Middleton World Area Studies September 20‚ 2013 The Effects That Water Scarcity Has On Education You wake up at seven thirty‚ you’re hungry‚ your stomach hurts‚ and your feet hurt. But you have to get up anyways. You have to go get your families water‚ but its contaminated water‚ you could get sick from this and your family could get sick‚ you miss school because you are the oldest in the family and it’s your responsibility but it’s the only water source where you live. Many children in Kenya are
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conditions of communist countries. The static number of deaths due to communism is approximately 94 million. Compared to the deaths of the holocaust which would stand at 11 million. 94 million is a to high number‚ when dealing with innocent lives. The Potato Eaters‚ a painting by Vincent Van Gogh‚ a novel by George Orwell published in 1954‚ and “Dog‚” a 1977 song performed by Pink Floyd and written by David Gilmour explore the idea that communists countries have harsh conditions that will be apart of
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ABSTRACT An experiment was carried out at the Horticulture Farm‚ Bangladesh Agricultural University‚ Mymensingh during 1998-99 growing season to study the effect of nitrogen and plant spacing on the growth and yield of potato (var. Diamant). Different nitrogen levels viz. 0‚ 127.0‚ 190.5 and 254.0 kg N/ha significantly influenced plant height‚ foliage coverage‚ number of main stem per hill‚ days required for 80% maturity of the crop‚ fresh weight of haulm (g/hill)‚ number of tubers per hill‚
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Osmosis using potato cores and sucrose solution 1.0 Abstract This experiment’s ultimate goal is to find the water potential of the potato cell. This was achieved through placing potato cores in different concentrations of sucrose (0.2%‚ 0.4%‚ 0.6%‚ 0.8%‚ 1.0%‚ 2.0%‚ 3.0% and 4.0%) solution and to observe how much water was gained or lost through osmosis to reach a prediction of the concentration within the potato cell. The results displayed that the concentration of sucrose within the potato cell is
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amounts in the diet may cause deficiency diseases. There are fat-soluble and water-soluble vitamins. Fat-soluble vitamins are stored in the fat tissues of our bodies‚ as well as the liver. Fat-soluble vitamins are easier to store than water-soluble ones‚ and can stay in the body as reserves for days‚ some of them for months. Water-soluble vitamins do not get stored in the body for long - they soon get expelled through urine. Water-soluble vitamins need to be replaced more often than fat-soluble ones.
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1.Explain how human interference in the water cycle can affect water availability The water cycle is the process of evaporation‚ condensation and precipitation of water on Earth including rain water and how it is distributed. Human factors such as forest clearing‚ urban construction and changes in land use can all affect the distribution of water. Infiltration can be affected by forest clearance. This also affects percolation and the water table. When there is rain the forests holds a lot of rainfall
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GCSE Biology: Osmosis in a Potato Aim To investigate the effect of placing a piece of potato in a given strength of sugar solution. Prediction I predict that‚ as the solution becomes more concentrated the more the cell will shrink‚ as the water‚ of higher concentration inside the potato cells‚ flows down a concentration gradient into the solution‚ which has a lower concentration of water molecules. If we say that the percentage change when the potato is placed in the 1M solution is x%. I predict
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Investigation into how pH levels affect Catalase activity in potato samples – (enzymes) Introduction: The aim of this investigation is to understand and monitor the effects pH levels have on catalase activity within controlled potato samples. Catalase is a type of enzyme that is found widespread among organisms that grow in the presence of oxygen (almost all living things) its specific use is to speed up the decomposition of Hydrogen peroxide (H2O2) within cells. Hydrogen peroxide is a bi-product
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Since potato cells were used for this type of experiment‚ in an Isotonic solution the solute and water concentration are the same as inside the cell in which the isotonic solution contains 0.9% NaCl. In other words‚ water moves in and out in the same amount without causing any changes. In a hypertonic environment‚ the solute concentration is greater and water concentration is less outside the potato cell in which the hypertonic solution contains 10.0% NaCl. This solution will cause the potato cells
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EFFECTS OF WATER SOLUTIONS IN PLANT GROWTH CHAPTER I Introduction Plants are affected by different substances that come into contact with them. These effects may be good or bad. There are certain substances such as fertilizers‚ which have a positive effect on the growth of certain plants‚ more specifically pechay (Brassica rapa variety chinensis). Pechay is commonly used in cooking in Filipino households. It requires little attention as it is a very hardy plant. It is rich in vitamins A‚
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