Photosynthesis Overview- Photosynthesis is the process by which organisms use solar energy to make sugar and oxygen (nutrient molecules) from carbon dioxide and water (PimaCommunityCollege). The chemical equation of this process is: carbon dioxide + water =light energy=> glucose + oxygen 6CO2 + 6H2O =light energy=> C6H12O6 + 6O2, or Six molecules of carbon dioxide plus six molecules of water produce one molecule of sugar plus six molecules of oxygen. The two stages of photosynthesis: The
Words: 1291 - Pages: 6
The rate of photosynthesis varies with changes that occur in environmental temperature. In order to see how exactly different temperatures affect the rate, we can experiment with cotyledon plants. First, gather all the materials: 5 same size cotyledon plants, 5 clear closed containers to place the plants inside, and oxygen sensor to measure the rate of photosynthesis. Make sure to have 5 rooms with different temperatures but same amount of light and water for all plants. Control the temperatures
Words: 334 - Pages: 2
The chemical equation for the process of photosynthesis is given as: The photosynthesis equation is a simple representation for a very complex natural process. Leaf The leaves are the organs for photosynthesis. It is where photosynthesis takes place. The structures of leaves are adapted for efficient photosynthesis: Adaptation Function Large surface area Most leaves are broad and so have a large surface area allowing them to absorb more light. A thin shape A thin shape means a short distance
Words: 380 - Pages: 2
Photosynthesis and Respiration By:Ramiro Garcia Through many years of school and history we have thought of Photosynthesis as two opposite things, but they actually can’t work without each other. So in this essay we will be comparing and contrasting photosynthesis and respiration. Photosynthesis is a process used by plants and other organisms to convert light energy, normally from the Sun, into chemical energy that can be later released to fuel the organisms' activities. During photosynthesis there is a twostage process
Words: 439 - Pages: 2
Joie Li Dr. Marble B2 AP Biology AP Investigation #5: Cell Processes: Photosynthesis November 24, 2014 Part 1: Part 2: Assessment Questions (Parts 1 and 2) 1. The Carotene pigment (light yellow) migrated the farthest on the chromatogram. The migration of the pigments occurred through rubbing a line of spinach with the side of a coin onto chromatography paper, then soaking the paper with 1 mL of chromatography solvent in a vial to allow absorption. The order of lines (absorption) was
Words: 739 - Pages: 3
Photosynthesis and Cellular Respiration Review and Jeopardy Photosynthesis: Light Dependent Reactions (Stage 1) PS II (wavelength p680) -Photons strike the chlorophyll in Photosystem 2 (PS II) and an electron absorbs the energy and becomes excited (photoexcitation), but has nothing to do with this energy. -The electron travels from PS II (1st protein complex of 4) along the Electron Transport Chain (via mobile electron carriers) to harness the energy; across a series of reactions the electrons lose
Words: 1005 - Pages: 5
Plant Pigments and Photosynthesis Statement of the Problem: What question(s) are you trying to answer? Include any preliminary observations or background information about the subject If we use paper chromatography to separate the pigments in spinach leaves, then we will see several different pigments because plants use other pigments besides chlorophyll a (the green pigment) to capture visible light for photosynthesis. 1. What factors are involved in the separation of the pigments? a. Some factors
Words: 1037 - Pages: 5
GRADE 4: Plants use a number of absorption techniques to get the nutrients and moisture necessary for sturdy growth. As roots dive deep into the soil, they encounter air, water and nutrient reserves. In contrast, photosynthesising leaves discover sunlight and air as they rise up to the sky. Roots act like sponges to absorb soil moisture. sunlight carbon dioxide + water ————> sugar + oxygen Balanced symbol equation: Use
Words: 809 - Pages: 4
Abstract: The closer the light was to the spinach leaf the more O2 that was created which increased the rate of photosynthesis in the spinach leaf. We addressed this problem by using the same light intensity but at different distances from the plant seeing which distance had the most O2 intake for the plant. Our key observation was light intensity that was being put on the spinach leaf. After going through our trials we have concluded that out of our results they support our hypothesis and with the
Words: 805 - Pages: 4
Introduction: Photosynthesis is a process that plants use to convert light energy into chemical energy that is stored inside the plant and used later as fuel for the organisms various activities. Photosynthesis is what supports life on this planet. It does this by absorbing the photons given off by light with its leaf pigments or chlorophyll and carotenoids. Different pigments absorb light of different wavelengths. Oxygen is released when water is split. The oxygen and carbohydrates plants give off
Words: 1568 - Pages: 7
