9. Answer: It is a process of synthesis of ATP from ADP in presence of light during cyclic transfer of electron. 1. Answer. Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms' activities. Secondary School. CBSE/Schools What is photosynthesis? This process can be represented as: 6CO 2 + 12H 2 O ? 1 0. adamceltic426. Answer: Kranz anatomy occurs in the leaves of C4 plants. Reduced FRS transfers its electron to ferredoxin and gets oxidized. 2. Green plants build themselves using photosynthesis. C4 leaves are characterized by the presence of tightly packed, thick-walled bundle sheath cells all around the vascular bundle (Kranz anatomy). EduRev is a knowledge-sharing community that depends on everyone being able to pitch in when they know something. Absorption of light by pigment system I (PSI) results in the excitation of its reaction centre P700, which emits electron. c.pea plant and lentils are leguminous plants. Photosynthesis is a type of anabolic chemical reaction, which means that substances are created or synthesized from others.The first section of the process is the absorption of l… Very short answer type. High oxygen concentration stimulates photorespiration which affects photosynthetic output. All of our energy for growth, development and physical activity comes from eating food from plants and animals. During this process oxygen gas is released. Photosynthesis is the process by which plants and some microorganisms make substances like carbohydrates. Photosynthesis is very important for life on Earth. If you want What is photosynthesis? About this quiz: All the questions on this quiz are based on information that can be found at Biology: Photosynthesis . Can these be passed on to the progeny? You can see some What is photosynthesis? CBSE/Schools. aRon. out CBSE/Schools lecture & lessons summary in the same course for CBSE/Schools Syllabus. What is photosynthesis? You can also find What is photosynthesis? 10. Plants only Photosynthesize during the day at … this is your one stop solution. Photorespiration occurs in the chloroplast and may require the help of peroxisomes and mitochondria whereas respiration occurs in cytoplasm and mitochondria. Oxygen is also released through the stomata. X Your answer: For webquest or practice, print a copy of this quiz at the Biology: Photosynthesis webquest print page. Describe briefly the steps involved in Hatch and Slack pathway/C4 pathway. Algae, protists … just for education and the What is photosynthesis? The cow that produced it clearly ate hay that was the dried form of what photosynthesis had produced for her. 2. In short, our Sun God (Suraj Devta) has given us this life through Photosynthesis. This is due to location of both pigment systems (PSI and PSII) in this very region. The process of making of food by green plants in the presence of sunlight and chlorophyll is known as photosynthesis. Write the overall equation for photosynthesis. C4 leaves are generally thinner than C3 leaves. Therefore, directly or indirectly, the process of photosynthesis provides most of the energy required by living things on earth. Perhaps, the Earth is the only hospitable planet for our lives. Nov 29, 2020 - Very Short Question Answers - Nutrition in Plants Class 7 Notes | EduRev is made by best teachers of Class 7. Very short answer type. The reactions of plant photosynthesis are divided into those that require the presence of sunlight and those that do not. Which one of the following is the main product of photorespiration in C3 plants? - Short Question and Answers CBSE/Schools Notes | EduRev for CBSE/Schools Since photosynthesis requires carbon dioxide, water, and sunlight, all of these substances must be obtained by or transported to the leaves. 1. Which of the following does not evolve oxygen? - Short Question and Answers CBSE/Schools Notes | EduRev for CBSE/Schools, the answers and examples explain the meaning of chapter in the best manner. Answer:   At a very high oxygen concentration, the rate of photosynthesis begins to decline in all the plants. Answer: The steps involved in Hatch and Slack pathway or C4 pathway are as follows: (1). The following raw materials are required for photosynthesis: (i) Carbon Dioxide: Plants get CO 2 from atmosphere through stomata. Phosphoenolpyruvic acid accepts carbon dioxide and forms oxaloacetic acid inside mesophyll cells.in the presence of enzyme, phosphoenolpyruvate carboxylase. Carbon dioxide is obtained through tiny pores in plant leaves called stomata. Distinguish between photorespiration and respiration. Photosynthesis is very important for life on Earth.Green plants build themselves using photosynthesis. (3). 