BIODEGRADABLE SUBSTANCES Biodegradable matter is generally organic materials such as plant and animal matter and other substances originating from living organisms‚ or artificial materials that are similar enough to plant and animal matter to be put to use by microorganisms. Some microorganisms have a naturally occurring‚ microbial catabolic diversity to degrade‚ transform or accumulate a huge range of compounds including hydrocarbons (e.g. oil)‚ polychlorinated biphenyls (PCBs)‚ polyaromatic
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Term 1 - Summative Assessment Science (Theory) Question Paper Set - 1 Time: 3 to 3 ½ hours Max. Marks: 80 Instructions: 1. The question paper consists of two sections‚ A and B. You are to attempt both the sections. 2. All questions are compulsory. 3. There is no overall choice. However‚ internal choice has been provided in all the three questions of five marks each. You have to attempt only one option in each question. 4. All questions in Section A and all questions in Section B are to
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exported mainly to middle east countries. II. Soil Ginger thrives well on a variety of soils‚ provided sufficiently well distributed rainfall or irrigation and adequate drainage facilities are available. A deep well drained friable loam‚ rich in humus‚ is ideal soil for its cultivation. It thrives well in sandy loam to loam soils with sufficient organic matter. It does not withstand water
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humility. 1. World understanding of humility. A contemporary definition of humility is: lowliness and submissiveness‚ meekness‚ and humbelness.1 If we go to its etymological roots we find that humility comes from “latin humilis‚ ‘lowly’‚ and humus‚ ‘earth’”.2 In the contemporary world‚ humility is seen unfortunately as a weakness‚ and not as a virtue. Why humility is seen like this? It is because the world in which we are living is a world of competition. Everybody is in competition for the
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Bio1. Explain the significance of the principle of competitive exclusion. ............................................................................................................................................... ............................................................................................................................................... .......................................................................................................................................
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A Glossary of Ecological Terms transpired by Craig Chalquist‚ PhD‚ ecopsychologist and author of Terrapsychology: Re-engaging the Soul of Place (2007) - See also "Mind and Environment: A Psychological Survey of Perspectives Literal‚ Wide‚ and Deep." - Never‚ no never‚ did Nature say one thing and Wisdom another. – Edmund Burke The glossary that follows assumes a definition of ecology--the study of interactions between organisms and their environment--much wider than what fits under the
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Biology IBO Group 61 Teacher: Lorena Isabel Garza Hinojosa Student: Angélica López Hernández ID: A01211745 Due Date: 19/08/2008 “Design your own Bio Lab” Dependent and Independent Variables Problem Statement: How different wavelengths of light affect the rate of photosynthesis? Variables: * Dependent: wavelength of light (color) * Independent: * Control: Method for controlling variables: All types of corn must be grown in the same soil and nutrient conditions‚ watering amounts and light
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Project Objectives Each of us will throw a lot of waste every day; you know where all the wastewent? Most of the waste will get sanitary landfill‚ incineration‚ composting and other sound processing in some areas with better waste management‚ while most places just easy piled or landfill‚ this cause odour spread‚ soil and underground water get polluted.Peopleare not only just consuming a lot of resources‚ mass production‚ mass consumption of land‚ but also produced a lot of waste; this consequences
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SOLID WASTE‚ HAZARDOUS AND TOXIC WASTE MANAGEMENT. ENVS411 MWAMKO MPYA PROJECT. Mwamko Mpya project funded by Comic Relief seeks to improve the quality of life for communities at Kaptembwo and Rhonda. The goal of the project is to reach total sanitation coverage in the low income settlements‚ thereby eliminating Open Defecation and change towards improved hygiene practices both at the schools and at household levels. The Bio Center is a project done together with Umande Trust and Practical
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Topic 2: The Ecosystem 2.1.1 Biotic: living factors or components‚ e.g. plants and animals. Abiotic: non-living factors or components‚ e.g. soil‚ water‚ wind‚ etc… 2.1.2 Trophic level: is the position that an organism or a group of organisms in a community occupies in a food chain. 2.1.3 A food chain shows the flow of energy from one organism to the next. A food web is a complex network of interrelated food chains. Producers (autotrophs): manufacture their
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