CHAPTER I INTRODUCTION Background of the Study The use of plants for remedies has long been in existence and is among the most attractive sources for developing drugs (Bukantis et al.‚ 1980). Any part of plant can be considered as herbs including leaves roots‚ flower‚ seeds‚ resins‚ leaf sheath‚ bark‚ inner bark (cambium)‚ berries and sometimes the pericarp or other portion (Holetz et al.‚ 2002). Most primates depend heavily on the leaves‚ fruits‚ and flowers of tropical plants to meet their nutritional
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Photosynthesis is the process by which light energy is used to convert inorganic compounds into organic substances with the subsequent release. There are many factors which can have an effect on the process of photosynthesis; in this laboratory experiment‚ the focus lies on carbon dioxide (CO2) availably and its effect on photosynthesis. By understanding the component that affect the rate of photosynthesis‚ one can do work to try and increase the rate of photosynthesis. The purpose of this laboratory
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can also be called the rate limiting factor as it affects the rate of photosynthesis. Introduction Photosynthesis is an essential process by which plants make their food in order for growth and respiration to happen. Carbon dioxide water and light combine to manufacture food which comes in the form of glucose for use. Light is a very important aspect in plant growth as with light the light dependent reaction in photosynthesis is able to take place. In this process light is used to break down water
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SAMPLE PAPER-03 (unsolved) PHYSICS (Theory) Class – XII Time allowed: 3 hours Maximum Marks: 70 General Instructions: a) b) c) d) e) f) g) h) All questions are compulsory. Questions 1 to 5 are one mark questions. Questions 6 to 10 are two marks questions. Questions 11 to 22 are three marks questions. Question 23 is four marks question. Question 24 to 26 are five marks questions. There is no overall choice in the question paper‚ but internal choice is there. Use of calculator is not permitted.
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Introduction: Photosynthesis is the process by which green plants use the light energy to convert carbon dioxide and water into simple sugar called glucose‚ which provides a basic energy source for the plant. Photosynthesis occurs in leaves that contain specialized cell structures called chloroplasts. Chloroplasts contain molecules of a green pigment called chlorophyll‚ consisting largely of carbon and hydrogen. It gives green color and absorbs the necessary light for photosynthesis. Chloroplasts
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Cellular Respiration vs. Photosynthesis To obtain energy needed for life‚ organisms depend on the processes of cellular respiration and photosynthesis. Though they share the same function of changing energy from one form to another‚ there are many differences between cellular respiration and photosynthesis in regard to the input and output molecules‚ energetics‚ cellular location‚ and ecological importance. The chemical equations of cellular respiration and photosynthesis are opposites. The reactants
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Photosynthesis and Cellular Respiration Project Purpose: Students will be able to describe photosynthesis and cellular respiration and explain how they are related. Schedule: 2/17/15: Introduction to project and start working 2/19/15: Work on project entire period 2/24/15: Work on project entire period 2/26/15: Work on project entire period 3/3/15: Present Project to class Power Point: Describe the process of photosynthesis. Make sure to include the light-dependent and light-independent
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Photosynthesis and respiration are both processes that are necessary for the survival of organisms. However‚ in numerous ways these two processes are very diverse as they are responsible for distinct necessities. Therefore they both have similarities and differences. One major difference between the two is that photosynthesis takes place completely in plants while respiration occurs equally in plants and animals. Nevertheless to understand Photosynthesis and respiration‚ we need to understand what
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CIGARETTE SMOKE TO PHOTOSYNTHESIS Increased Carbon Dioxide Smoke of all kinds‚ including cigarette smoke‚ increases the amount of carbon dioxide where it is present (since smoke is itself produced via combustion). Plants use carbon dioxide to make sugars (during photosynthesis). Its increased abundance‚ therefore‚ makes it easier for the plant to obtain. Thus‚ smoking near a plant actually makes it easier for that plant to obtain much-needed carbon dioxide. Hampering Photosynthesis At the same
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