5 Answers. Chloroplasts 5. Which term is the part of photosynthesis when light energy is captured and transferred to a molecule, such as ATP? (ii)Water: Plants absorb water from soil through roots and transport to leaves. Study chloroplasts, the chemical equation, chlorophyll and the light and dark stages of photosynthesis. Photosynthesis (Short Questions and Answers). Both types of reactions take place in chloroplasts: light-dependent reactions in the thylakoid and light-independent reactions in the stroma. very short answer of photosynthesis. 4. c. Name the metabolic processes taking place in the places marked (1) and (2). Join now. EduRev is like a wikipedia Oxaloacetic acid is reduced by NADPH2 to form malic acid in the presence of enzyme, malate dehydrogenase. This results in the formation of AMP (adenosine monophosphate) instead of ADP (adenosine diphosphate). Answer. Answer:you're answer The process by which green plant turn carbon dioxide and water into food using energy from sunlight Explanation:thank you 1. (5). Photosynthesis also results in the release of oxygen into the atmosphere. To Study What is photosynthesis? How? - Short Question and Answers CBSE/Schools Notes | EduRev Which of the following does not evolve oxygen? Answer. Answer: The photosynthetic parenchyma cells in a typical C3 leaf are organized into two distinct tissues-an upper region of tightly packed palisade cells and the more loosely arranged spongy mesophyll cells bordering large intercellular spaces. The sunlight controls which reaction of PSII? The monochromatic far red light which was insufficient, when supplied with shorter wavelength of light enhance the photosynthetic yield and recovered the red drop. Magnesium is an important constituent of which of the following pigments? 3. Answer: Photorespiration occurs inside photosynthetic cells whereas respiration is found in all living cells. Roots aren't exposed to light, so there's no point for a plant to put chlorophyll in them. During the transfer of electron from Fd to cytochrome b and from cytochrome b to cytochrome f, 2 molecules of ATP are synthesized from ADP and inorganic phosphate. 5. Multiple Choice Questions Multiple choice type Very short answer type Short answer type Structured/Application/Skill type Selina solutions for Concise Biology Class 10 Icse chapter 6 - Photosynthesis Selina solutions for Concise Biology Class 10 Icse chapter 6 (Photosynthesis) include all questions with solution and detail explanation. Goes through photosystem II. (adsbygoogle = window.adsbygoogle || []).push({}); 1. In short, to eat and breathe, humans depend almost entirely on the organisms that carry out photosynthesis. Photosynthesis. December 27, 2019 Daly Rathee. 12. (a) The transport of soluble products of photosynthesis is known as translocation. Photosynthesis Short Questions and Answers One mark questions with answers 1. b.because of presence of chlorophyll algae is green. NCERT Exemplar Class 11 Biology is very important resource for students preparing for XI Board Examination. The fall in photo yield beyond red region of spectrum is called “red drop.”, Emerson and his co-worker further extended the previous experiment by supplying additional shorter wavelength of light along with far red light. How does the anatomy of a typical C4 leaf differs from that of C3 leaf? Examine the figure. From the NCERT Exemplar Class 11 Biology Chapter 13, candidates can understand the level and type of questions that are asked in the exam. It contains objective, very short answer type, short answer type, and long answer type questions. Photosynthesis is a physio-chemical process which uses light energy to produce organic compounds. 4. Tests & Videos, you can search for the same too. Translocation in plants occurs by means of the vascular tissue known as phloem. Is this structure present in animal cell or plant cell? Pyruvic acid is sent back to mesophyll cells, where it converts to phosphoenolpyruvate by using ATP. Photosynthesis is so essential to life on earth that most living organisms, including humans, cannot survive without it. Photosynthesis is a chemical reaction that takes place inside a plant, producing food for the plant to survive. Answer: Photorespiration is a process which involves oxidation of organic compounds in plants by oxygen in the presence of light. This results in the formation of 2 molecules of 3-phosphoglyceric acid. 1 decade ago. One is located in short red while the other is in far-red light. Log in. - Short Question and Answers CBSE/Schools Notes | EduRev pdf from EduRev by This document is highly rated by Class 7 students and has been viewed 6745 times. a. - Short Question and Answers CBSE/Schools Notes | EduRev Summary and Exercise are very important for 2. Answer: Addition of carbon dioxide to a compound is termed as carboxylation. This pigment captures the sun’s energy, which is used to prepare food from carbon dioxide and water. Like normal respiration, this process also releases carbon from organic compound in the form of carbon dioxide but does not produce ATP. Phosphoglyceral dehyde converts into hexose sugar. 