Container A is placed under normal sunlight, B under green light, and C under red light. Involves lights: L B) pigment. 1) Based on your knowledge of the process of photosynthesis, the plant in the container placed under red Which of the following is a normal process of photosynthesis that could not occur if all reaction centers were inactivated by a toxin? E) CO2 energizes electrons in the electron transport system. C) are inputs to the photosystems. C) reduced by the burning of fossil fuels, which removes oxygen from the atmosphere. D) Green helps plants blend into their environment as a sort of camouflage. A) The greenhouse effect is reduced by deforestation. A) carbon fixation a. C) O2 . Why? C) absorption of photons by chlorophyll b Expert Answer E) Young trees emit ozone-destroying gases at a higher rate than old trees and would thus worsen the ozone-hole problem while alleviating global warming. You're conducting an experiment to determine the effect of different wavelengths of light on the -RNA is made from DNA vis transcription -RNA is transcribed by the enzyme RNA polymerase, -proteins are made from RNA via translation -ribosomes translate proteins w/ the help of transfer RNA. Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. b) methane. d) 3 CO2 a three-carbon molecule. Think carefully about the fission process. d) blue, green, and orange. a) CO2 is needed to complete the light reactions. Which of the following is part of the light reaction? Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator B) Photosynthesis is ultimately powered by light energy and respiration by the chemical energy of fuel A) absorb no CO2. b) cytoplasm . B) carbon dioxide. Water that is filtered out of the blood by the kidneys is returned to the body through the action of aquaporins. 55) What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 Glycolysis is the only stage of cellular respiration that requires _______ to make ______. d) Photosystem I functions first in the sequence of steps a) Each preferentially absorbs slightly different wavelengths of light. Because the Calvin cycle requires CO2 to produce sugars, carbon dioxide absorption is an appropriate indicator of photosynthesis. C) ADP, NADP+, O2 Algae - Photosynthesis and light-absorbing pigments | Britannica A) oxygen. Which of the following is part of the light reaction? Does it seem peculiar that symmetric fission is not the most probable? Greenhouse Gases D) the final electron acceptor is NADP+ and not oxygen. B CO2 is needed to produce sugars in the Calvin cycle . Chlorophyll is found in the __________ of chloroplasts. What has the plant been using for an energy source while in the dark? The absorbed energy moves the electrons to a more energetic orbital. D) are found on the plasma membrane of mesophyll cells. 83) Carbon dioxide absorption isanappropriate indicator ofphotosynthesis because A) plants produce oxygen gasbysplitting CO2. B) green a) NADPH recycling. A) are located in the stroma. a) electrons from carbon dioxide and energy from ATP. Carbon dioxide absorption is an appropriate indicator of photosynthesis You're conducting an experiment to determine the effect of different wavelengths of light on the It is acidic, and its concentration is in continual flux as a result of its utilization by aquatic plants in photosynthesis and release in respiration of aquatic organisms. 6) In most green plants, chloroplasts are. Based on your knowledge of the process of photosynthesis, the plant in the container placed under red light would probably A) absorb no CO2. A) ATP is not produced during photosynthesis, but only during cellular respiration. D) releases CO2 as a by-product. 6CO2 + 6HO2 ---> C6H12O6 + 6O2 (carbon dioxide + water -->sugar + oxygen), -occurs in thylakoids -uses light energy to convert water to oxygen -light is absorbed by chlorophyll in thylakoid membranes, -occurs in the stroma -requires ATP- made from light reactions -converts CO 2 to sugars. Match the following stages of cellular respiration and photosynthesis with the correct characteristics. C) regeneration of NADP+ A) electrons passing down the electron transport chain. E) a fuel for cellular respiration and a starting material for making other organic molecules. Photosynthesis occurs in chloroplasts and cellular respiration occurs in mitochondria.This answer is correct. PDF LAB ACTIVITY: GETTING TO KNOW CO - National Oceanic and Atmospheric Why are most plants green? The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to make glucose or other organic molecules. How can the cell move sodiumout ofthe cell? Small aquatic plants are placed into three containers of water mixed with carbon dioxide. Each preferentially absorbs slightly different wavelengths of light. A) H and O both in glucose B) H in glucose; O in water C) H in water; O in glucose D) H in glucose and water; O in O2 E) H in