It is the process by which green plants, algae, and certain bacteria convert light energy from the sun into chemical energy that is used to make glucose. There are two main types of photosynthesis: oxygenic photosynthesis and anoxygenic photosynthesis. Definition, Equation, Process & Cellular Respiration Definition: What is Photosynthesis? 1.The equation for photosynthesis. Sometimes it also occurs in roots that contain chlorophyll like in water chestnut and Heart-leaved moonseed. The formula for photosynthesis is 6CO2 + 6H2O + light energy = C6H12O6 + 6O2. Photosynthesis involves the use of energy from sunlight, water and carbon dioxide to produce glucose and oxygen. The process of photosynthesis occurs in two steps. Photosynthesis is the process in plants and certain other organisms that uses the energy from the sun to convert carbon dioxide and water into glucose (a sugar) and oxygen. The process of photosynthesis occurs in two steps. Photosynthesis definition, the complex process by which carbon dioxide, water, and certain inorganic salts are converted into carbohydrates by green plants, algae, and certain bacteria, using energy from the sun and chlorophyll. Photosynthesis is defined as the process, used by green plants and photosynthetic bacteria, where electromagnetic radiation is converted to chemical energy and uses the energy of light to convert carbon dioxide and water to carbohydrates and oxygen. All green plants and a few other autotrophic organisms utilize photosynthesis to synthesize nutrients by using carbon dioxide, water and sunlight. In words, the equation translates to the combining of water, carbon dioxide and light energy to produce glucose and oxygen. Photosynthesis process can be represented by a chemical equation. The overall balanced equation is 6CO2 + 6H2O -----> C6H12O6 + 6O2. Now back to the definition… Earlier you learned that photosynthesis is the process by which plants make their own food. Ans. Simple general equation of photo synthesis is as follows: According to Van Neil and Robert Hill, oxygen liberated during photosynthesis comes from water and not from carbon dioxide. … Explanation: The equation of photosynthesis can be explained in the following ways: © copyright 2020 QS Study. Oxygen is set free from the leaves into the atmosphere. Photosynthesis – What Is Photosynthesis?, Meaning, Definition, Equation Photosynthesis Definition: Photosynthesis is a Greek word, wherein, Photo means light, synthesis means putting together. ADVERTISEMENTS: Thus, the overall correct biochemical reaction for photosynthesis can be written as: Some photosynthetic bacteria use hydrogen donor other than water. IT'S BALANCED EQUATION : 6 CO2 (Carbondioxide ) + 12 H20 ( water) -----> C6 H12 06 ( glucose) + 6 H20 (water) + 6 O2 ( oxygen) Interactive This means that 6 molecules of carbon dioxide and twelve molecules of water are used (together with the sunlight) to produce glucose, six molecules of oxygen and six molecules of water. However, these tube worms are partially dependent on photosynthesis because they use oxygen (a product of photosynthetic organisms) to make their chemosynthesis more efficient. Photosynthesis is the fundamental process by which plants manufacture food molecules (carbohydrates) from raw materials CO2 and H2O) using energy from light. The equation of photosynthesis: The equation that can be used to describe the process of photosynthesis is carbon dioxide + water —> glucose + oxygen + water. Explain with the help of an equation. Photosynthesis is necessary for life on Earth. It is the process by which green plants, algae, and certain bacteria convert light energy from the sun into chemical energy that is used to make glucose. All rights reserved. Photosynthesis is the fundamental process by which plants manufacture food molecules (carbohydrates) from raw materials (CO2 and H2O) using energy from light. All rights reserved. Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. O 2 – Oxygen. Ans. photosynthesis definition: 1. the process by which a plant uses the energy from the light of the sun to produce its own food…. Photosynthesis Chemical Equation. 2) The Light-independent or Dark Reaction (Calvin cycle). This glucose can be converted into pyruvate which releases adenosine triphosphate (ATP) by cellular respiration. Chemosynthesis Equation. Plants, algae and cyanobacteria release oxygen during photosynthesis. Which is the Main Organ for Photosynthesis and Why? Apart from plants, photosynthesis is also found to occur in blue-green algae. Read this article to gain more information about such reactions. The chemical equation for photosynthesis involves the input (reactants) of carbon dioxide, water, and sunlight to produce the outputs (products) of glucose and oxygen. Photosynthesis takes place mainly in the leaves of green plants and also in the stems of herbaceous plants as they also contain chlorophyll. The word ‘photosynthesis’ is derived from the Greek word phōs, meaning ‘light’ and synthesis meaning ‘combining together.’. While different organisms may have differences during oxygenic photosynthesis, they all follow the general equation of, carbon dioxide + water + light energy → carbohydrate + oxygen. Oxygen is formed in the proceess as a by-product and is released to the atmosphere through stomata. Photosynthesis is a bio-chemical process by which green plants, in presence of sun light and chlorophyll with the help of Carbon Dioxide and water, manufacture carbohydrate as a main product and oxygen as a by-product. Ans. Instead they make their own food in a process called photosynthesis. Photosynthetic pigments. In plants, algae and certain types of bacteria, the photosynthetic process results in the release of molecular oxygen and the removal of carbon dioxide from the atmosphere that is used to synthesize carbohydrates. Put simply - photosynthesis is how plants, algae, and certain types of bacteria harness energy from sunlight to create chemical energy for themselves to live. © 2021 (Science Facts). The chemical equation that explains photosynthesis is: 6C0 2 +12 H 2 0 + light energy → C 6 H 12 O 6 +6O 2 +6 H 2 O. The photosynthesis equation is as follows: 6CO2 + 6H20 + (energy) → C6H12O6 + 6O2 Carbon dioxide + water + energy from light produces glucose and oxygen. There are many different ways to achieve chemosynthesis. In contrast, cellular respiration is an energy-releasing process found in all living organisms where oxygen and glucose are utilized to produce carbon dioxide and water. Photosynthesis Definition Photosynthesis is the biochemical