Which one of the following statements about PYROLYSIS, which is a process for solid waste treatment is incorrect? (1) It converts the waste into solid, liquid and gas of which the resultant ... high pressure at temperature above 430° C. (4) It is a thermochemical decomposition of organic waste Answer : The process occurs at a temperature above 430°C at atmospheric pressure....
Bacterial decomposition of biological material under anaerobic condition is (1) fermentation (2) fertilization (3) contamination (4) composting Answer : fermentation...
Dumping of solid waste in lowlying areas earth cover is called as : (1) Sanitary landfilling (2) Open dumping (3) Composting (4) Incineration Answer : Sanitary landfilling...
The biological process in which both aerobes and anaerobes degrade organic matter is (1) Manuring (2) Composting (3) Digesting (4) Nitrifying Answer : Composting...
Which of the following is a method/process of disposing of solid waste which cannot be reused or recycled ? (1) Landfills (2) Incineration (3) Pyrolysis and Gasification (4) All the above Answer : All the above...
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