CapyWarrior|Points 1| User: Which is required for the light-independent reactions in photosynthesis to occur? sugar. Example: C6H12O6 + O2 formed by photosynthesis is used in reactants of cellular respiration This is the currently selected item. answer choices . T hese reactions require ATP and NADPH made in the light-dependent reactions. An electrochemical gradient is a gradient of electrochemical potential, usually for an ion that can move across a membrane.The gradient consists of two parts, the chemical gradient, or difference in solute concentration across a membrane, and the electrical gradient, or difference in charge across a membrane. 4. They are the supply of oxygen. SURVEY . Thus light reaction must precede dark reaction. In PSII, energy from sunlight is used to split water, which releases two electrons, two hydrogen atoms, and one oxygen atom. The process of photosynthesis is made up of light dependent reactions (the photo’ part) and sugar making or light independent reactions (the synthesis part). Tags: Question 2 . energy CO2 water ATP and NADPH Weegy: ATP is required for both light-dependent and light-independent reactions. 30 seconds . Where do the light dependent reactions take place specifically? Learn vocabulary, terms, and more with flashcards, games, and other study tools. Stroma Thylakoids Chemiosmosis Chloroplast Chlorophyll 10. answer choices . BROWSE SIMILAR CONCEPTS. Q. Protons move into the thylakoid due to the. ATP. 60 seconds . This type of answer is based being able to recall specific information- use flashcards to help you memorize this type of information. Light-dependent reactions change light energy to chemical energy in the first stage of photosynthesis. A pigment molecule in the photosystem absorbs one photon, a quantity or “packet” of light energy, at a time. 6. 1- P700 (It's pigment absorbs light with a wave length of 700 nm). The water molecules split in half and find another molecule to make oxygen. Question: 1. Quizlet is the easiest way to study, practice and master what you’re learning. In light reations, ATPs, NADPHs and oxygen … The elemental oxygen in water molecule combines with another oxygen from another water molecule to form oxygen molecule. H 2 O. carbon dioxide. The light-dependent reactions begin in photosystem II. Both the light-dependent reactions and the Calvin cycle Light-dependent reactions Calvin cycle require water synthesize ATP and NADPH use CO2 produce sugars need ribulose bisphosphate use chlorophyll to capture light energy take place in the chloroplasts of plants generate oxygen gas Incorrect. Light-dependent Reaction 9 Questions | By Nmwhite0131 | Last updated: Oct 23, 2020 | Total Attempts: 4959 Questions All questions 5 questions 6 questions 7 questions 8 questions 9 questions These energy-carrying molecules are made in the stroma where the Calvin cycle takes place. User: What is required for both the light-dependent and light-independent reactions to proceed? Light Reactions: Light-dependent reactions harness energy from the sun to produce chemical bonds, ATP, and NADPH. Which substance from the light-dependent reactions of photosynthesis is a source of energy for the light-independent reactions? Start studying Light Dependent Reactions in Photosynthesis. The reactions create ATP and NAPDH from precursor chemicals and water using energy captured from light by dyes such as chlorophyll. The NADPH and the other products that are made during the light dependent reaction are used during the dark reaction to produce sugar molecules. NADP+ gains an electron making it negative, Adds a phosphate and makes it a triphosphate, It needs light in the equation for it to work. Light dependent reactions occur in the thylakoid membrane of the chloroplasts in photosynthetic organisms. answer choices . answer choices . 3. Sunlight is converted into chemical energy, Write the overall equation for photosynthesis using words, Carbon dioxide + water+ Light -- Glucose + Oxygen, Write the over all equation for photosynthesis using chemical formulas. ADP. Conceptual overview of light dependent reactions. What are the two stages of photosynthesis? H2O. SURVEY . Light dependent reactions. NADPH. The light-dependent reactions are depicted in Figure 8.15. The protein complexes and the pigment molecules help in the production of NADPH and ATP. Chloroplasts contain saclike photosynthetic membranes called? 2. Light reaction occurs in presence of light. Q. Whole processes of photosynthesis have been broadly divided into light reaction and dark reaction. What are the photosystems for the light-dependent reactions named? When carbon first enters the Calvin cycle, what molecule does it combine with? One or more statements are misplaced. SURVEY . 1. Which substance from the light-dependent reactions of photosynthesis is a source of energy for the light-independent reactions? pyruvic acid. Dark reaction can occur in absence of light but is dependent upon the end product of light reaction. 7 C The Calvin cycle is a cycle because it ends up with the molecule that it needs to start all over again - RuBP Question 1 . answer choices . Start studying light dependent reactions. When a chlorophyll a molecule within the reaction center of PSII absorbs a photon, the electron in this molecule attains a … During the light-independent reactions, ATP and NADPH (from light dependent reaction) and 3 molecules of CO2 are used to create glucose. 15 Questions Show answers. 