Mga uri ng Pagsulat: I. Akademik a. Lab Report Transpiration Prepared for: Dr. Chuks Ogbonnaya By: Deborah A. Smith February 27‚ 1990 Introduction Transpiration is the evaporation of water particles from plant surfaces‚ especially from the surface openings‚ or stomates‚ on leaves. Stomatal transpiration accounts for most of the water loss by a plant‚ but some direct evaporation also takes place through the surfaces of the epidermal cells of the leaves. The amount
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they are in the leaf. Thus‚ the plant loses water as it diffuses into the air through the stomates. This water loss is known as transpiration. * When plant cells have adequate supplies of water‚ the water eerts a pressure‚ known as trugor pressure‚ against the cell walls. This pressure supports the stem and leaves. IF MORE WATER IS LOST FROM A PLANT BY TRANSPIRATION THAN IS REPLACED THROUGH THE ROOTS‚ THE CELLS LOSE TURGOR PRESSURE. * How can a plant conserve water and still allow CO2
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Acknowledgements I would like to thank my family for all of their support also I would like to thank all of my teachers for all of the encouragement and most of all I would like to thank god for keeping me calm with all the stress I had. Abstract The purpose of my project is to explain the processes of the water cycle‚ explain what it is‚ and to show the process of evaporation and what happens during this process.my procedure consist of placing the small container in the middle of the
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9.2.6 Explain how water moves from the soil to the leaves of a plant. At first water enters the root by osmosis because the soil water has a lower solute concentration of minerals than the epidermal cell cytoplasm (there is a water potential gradient). Water movement across the cortex cell is by two pathways both involving a water potential gradient. The cortex cell cytoplasm has a solute concentration gradient. This moves water symplastically from cell to cell by osmosis. The Apoplastic
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Unit One: Diversity – Study Notes Classification Classification Taxonomy * Seven taxa (King Philip Came On Family’s Gold Spaceship): 1. Kingdom (animalia) 2. Phylum (chordate) 3. Class (mammalia) 4. Order (primates) 5. Family (hominidae) 6. Genus (homo) 7. Species (sapiens) * Three domains: 8. Domain Bacteria 9. Domain Archaea 10. Domain Eukarya * Six Kingdoms: 11. Kingdom Animalia (animals) 12. Kingdom
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CELL STRUCTURE CELL THEORY: Structural and functional unit of all living things New cells arise from already existing cells Cells contain information that instructs growth. This information can be passed onto new cells. MICROSCOPES: There are two main types of microscopes: Light and Electron Electron Micrographs- shown in colour LIGHT ELECTRON Uses beam of light Magnification = x1500 Resolution = 200 nm Wide range of specimens can be used Samples are fairly quick + easy to prepare
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were outside in a bunch of clothing. I think they were playing in the snow. Then I started to percolate into the tree. Day 5 – Transpiration-While in the tree I met a leaf. He said that he saw my father a day of two ago. It was my first lead. I asked him the fasted way out. He said that it was to pass off though him. Zach explained how it was actually called transpiration. Suddenly I was doing it I was following in my father’s footsteps. Day 6 – Snow- I was again snow on the ground. I could really
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Hong Kong Diploma of Secondary Education Examination Biology and Combined Science (Biology part) School-based Assessment Sample Tasks Teachers may use the sample tasks for non-profit making educational and research purposes with proper acknowledgement. ©香港考試及評核局 保留版權 2009 Hong Kong Examinations and Assessment Authority All Rights Reserved 2009 HKDSE Biology SBA Practical Task: Topic: I (e) Presence of protease in pineapple and / or kiwifruit Scenario: Last week‚ Mary prepared some jelly
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Irrigation Matters Series No. 02/09 State of Urban Irrigation Demand Management - A Review Bhakti Lata Devi July 2009 BETTER IRRIGATIO N BETTER ENVIRONMENT BETTER FUTURE State of Urban Irrigation Demand Management – A Review Bhakti Lata Devi City of Sydney‚ Town Hall House‚ 456 Kent St‚ Sydney‚ 2000 Email: bdevi@cityofsydney.nsw.gov.au CRC for Irrigation Futures CRC for Irrigation Futures Irrigation Matters Series No. 02/09 July 2009 CRC for Irrigation Futures i
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Precipitation— • Our moisture supply • Measured with rain gauge o ACTET actual evapotranspiration • Evaporation—movement of water molecules from a wet surface into the air • Transpiration—cooling mechanism in plants (sweating for plants—cools them off) • Evapotranspiration-evaporation combined with transpiration—refers to the actual expenditure of water from land and plants o POTET potential evapotranspiration • The amount of water that would evaporate and transpire under optimum moisture
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