Environmental Engineering MCQs | Page - 4
Dear candidates you will find MCQ questions of Environmental Engineering here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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Q. Black smoke coming out of the chimney of a furnace is an indication of the use of _________ in the furnace.
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Q. BOD of raw municipal sewage may be in the range of about _________ mg/litre.
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Q. Brown spots in fabrics will be caused by washing with water containing large amount of
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Q. Carbon monoxide is a pollutant, which causes
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Q. Carbonaceous particles having size less than 1 μm are called
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Q. CFC (chloro fluoro carbon) is very highly reactive in causing depletion of ozone layer in the atmosphere. Each atom of chlorine liberated from CFC is capable of decomposing _________ molecules of ozone.
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Q. Coal washing waste water containing about 3% suspended solids (comprising of clay, slate, stone etc.) is treated for solid particles removal
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Q. COD of raw municipal sewage may be in the range of about _________ mg/litre.
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Q. Color test of water is done with an instrument called
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