glucose and water; O in water and O2, Which of the following statements concerning the role of redox reactions in photosynthesis and cellular respiration is true? If you shut off the system and pressure was no longer applied to tank A, you would expect d) carbon monoxide. A) chlorofluorocarbons After reading the passage, carbon dioxide absorption is an appropriate indicator of photosynthesis because CO2 is needed to produce sugars in the Calvin cycle. Produces O2: L Plant roots and leaves absorb water, which reacts with carbon dioxide using energy from light as the catalyst. D) NADP+ is oxidized to NADPH. d) couples the flow of H+ to the phosphorylation of ADP. This site is using cookies under cookie policy . CO2is needed to produce sugars in the Calvin cycle. . Destroying the H+ gradient that allows ATP synthase to work. A) Forests play too minor a role in global CO2 dynamics, which are affected far more by marine algae. Sunlight is a type of ________ energy. Light energy is required to drive the transfer of the electrons to NADP+. A) CO2. 65) Ozone A) formation is promoted by CFCs. b) FADH2 B) ATP. D) H+ . NADH The light reactions of photosynthesis use _____ and produce _____. c. 2 days ==\ldots= minutes It occurs in presence of light so the term "photo" Here the plant uses carbon dioxide and it reacts with water to given glucose C) cytoplasm d) a starting material for the Calvin cycle. When does synapsis and crossing-over occur in meiosis? . During the growing season leaves take up carbon dioxide. Which of the following statements regarding transport across a plasma membrane is false? Which of the following correctly identifies the structures labeled in Figure 8-2? . a) pass energy to the reaction center. absorption of carbon dioxide as an indicator of the rate of photosynthesis in aquatic ecosystems. Involves the splitting of glucose: G Which of the following statements regarding photosynthesis and carbon dioxide is false? D) Photosynthesis produces O2; respiration produces CO2. Carbon dioxide absorption is an appropriate indicator of photosynthesis because Select one: a. CO2 is needed to complete the light reactions. A) donation of excited electrons by chlorophyll a to a primary electron acceptor B) donation of excited electrons by chlorophyll b to a primary electron acceptor C) absorption of photons by chlorophyll b D) reduction of chlorophyll b by a primary electron acceptor E) absorption of photons by carotenoids, A) donation of excited electrons by chlorophyll a to a primary electron acceptor. b) G3P (C3H6O3) Students also viewed Bio Study Guide 37 terms Kristopher_Barkley Lab Test 38 terms morganwasham cellular respiration and photosynthesis pract 57 terms Images Irene_Mejia1 c) is found in the stroma. Any substance that inhibits the transportation of oxygen from the lungs affects _____________. B) are products of the Calvin cycle. At some point, another. B) Each preferentially absorbs slightly different wavelengths of light. b. D) pass absorbed energy to chlorophyll a. Which of the following statements concerning the role of redox reactions in photosynthesis and cellular respiration is true? What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 strategy? What provides electrons for the light reactions? C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to C) provide energy to Photosystem I and Photosystem II. 45) In photophosphorylation, energy from electron flow is used to transport ________ from the Energy is never created or destroyed. E) The release of energy by the excited electron can be as heat, light, or fluorescence. Photosynthesis - National Geographic Society B) food . Photorespiration A) is an evolutionary relic from when atmospheric O2 levels were low and did not interfere with rubisco. B) glucose. Column A chlorophyll a? E) are only found on land. The containers are observed for a 24-hour period. D) have mitochondria and chloroplasts. the final electron acceptor is NADP+ and not oxygen. How Is Carbon Dioxide Absorbed During Photosynthesis? How do the reaction centers of photosystem I and II differ? A student poured a solution of bromthymol blue indicator into three test tubes. The containers are observed for a 24-hour period. The energy to run the Calvin cycle is produced. c) absorbs light energy. b) H2O- Water. 