Bacteria in Soil Lab 1 Method This two-part experiment‚ utilizing sterile potting soil and garden soil‚ was conducted to identify the types of bacteria present in local soil samples without the aid of a microscope. Part I: Flask Experiment Three Erlenmeyer flasks were prepared as #1 (control)‚ 2‚ and #3. Flask #1 contains 1 packet of sugar dissolved in 75 mL of tap water. Flask #2 included 5 grams of garden soil‚ 1 packet of sugar‚ and 75 mL of tap water. Flask #3 contains 5 grams of sterilized
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ADVANTAGES OF BIODIVERSITY By adopting a different‚ more positive‚ and more proactive approach to the challenges that environmental issues pose‚ Indian enterprises will greatly benefit in this millennium. The prevalent attitude today‚ with some exceptions‚ is that environmental concerns impose costs that are best avoided. This is natural since these are costs which can fairly readily be externalised and imposed on somebody else. Thus‚ when industrial effluents render river water unfit for drinking
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How to Prevent Soil Erosion TERRACING Terrace farming is a farming method that makes use of a hill to create a multiplatform farm. There are severals steps known as andenes which are built into the side of a hill. The idea behind it is that any rain that falls and builds up on the andenes will overflow into another andene below‚ making the most out of the nutrients it provides. CROP ROTATION The successive planting of different crops on the same land to improve soil fertility and help
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All living non-domesticated animals‚even if bred‚hatched or born in captivity are considered wild animals. India has many unique and rare animals‚birds and reptiles.However the pressure of growing population in various states of India has led to the increasing need of using land for human habitations and agriculture.This has led to the reduced habitat of many wild animals.Even though India is known for its tigers‚elephants and rhinoceros‚it is home to over 500 mammal species.Antelopes and deer(like
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20 THINGS YOU CAN DO TO CONSERVE ENERGY Whenever you save energy‚ you not only save money‚ you also reduce the demand for such fossil fuels as coal‚ oil‚ and natural gas. Less burning of fossil fuels also means lower emissions of carbon dioxide (CO2)‚ the primary contributor to global warming‚ and other pollutants. You do not have to do without to achieve these savings. There is now an energy efficient alternative for almost every kind of appliance or light fixture. That means that consumers
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Medicinal Plants Introduction Introduction “In All things there is a poison‚ and there is nothing without a poison. It depends on only upon the dose whether a poison is a poison or not”---------Paracelsus (1493?-1541‚ Switzerland) Chinese saying “Shi Yao San Fei Du” means “Any drugs have toxic effects”. Introduction: Why Study Medicinal Plants Medicinal plants and religions • Medicinal plants have played an essential role in the development of human culture‚ for example religions
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Conservation Versus Preservation xxxxxxxxxx SCI/275 June 16th‚ 2013 Audra Bassett-Touchell PART 1 View the “Bridger Teton Environmental Science” video (see chapter 2 of textbook-Environmental Science Video) located on the student website. Answer the following questions. What is preservation? According to Berg‚ L. R.‚ Hager‚ M. C.‚ & Hassenzahl‚ D. M. (2011)‚ preservation “is concerned with setting aside undisturbed areas‚ maintaining them in pristine state‚ and protecting them from human activities
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Be aware‚ this review document is meant to guide your preparations and may not be all inclusive of the material on the exam. The exam will be a mixture of matching‚ definitions‚ short answer‚ essay‚ and ‘other’ questions. Suggestions on where to focus your preparations are given below: • What are the 2 major forms of modern overexploitation? o Overfishing ▪ Fishery- fishing for a specific species • Populations have dropped so significantly
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21‚ 2009‚ from http://www.umich.edu/~gs265/society/waterpollution.htm Lenntech. (2009). Water Use FAQ – Frequently Asked Questions. Retrieved June 21‚ 2009‚ from http://www.lenntech.com/water-usage-FAQ.htm Utah State University. (2002). Water Conservation in the Home. Retrieved June 21‚ 2009‚ from http://sustainability.usu.edu/files/uploads/water%20conservation%20in%20the%20home.pdf World Bank. (n.d.). Water Resources Management. Retrieved June 21‚ 2009‚ from http://web.worldbank.org/WBSITE/EXTERNAL/TOPICS/EXTWAT/0
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microscopy‚ soil microbiology and bacterial growth. The main aim of laboratory work with Escherichia coli and soil sample was to introduce students to bacterial growth in pure culture and soil microbial flora. The experiment of bacterial growth in pure culture using optical density measurement‚ plate count and DAPI direct count‚ showed that Plate Spread method was more precise to understand bacterial population growth tendency and counting generation time. During laboratory work with soil sample were
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