Organelle Description Job or Function Found in plant, animal, or both Cell MembraneA double layer of lipid molecules, known as a bilayer, forms the basic unit. Proteins and carbohydrates are also part of the membraneRegulates what enters and leaves the cell and also aids in the protection and support of the cellBoth animal and plant Cell WallA strong layer around the outside of the cell membrane.To provide support and protection for the cell.Just plant NucleusMain organelle in a cell that controls
Words: 952 - Pages: 4
structures in chloroplasts containing chlorophyll Vocabulary: Molecules ATP: adenosine tri-phosphate -energy molecule of the cell NADPH: electron carrier in cells -Glucose: simple sugar made by plants in Calvin cycle (C6H12O6) Stages of Photosynthesis 1: Pigments capture energy from sun 2: Light energy is converted to chemical energy (ATP and NADPH) -Energy stored in chemical bonds 3: ATP, NADPH and CO2 used to make glucose Stage 1: Photosystem 2 Thylakoid absorbs light Light energy
Words: 531 - Pages: 3
Photosynthesis & Cellular Respiration Research Paper All living things on earth are made up of small structures called cells. Photosynthesis and cellular respiration are two of the most important energy producing processes that occur in these miniature structures, to maintain. Photosynthesis is a chemical process that takes place in the presence of sunlight, in which plants make their food and build stores of energy. This event occurs in chlorophyll containing plant cells. Chlorophyll is a pigment
Words: 446 - Pages: 2
and favor photosynthesis and thus water use efficiency by producing more moles of CO2 assimilated . CAM plants present a C3 and C4 seperate pathway in time and they have their stomata opening at night for CO2 uptake whereas their stomata close during the morning and this enables them to retain the water. 3. Describe the steps of starch synthesis in plants. What biochemical and signaling mechanisms ensure that the rate of starch synthesis is balanced by the rate of photosynthesis and sucrose
Words: 4748 - Pages: 19
Lauren Huntington Exam 1 Question 1 Imagine a life without photosynthesis? If you can’t, it’s because life would simply not exist without it. This process, which is the defining metabolism of all plants, evolved billions of years ago when early heterotrophic organisms were so abundant that the organic molecules they depended on for life were becoming scarce. Under the pressures of competition for nutrients, cells evolved that were able to make their own energy-rich molecules from inorganic materials
Words: 727 - Pages: 3
Lab Exercise DNA Extraction 10/30/13 DNA in all organisms is found primarily in chromosomes. Eukaryotic cells, like those found in humans, contain several linear chromosomes. Prokaryotic cells, such as bacteria, contain one large circular chromosome. DNA is composed of building blocks called nucleotides, each made up of a five-carbon sugar (deoxyribose), a phosphate group, and a nitrogenous base. The four kinds of nucleotides differ only in their nitrogenous bases. It is
Words: 825 - Pages: 4
The lab experiment was performed to determine whether or not the color of the light spinach leaves is exposed to affects the rate of its photosynthesis. Using a hole punch, we manipulated spinach leaves into the syringe with the buffer (NaHCO3) and the removed the gas from each leave with a vacuum. The leaf disks were then separated into two beakers. One beaker was exposed to the light while the one serves as the control. The beakers were placed in the fluorescent light to observe and record the
Words: 340 - Pages: 2
Related Literature Photosynthesis is the transformation of sun energy into chemical energy, which plant can actually use. Only plants, or autotrophs, can do this. Autotrophs are simply organisms that can produce their own food. They harness their energy form the sun to carry out photosynthesis (Miller and Levine) However, other things are needed to do photosynthesis as well. Carbon dioxide and water are the key components to process photosynthesis. Chloroplast makes photosynthesis happen. They are
Words: 1589 - Pages: 7
required for photosynthesis. Sunlight/ visible light Name the process that plants, but not animals, use to make their own food. Photosynthesis Name the process that captures sunlight and converts it to chemical energy. Light reaction in photosynthesis Name the products of the light reaction pathway. ATP and NADPH Name the molecule in the air that plants require to make their own food. Carbon dioxide (CO2) Name the organelle and structure within the organelle where the photosynthesis light reaction
Words: 547 - Pages: 3
Since photosynthesis and cellular respiration are chemically opposite, these two processes often cycle energy. To start off with, plants take in carbon dioxide, water, and sunlight. Through the process of photosynthesis that occurs in the chloroplasts, the plant creates glucose. While this may help the plant, its waste product from the reaction, oxygen, benefits humans in the process of cellular respiration! Once we breath in oxygen, cellular respiration starts. Oxygen and glucose then go to the