30 seconds . Chlorophyll Reflects Which Color Of Light? What is the region outside the thylakoid membranes in the chloroplast? The Calvin cycle. They do this by making ATP and NADPH. the light-dependent reactions can occur only in the light, the light-independent reactions only in the night time Light dependent reactions produce energy-rich compounds that are used to run the light- independent reactions chlorophyll. In Which Organelle Of A Plant Does Krebs Cycle Occur? PGA. Question 1 . The hydrogen will get combined with NADP+ to form NADPH and ultimately gets transported to the dark cycle. The light energy from the sun is converted to what type of energy and stored where? Photosynthesis is a photo-chemical reaction involving 2 main steps, i.e. Photosynthesis review. Light Dependent Reactions. Photosystems exist in the membranes of thylakoids. The Calvin cycle. H2O. Q. The process of light reaction is given below- G3P. NADPH. ATP. Find GCSE resources for every subject. A light harvesting complex surrounding a reaction center complex, Harvest light, transport electrons, and create chemical energy. NADPH 2 and ATP prduced by the light-dependent reactions are used to reduce what? The overall function of light-dependent reactions is to convert solar energy into chemical energy in the form of NADPH and ATP. NEW! Next lesson. This is the currently selected item. What are the reactants of the light dependent reaction? Tags: Question 13 . Which chemical is an electron carrier molecule? Up Next. What stays in the chloroplasts during photosynthesis? carbon dioxide. What is the site of the light-dependent reactions? H 2 O. carbon dioxide. Q. Use the diagram to answer the question. ATP and NADPH are forms of chemical energy produced from the light dependent reactions to be used in the light independent reactions that produce proteins. What does photosynthesis require in addition to water and carbon dioxide? Create your own flashcards or choose from millions created by other students. 60 seconds . Question: Which Of The Following Statements About Photosynthesis Is Correct? 60 seconds . Light and photosynthetic pigments. Sort by: Top Voted. - [Voiceover] We've seen in previous videos that photosynthesis can be broken down into the light-dependent reactions and the Calvin cycle. ADP. 5 C NADPH is made during the light reactions and passed to the Calvin cycle. The Calvin cycle. ADP. water sunlight oxygen carbon dioxide The light-dependent reactions. https://quizlet.com/41758763/light-dependent-reactions-flash-cards The electron transport system in the light dependent reaction of photosynthesis is the one that is responsible for the production of electrons that are used as precursor for NADPH production. Why are some of the products of the light dependent reactions not listed in the chemical equation for photosynthesis? In a light-dependent reaction, water and sunlight is needed to make oxygen and _____. With the remaining compounds, what are the products for the light independent reactions. The Light Dependent Reactions Of Photosynthesis Take Place Where? What is the light independent reaction called? pyruvic acid. Light reaction is the first stage of photosynthesis process in which solar energy is converted into chemical energy in the form of ATP and NADPH. This chemical energy supports the light-independent reactions and fuels the assembly of sugar molecules. Photosynthesis evolution. Here is an explanation in technical terms: To begin with water is taken … Learn vocabulary, terms, and more with flashcards, games, and other study tools. 2. This occurs in the chloroplast where there is a pigment called chlorophyll (inside photosystem II) (what is inside … answer choices . A photon of light energy travels until it reaches a molecule of chlorophyll. More than 50 million students study for free with the Quizlet app each month. Q. SURVEY . What Are The Products Of The Light Reactions Of Photosynthesis? ATP and NADPH are forms of chemical energy produced from the light dependent reactions to be used in the light independent reactions that use sugars as reactants. Carbon Dioxide Carbon Monoxide Oxygen Hydrogen Ammonium 9. Tags: Question 14 . The Light-independent Reactions Of Photosynthesis Take Place Where? Practice: Photosynthesis. answer choices . products of one set of reactions becomes a reactant, appears green because it reflects green light, such as carotenoids( help absorb the wavelength of light), converting light energy to chemical energy, a cluster of pigments; chlorophylls and carotenoids ( PS2 and PS1), energy is absorbed by pigments and gets passed around the pigment molecules until it reaches chlorophyll a, shines = electrons in chlorophyll(PS2) go into higher energy level, a reduction reaction then occurs => the electron is accepted by a primary electron acceptor, electron passed down electron transport chain, meanwhile PS1 has shining on it => electrons get excited and go to primary electron acceptor which goes down electron transport chain, at end of electron transport chain electron combines with NADP+ and a H+ to make NADPH, accumulate within thylakoid= creates concentration gradient. Photosynthesis: Overview of the light-dependent reactions. SURVEY . What happens to water in the light dependent reactions? RuBP. Which chemical is an electron carrier molecule? The light reactions take place in the thylakoid membrane. What occurs in the process of photosynthesis? Use the diagram to answer the question. 5. Practice: The light-dependent reactions. The light-dependent reactions begin in a grouping of pigment molecules and proteins called a photosystem. Light reaction or Hill’s reaction and Dark reaction or Blackmann’s reaction. the products of the light depend reactions help to supply the reactants for the light independent reactions. What are the products of light dependent reactions? SURVEY . Light independent reactions depend on light dependent reaction for supply of APT, NADPH. The Calvin cycle is not totally independent of light since it relies on ATP and NADH, which are products of the light-dependent reactions. These light reactions are the first part of photosynthesis, and are necessary to produce products for the light independent reactions that will eventually lead to the construction of glucose. Which substance from the light-dependent reactions of photosynthesis is a source of energy for the light-independent reactions? Light Dependent Reactions and the Calvin Cycle. With the remain compounds, what are the reactants for the light independent reactions? The light reaction is completed in the grana of chloroplast in presence light, while the dark reaction is completed in stroma in light and dark both. The light-dependent reactions. Cellular respiration. 6 B The whole idea of the light dependent reactions is to get the energy and hydrogens ready for the Calvin cycle. Tags: Question 15 . The light-dependent reactions. Next lesson. Photosynthesis have been broadly divided into light reaction or Blackmann ’ s reaction and dark reaction outside thylakoid. 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