1. - Short Question and Answers CBSE/Schools Notes | EduRev ppt and other CBSE/Schools slides as well. Photosynthesis is a process by which phototrophs convert light energy into chemical energy, which is later used to fuel cellular activities. They contain starch grain. Photosynthesis is the combination of two words- Photo + Synthesis. The sugars are used by the cell as energy, and to build other kinds of molecules. Plants use the energy produced during photosynthesis to grow flowers, fruits and seeds.Tree leaves and roots are used as ingredients in … ‘Photo’ means light and ‘Synthesis’ means to make. The enzyme, RUBISCO, acts as a catalyst in this reaction. 2H 2 O 2H + + O 2 + 4e – Based on the above equation, answer the following questions: a. Relevance. Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that can later be released to fuel the organisms' activities. using search above. 5. Photosynthesis is the process by which plants and some microorganisms make substances like carbohydrates. (4). Answer Save. In this step of dark reaction, ribulose 1, 5 diphosphate, (also known as ribulose biphosphate), a phosphorylated 5 carbon sugar which acts as carbon dioxide acceptor, combines with carbon dioxide. The electrons are transferred to ferredoxin-reducing substance (FRS) through A (FeS). 2. Answer: The process by which green plants make their own food from carbon-dioxide and water in the presence of sunlight and chlorophyll is called photosynthesis. d.oesophagus is the other name of food pipe. It occurs in temperate C3 plants such as rice, wheat, barley, bean etc. Do check out the sample questions You can download Free What is photosynthesis? Thus, it seems to be a wasteful process. (c) the rate of photosynthesis equals the rate of respiration, Answer: (c) the rate of photosynthesis equals the rate of respiration. What do you understand by glycolytic reversal? Page 1 SHORT QUESTION AND ANSWERS Q1: What is photosynthesis? Lv 4. Favourite answer. Mention the raw materials required for photosynthesis. Malic acid is transported to bundle sheath cells, where it is decarboxylated by NADP and specific malic enzyme to produce pyruvic acid and carbon dioxide. They are large in size, centripetally arranged and lack well-organized grana. Dear Student, Photosynthesis - The process by which plants make their own food using chlorophyll, carbon dioxide and water in the presence of sunlight is known as photosynthesis. Title: Biology Short Answer Practice Questions Photosynthesis Author: ��wiki.ctsnet.org-Jana Vogel-2020-08-30-22-38-06 Subject: ��Biology Short Answer Practice Questions Photosynthesis Biology Short Answer Practice Questions Photosynthesis Author: learncabg.ctsnet.org-Dennis Eichmann-2020-12-07-16-34-10 Subject: Biology Short Answer Practice Questions Photosynthesis Keywords: biology,short,answer,practice,questions,photosynthesis Created Date: 12/7/2020 4:34:10 PM Photosynthesis also results in the release of oxygen into the atmosphere. ★★★ Correct answer to the question: What is the FIRST result of photosynthesis? Which of the following enzymes help in carbon dioxide fixation during C4 cycle? your solution of What is photosynthesis? Carbon Dioxide + Water + Energy (Doesn't have to be sunlight) = Glucose + Oxygen. Plants are the only living organisms to produce their own food during photosynthesis (autotrophic). (a) Phosphoglycerate (b) Phosphoglycolate (c) glycerate (d) glycocholate Answer: (b) Phosphoglycolate 2. It is an endothermic chemical process that uses sunlight to turn carbon dioxide into sugars. Answer: Emerson and Lewis determined the quantum yield of photosynthesis under different wavelength of light and found that there was a sharp drop in the region above 680 nm. Photosynthesis allows plants to create food from the sun this creates a never ending source of food that props up the food chain. answer choices light- independent reactions of What is photosynthesis? Which pigment is present in all green plants? The chloroplast of mesophyll cells are normal. The electron is then transferred to cytochrome f, then from cytochrome f to plastocyanin. Answer: In dark reaction, phosphoglyceric acid forms phosphoglyceral dehyde by utilizing ATP molecules. As a result, the rate of photosynthesis will slow down. Light is absorbed by the pigment. The process of photorespiration takes place in chloroplast, peroxisome and mitochondria. This is primarily in the leaves, although photosynthesis also occurs in stems. - Short Question and Answers CBSE/Schools Notes | EduRev images and diagram are even better than Byjus! As glucose is a six carbon compound, thus it requires six turns of Calvin cycle to synthesise its one molecule. Photosynthesis is so essential to life on earth that most living organisms, including humans, cannot survive without it. In C4 leaves the chloroplasts present in bundle sheath cells are of abnormal type. The chemical energy is stored in the form of sugars, which are created from water and carbon dioxide. 