pathway which converts the energy of light into the bonds of glucose molecules. Photosynthesis is defined as the process, utilized by green plants and photosynthetic bacteria, where electromagnetic radiation is converted into chemical energy and uses light energy to convert carbon dioxide and water into carbohydrates and oxygen. The sunlight is received by receptors present in the leaves, where, Dark Reaction and Light … The products are glucose (starch) and O2; The process of photosynthesis . What is photosynthesis? State which organisms undergo photosynthesis. The chemical equation for photosynthesis involves the input (reactants) of carbon dioxide, water, and sunlight to produce the outputs (products) of glucose and oxygen. Define Photosynthesis. It involves a chemical reaction where water, carbon dioxide, chlorophyll, and solar energy are utilized as raw materials (inputs) to produce glucose, oxygen, and water (outputs). Photosynthesis is a bio-chemical process by which green plants, in presence of sun light and chlorophyll with the help of Carbon Dioxide and water, manufacture carbohydrate as a main product and oxygen as a by-product. Types of Blood Cells With Their Structure, and Functions, The Main Parts of a Plant With Their Functions, Parts of a Flower With Their Structure and Functions, Parts of a Leaf With Their Structure and Functions, Plant Cell: Parts and Structure With Functions, Takes place in the thylakoid membranes of chloroplasts only during the day in the presence of sunlight, High-energy phosphate molecules adenosine triphosphate (ATP) and the reducing agent NADPH are produced with the help of, ATP and NADPH produced in the light reaction are utilized along with carbon dioxide to produce sugar in the form of glucose, Producing food for organisms that depend on others for their nutrition such as humans along with all other animals, Synthesizing oxygen by replacing carbon dioxide in the atmosphere. Do you know what the most critical thing for life on earth is? What types of Minerals do Plants Absorbs? Cellular respiration uses glucose and oxygen to produce carbon dioxide and water. Ans. Jan Ingenhousz, the Dutch-born British physician and scientist, discovered the process of photosynthesis. See more. The equation below is the same as the one above but it shows the chemical formula for carbon dioxide, water, glucose and oxygen. Chlorophyll is the main light-absorbing pigment in photosynthesis. Required fields are marked *. It is an endothermic (takes in heat) chemical process that uses sunlight to turn carbon dioxide into sugars. Sunlight is the source of energy that drives photosynthesis. The easiest way to measure the rate of photosynthesis is to quantify the carbon dioxide or oxygen levels using a data logger. Ans. Photosynthesis is a process by which phototrophs convert light energy into chemical energy, which is later used to fuel cellular activities. Photosynthesis Definition. Photosynthesis definition states that the process exclusively takes place in the chloroplasts through photosynthetic pigments such as chlorophyll a, chlorophyll b, carotene and xanthophyll. It is the process by which plants, some bacteria and some protistans use the energy from sunlight to produce glucose from carbon dioxide and water. Photosynthesis as a combination of the two reactions can be summarized with this expression: But if plants can produce ATP through photosynthesis, then why do they need to respire? First, photosynthesis can only happen in the daytime, when there is sun around to provide light. Photosynthesis is where the plant produces glucose and oxygen by using CO2, water. Define Photosynthesis with the Equation of this Process with Explanation. 6 molecules of Carbon Dioxide react with 12 molecules of water forming 6 molecules of water and 6 molecules of oxygen. H 2 0 – Water. Photosynthesis Equation. Without it there would be no green plants, and without green plants there would be no animals. Photosynthesis is a bio-chemical process by which green plants, in presence of sun light and chlorophyll with the help of Carbon Dioxide and water, manufacture carbohydrate as a main product and oxygen as a by-product. Photosynthesis is the process in which green plants use sunlight to make their own food. In addition to this, oxygen is the by-product of this process. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds. This chemical process is a fundamental equation for understanding how photosynthesis compliments respiration. Where; C0 2 – Carbon-di-oxide. Apart from plants, photosynthesis is also found to occur in blue-green algae. The general equation for photosynthesis as first proposed by Cornelis van Niel is therefore: CO 2 carbon dioxide + 2H 2 A electron donor + photons light energy → [CH 2 O] carbohydrate + 2A oxidized Photosynthesis is very important for life on Earth. Distinguish between autotrophic and heterotrophic modes of nutrition. But green plants and algae do not. Photosynthesis equation is the simplified representation of this process in a chemical reaction format, which occurs in chloroplasts. H2O … The chemical energy is stored in the form of sugars, which are created from water and carbon dioxide. Define Photosynthesis with the Equation of this Process with Explanation. C 6 H 12 O 6 – Glucose. Define photosynthesis. State the chemical equation for photosynthesis. Photosynthesis is also needed for carbon fixation. Organisms capable are referred to as autotrophs/photoautotrophs and include some bacteria (Cyanobacteria), algae and all plants. Do you know what the most critical thing for life on earth is? The raw materials are CO2, H2O and light energy. Although all the above factors together interact to affect the rate of photosynthesis, each of them individually is also capable of directly influencing the process without the other factors and thus called limiting factors. Your email address will not be published. The rate of photosynthesis can also be measured by determining the increase in the plant’s biomass (weight). Here is the chemical equation for photosynthesis: 6CO2 + 12H2O + Light Energy -----> C6H12O6 + 6O2 + 6H2O . 2. sunlight and chlorophyll. Save my name, email, and website in this browser for the next time I comment. Basically, photosynthesis is a chemical process through which light energy is used to convert/assemble inorganic material (water and carbon dioxide) into organic molecules. To emphasize this point even more, the equation for photosynthesis is the opposite of cellular respiration. 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