Words: 132 - Pages: 1
Lecture 6.8: Photosynthesis, Respiration, and Photorespiration Respiration The controlled breakdown of sugar to release energy (ATP and NADPH) stored as sugar. (Requires sugar and oxygen; happens in every cell of the plant) High activity of respiration in sinks. C6H12O6 [sugar] +O2=CO2 [byproduct] +H2O [byproduct] +Energy Occurs in the mitochondria of the cell (an organelle in the cell) Photorespiration Rubisco (the enzyme used in the Calvin Cycle to attach the carbon in CO2 to a 5C [carboxylase]
Words: 1013 - Pages: 5
Photosynthesis and Respiration of Sugars by Yeast Photosynthesis is the process in which plants make sugar, which stores the energy from the sun into chemical energy. Respiration complements photosynthesis in that it converts the chemical energy made by photosynthesis into organic molecules that may be used by organisms. Two different experiments were performed to test the amount of oxygen gas present during photosynthesis and the rate of respiration of different sugars by yeast. In the first
Words: 1948 - Pages: 8
Photosynthesis Worksheet 1. What is the overall reaction for photosynthesis? 6 CO2 + 6 H2O ( glucose (C6H12O6) + 6 O2 2. How does this compare to the overall reaction for cellular respiration? It is the reverse of the overall reaction for cellular respiration. 3. Where does the energy for photosynthesis come from? from sunlight 4. What plant pigments are involved in photosynthesis? chlorophyll a, chlorophyll b, and carotenoids 5. Explain why chlorophyll appears green
Words: 512 - Pages: 3
Photosynthesis is a process that is used by plants; for this process to happen we need, energy from the sunlight (or light source) is absorbed by chloroplasts (the green substance in the chlorophyll). Carbon dioxide diffuses into the leaves, goes from a high area of carbon dioxide, to a low area of carbon dioxide. Water enters the plant by moving through the roots, up the stem and through the rest of the plants. All this allows glucose to produce between the reaction of carbon dioxide and water
Words: 327 - Pages: 2
process called photosynthesis. Pigments within the photosynthetic organism absorb light energy and initiate the electron transfer reaction via a series of redox reactions (Robbinson and Croft, 1983). The electrons pass along a chain of proteins in the electron transport chain (ETC) in order to capture energy in the form of NADPH and ATP (Junge and Auslander 1974). ATP and NADPH are used by photosynthetic organisms to carry out biological functions such as growth and repair. Photosynthesis depends on
Words: 584 - Pages: 3
What type of organisms carry out photosynthesis? Autotrophs such as plants and some protists carry out photosynthesis. 3. What is photosynthesis? Photosynthesis is the cellular process in which autotrophs capture light energy and convert it to chemical energy (glucose) using carbon dioxide and water. 4. What is the chemical equation for photosynthesis? (Write in chemical equation and word form.) 6CO2 + 6H2O + light energy C6H12O6 + 6O2 5. What are the reactants in photosynthesis? The reactants in photosynthesis are carbon dioxide
Words: 350 - Pages: 2
Section 1 - Directly or indirectly, all of the energy in living systems needed for metabolism comes from the sun. - Photosynthesis is the process by which light energy is converted to chemical energy. - Autotrophs are organisms that use energy from sunlight or from chemical bonds in inorganic substances to make organic compounds. - Most Autotrophs, including plants, are photosynthetic
Words: 590 - Pages: 3
A tree can hold in forty eight pounds of carbon dioxide a year and will accumulate up to a tonne by the time it reaches forty (“Tree Facts”). They go through a process called photosynthesis very frequently. Photosynthesis allows the tree to absorb carbon dioxide and turn it into sugars and oxygen. This makes them very essential for recycling our waste and converting it into food and fresh air. There are billions of trees in the world, about sixty one trees per person (“Going out…”). Knowing this
Words: 749 - Pages: 3
Photosynthesis Photosynthesis is the chemical change which happens in the leaves of green plants. It is the first step towards making food - not just for plants but ultimately every animal on the planet. During this reaction, carbon dioxide and water are converted into glucose and oxygen. The reaction requires light energy, which is absorbed by green stuff called chlorophyll. Photosynthesis takes place in leaf cells. These contain chloroplasts, which are tiny objects containing chlorophyll.
Words: 340 - Pages: 2
Photosynthesis and Cellular Respiration Photosynthesis and Cellular Respiration are two roles that play in everyday life. Photosynthesis and Cellular Respiration are alike, but also different. They’re alike because both processes obtain the needed substances as well as producing them. Both Photosynthesis and Cellular Respiration create very similar substances. For example, water, glucose, oxygen and carbon dioxide. However, both processes do it in distinct ways. Photosynthesis and Cellular Respiration
Words: 757 - Pages: 4
