs as refrigents fluids and in aerosol is becau...
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- Entrophication is a source of water pollution. It occurs when water:
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- Which of the following is the primary precursor of photochemical smog?
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