7. (a) photosynthetic bacteria (b) blue-green algae (c) green algae (d) … Flowers serve a reproductive purpose, so again, there's no reason for plants to use them for photosynthesis. This chemical energy is stored in carbohydrate molecules, such as sugars , which are synthesized from carbon dioxide and water – hence the name photosynthesis , from the Greek phōs ( φῶς ), "light", and sunthesis ( σύνθεσις ), "putting … Photosynthesis in Plants . Photosynthesis is essential as it not only is the primary source of food for living entities but it also releases oxygen into the atmosphere which is required to breathe. It has gotten 36811 views and also has 4.7 rating. This is It is also very important photosynthesis in our lives because through it you get the perfect balance between heterotrophic and autotrophic beings, oxygen is released and is the key to the diversity of life that exists on Earth. The enhancement in yield due to combination of shorter wavelength of light with far red light is termed as “Emerson effect.”. In photosynthesis oxygen is liberated due to. Answer. - Short Question and Answers CBSE/Schools Notes | EduRev chapter (including extra questions, long questions, short questions, mcq) can be found on EduRev, you can check perfect preparation. Thus, the entire process is just a reverse of glycolysis in which hexose sugars are first oxidised into phosphoglyceral dehyde and then to carbon dioxide and water, releasing ATP. - edu-answer.com The pigment system which produces sufficient oxidation potential to cause oxidation of water is. Carbon dioxide, water and light are all needed for photosynthesis to take place. Answers. Levels of carbon dioxide (a reactant) will fall, and levels of oxygen (a product) will rise. December 27, 2019 Maanu Rishabh. This phenomenon is called “Warburg effect.” Increase in the concentration of oxygen inhibits the fixation of carbon dioxide by RuBisCO. Along with it, the answer for each question has also been provided. Goes through electron transport chain. Free photosynthesis process review. Complete Oxaloacetic acid also produces aspartic acid by a transamination reaction in the presence of enzyme, transaminase. 8. In C4 leaves there are only one type of mesophyll cells. Science. b. Learn vocabulary, terms, and more with flashcards, games, and other study tools. The step involves utilization of 2 molecules of ATP for phosphorylation and 2 molecules of NADPH for reduction per carbon dioxide molecule fixed. What is Warburg effect in photosynthesis? Log in. If the concentration of NADP+ is low, then FRS instead of transferring its electron to Fd, transfers electron to cytochrome b. 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. Chlorophyll is a green pigment present in the leaves of plants. In plants, photosynthesis occurs mainly within the leaves. - Short Question and Answers CBSE/Schools Notes | EduRev sample questions with examples at the bottom of this page. - Short Question and Answers CBSE/Schools Notes | EduRev notes for CBSE/Schools is made by best teachers who have written some of the best books of Because of the wreath-like configuration of these bundle sheath cells, this arrangement is known as Kranz anatomy . your funny XD. What is the name of cycle which generates energy and splits water into hydrogen and oxygen? In red light, there is more photosynthesis in comparison to any other light of single colour. Ask your question. From plastocyanin, electron returns back to pigment system I and chlorophyll gets reduced. C4 leaves are characterized by the presence of tightly packed, thick-walled bundle sheath cells all around the vascular bundle. 3. It is an endothermic (takes in heat) chemical process that uses sunlight to turn carbon dioxide into sugars. e.oral rehydrating solution is the full form of ORS. By continuing, I agree that I am at least 13 years old and have read and agree to the. 2. Photorespiration takes place only in the presence of light whereas respiration continues both in dark and light. In heat ) chemical process that uses sunlight to turn carbon dioxide, water and light compound in the of... That of C3 leaf of oxygen into the atmosphere, including humans, can not survive without it important... It has gotten 36811 views and also has 4.7 rating I agree that I am at 13. Search giving you solved Answers for the same sunlight ) = glucose + oxygen electron to,... Glycocholate answer: the steps involved in Hatch and Slack pathway or C4 pathway as! 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