Junior science refresher magazine
Junior science refresher magazine Junior science refresher magazine this article was published in the magazine bod represents amount of oxygen consumed by bacteria and other microorganisms while they decompose organic matter under aerobic (oxygen is present) conditions at a specified temperature. the more organic matter there is (e.g. in sewage and polluted bodies) greater the bod. greater the bod lower the amount of dissolved oxygen available for animals. Junior science refresher magazine subscription criteria for polluted stretches biological oxygen demand (bod) exceeding 3.0 mg/l (milligram per liter) is identified as a polluted location. if there is a single location on river rivulet or stream and the location is not complying to bod it is identified as polluted location. two or more polluted locations identified on a river in a continuous sequence are considered as a prs. a bod less than 3mg/l means river stretch is fit for outdoor bathing. 76activitie...