It involves three types of treatments- (i) Primary, (ii) secondary and (iii) Tertiarytreatment. (i) Primary treatment-It includes physical processes ike separation of large debrisand sedimentation etc. (ii) Secondary treatment-It consists…
Read FullThe concentration of substances like pesticides increases as they pass from organisms of one trophic level to another, 1resulting into highest resulting Concentratioon in into highest concentration in the terminalorganism…
Read FullThe rate of reoxygenation becomes slower than the rate of de-oxygenation. At this time, BOD of the water become very high, indicating a heavy degree of pollution. Phosphorus as phosphate…
Read FullImportant preventive strategies to control air pollution are (i) Selection of suitable fuel (eg., fuel with low sulphur content) and its efficient utilisation to reduce pollutant level, (ii) Use of…
Read FullThe pollutants in the atmosphere mainly come from automobile exhausts, smoke from burning of fuels like-coal, wood, etc, and chemical industries. Automobile Exhaust in big cities, about 60% of atmospheric…
Read FullThe important atmospheric pollutants are listed below: (i) Deposited matter or solid ste: Soot, smoke, tar or dust and domestic wastes. (ii) Gas: Carbon monoxide, nitrogen oxides, Sulphur Oxides, halogens…
Read FullPlant Tissues Xylem, Phloem, Phloyem, Xylem, Plant Tissues In this article, along with the structure of living organisms, we will know about the tissue in detail. Know about what is…
Read FullWhat is Root, Types, Characteristics and Function of Root The root grows towards gravity, in search of water, away from light (negatively phototropic), underground by spreading into various branches formed…
Read FullStem Definition, Characteristics of Stem, Stem Transformation, Stem Functions Work of Plant Stem in English The stem is the part of the plant that grows against the ground and water…
Read FullWhy are some plants insectivorous plants? Top 10 Examples! Some plants are insect eaters because they do not get enough nitrogen and depend on the insect to get enough nitrogen.…
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