PRESENCE OF INSECTICIDES IN FRUITS AND VEGETABLES A PROJECT REPORT Submitted by VAISHAKH MURALEEDHARAN Class: XII-A JANUARY 2015 DEPARTMENT OF CHEMISTRY SHANTINIKETAN INDIAN SCHOOL DOHA-QATAR SHANTINIKETAN INDIAN SCHOOL‚ DOHA – QATAR Affiliated to the Central Board of Secondary Education‚ Delhi. Approved by the Ministry of Education‚ State of Qatar. BONAFIDE CERTIFICATE This is to certify that this project report entitled “CHEMISTRY PROJECT ON” PRESENCE OF INSECTICIDES IN FRUITS
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CHAPTER 2 REVIEW OF RELATED LITERATURE I. Background Black Rice Bug Black rice bug or mostly known as ‘’ itim na atangya ‘’ appears commonly during rainy seasons yet they are also seen during summer and when irrigation starts. An adult female bug lays their eggs in clusters‚ each containing 29-34 eggs‚ egg incubation of RBB is 3 to 7 days. It lives from 3 to 7 months. The female lays about 200 eggs during her lifetime. Large populations of this pests are more common on lowland rice‚ rain
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Tuyen Pham Engl 121 K.Kennedy Week 1 Marigolds by Eugenia W. Collier (1969) What change does the main character experience from the beginning of the story to the end? From the beginning to the end of the story‚ the main character experiences her time when she was changing from child to woman. Growing up during the Great Depression in impoverished rural of Maryland‚ her family had been living through poverty and financial struggles. She was fourteen going on fifteen by that time so she understood
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COLEGIO DE SAN JUAN DE LETRAN CALAMANSI AS INSECTICIDE PREPARED BY: JOHANN MATHEWV. TANBONLIONG RHYLE DE JESUS PREPARED TO: SIR MADRONA A. BACKGROUND OF THE STUDY Cockroaches are one of the most commonly noted pest insects due to their population. More than 3000 species live in tropical regions. They are abundant in and aroud dwellings in temperate areas. Cockroaches are also the hardiest insects on the planet. Some species are capable of remaining
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Today I will be talking about why we should not use DDT. If you knew about DDT you would know why I don’t want to do it. I just want you to picture being a little nature person but there is know nature DDT will kill it. The benefits of using DDT outweigh the harmful consequences because DDT could kill a lot of animals‚ and we don’t know the effects of DDT on a human People that are for DDT will say it is good for farming.It may be good for farming but it’s not good for our food because our food
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community. When presenting this information to the members of the council will assist me and others in our decision whether this is the pesticide that we need to use here in our community. Hazard identification Malathion is a strong insecticide used primarily to control insects on crops. Water‚ sunlight and soil brake down Malathion when it is exposed to these elements. If you are in the vicinity of the area sprayed‚ this is where you will get the exposure of Malathion. Usually the risk
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river systems. She talks about Clear Lake‚ (which is anything but)‚ and the three attempts to suppress the gnat population there‚ in turn killing grebes and the fish in the lake accumulating up to 300 ppm of the insecticide dumped there. She examines the soil and effects of insecticides and herbicides building up quickly in the soil of farms. In the later chapters‚ she describes how “nature fights back”‚ and how biological control is much more effective and critically important. Silent Spring
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use insecticides. For us‚ a house is a place of residence. It is usually a place in which an individual or a family can rest‚ store personal property‚ and prepare food in able for the house fulfils its function‚ we need to eliminate some factors that disturb us in doing these things. Examples are the insects. One of the easy ways to prevent insects is to use insecticides. This is the reason why I decided to make a liquid insecticide. There are many commercially available liquid insecticides in the
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Unida Christian Colleges Unida St. Anabu I-F Imus‚ Cavite “Garlic as an Effective Insecticide” An Investigatory Project in Science Submitted by: Marielle Marie L. Camacam Christian D. Panganiban John Zebedee T. Barata Elisha Hope P. Villaruz Chelsy Anne Y. Buenabajo March 2012 Abstract Acknowledgements Table of Contents
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Content Questions: 1. Carlson classifies modern insecticides into two groups of chemicals. The first group‚ represented by DDT‚ is known as the “chlorinated hydrocarbons” and the other group‚ represented by Malathion and parathion‚ consists of the organic phosphorus insecticides. Although both are organic‚ the organic phosphorous insecticides are more poisonous than the chlorinated hydrocarbons and have the ability to destroy enzymes. 2. When insecticides “are built on a basis of carbon atoms‚” it is
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