60) Which of the following statements about the greenhouse effect is true? A fuel for cellular respiration and a starting material for making other organic molecules. Carbon dioxide Plants get the carbon dioxide they need from the air through their leaves. The light reactions occur in the ________, while the Calvin cycle occurs in the ________. l. Tympanic membrane (eardrum) A) CO2. Carbon dioxide absorption is an appropriate indicator of photosynthesis because:_________.A) CO2 is needed to complete the light reactions.B) The energy in CO2 is used to produce ATP and NADPH.C) Plants produce oxygen gas by splitting CO2.D) CO2 is needed to produce sugars in the Calvin cycle. f1(x)=x,f2(x)=x2,f3(x)=4x3x2f _ { 1 } ( x ) = x , \quad f _ { 2 } ( x ) = x ^ { 2 } , \quad f _ { 3 } ( x ) = 4 x - 3 x ^ { 2 } c) ADP ATP. D) break down H2O. . A) They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. C plants produce oxygen gas by splitting CO2. When the carbon dioxide concentration decreases, the color of the indicator solution also changes. B) CO 2 is needed to complete the light reactions. thylakoid membranes E) protects Earth from UV radiation. . We do not see the absorbed wavelengths, only those that are reflected. C) carbon dioxide. The other five remain and are rearranged to form RuBP.) In photosynthesis, the chemiosmotic production of ATP A) requires oxygen. C) H2O. The chloroplast ATP synthase A) is a nucleic acid complex. A) CO2 is needed to produce sugars in the Calvin cycle. a) function in energy transformation. b) glucose, ADP, NADP+, CO2. Cellular respiration: for glycolysis, put G; for citric acid cycle, put CAC; and for electron transport chain, put ETC.Photosynthesis: for light reactions, put L; and for Calvin Cycle CC. Where in the chloroplast is chlorophyll found? Amino Acids enter: G, CAC B) is of benefit to the plant since it breaks down rubisco. . The electrons lost from the reaction center of photosystem I are replaced by electrons from A) CO2. D) mitochondria; chloroplasts E) the bottom of the electron transport chain, E) the bottom of the electron transport chain, Photophosphorylation differs from oxidative phosphorylation in that A) it involves an electron transport chain. the energy in CO 2 is used to produce ATP and NADPH. d) couples the flow of H+ to the phosphorylation of ADP. thylakoid membrane Based on this information, which part of cellular respiration would be stopped if arsenic were ingested? Container A is placed under normal sunlight, B under green light, and C under red light. (SELECT ALL THAT APPLY.). The ATP and NADPH produced during the light reactions are necessary to provide energy and high-energy electrons for the Calvin cycle. AP BIO - Unit 2 Cell Structure & Function, DH 126 Chapter 7 terms- fr 35-78-Soft Tissues, David N. Shier, Jackie L. Butler, Ricki Lewis, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine. The electron transport chains of the light reactions. D) photons. A student exposed two plants to only red light and two plants to only green light. 16) Which of the following statements concerning the role of redox reactions in photosynthesis and or three? B CO2 is needed to produce sugars in the Calvin cycle. If the concentration of carbon dioxide is increased, the rate of photosynthesis will therefore increase. C) CO 2 is needed to produce sugars in the Calvin cycle. B) a starting material for the Calvin cycle. C) Photosystem I functions first in the sequence of steps that make up the light reactions. 200 seconds === minutes, seconds Although the reactions of the Calvin cycle are not directly dependent on light, they usually do not occur at night. B) photorespiration. A) has P700 at its reaction center. Which of the following are produced during the light reactions of photosynthesis? a. Bony labyrinth 54) Photorespiration How many turns of the Calvin cycle are required to produce one molecule of glucose? The containers are observed for a 24-hour period. Anaphase- chromatids separate and create daughter chromosome. . E) a fuel for cellular respiration and a starting material for making other organic molecules. B) transports H+ ions from the stroma to the thylakoid space. Mitochondria differ from chloroplasts in that mitochondria. a) It is often too cold at night for these reactions to take place. a) red. D) production is associated with events taking place on the inner mitochondrial membrane. Which of the following is part of the light reaction? . Purple sulfur bacteria are organisms capable of photosynthesis. E) helps transport H+ against the concentration gradient. What important fact does this argument ignore? . C) Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. CO2 provides the carbon atoms that are incorporated into sugars in photosynthesis. C) Because of their short growth period and self-regeneration, willows are more viable as a source of potential powerthan the trees in most natural forests. Carbon exchange with the atmosphere mostly happens through photosynthesis and respiration. b) a fuel for photosynthesis. D) aerobic respiration. 15) A redox reaction involves the transfer of c) carbon dioxide. e. Membranous labyrinth d) the membrane functions as a mitochondrial membrane but at night. A) occurs when carbon and oxygen from CO2 are incorporated into an organic molecule. A) ATP is not produced during photosynthesis, but only during respiration. The chloroplast ATP synthase C) concentrated in a zone of leaf tissue called the mesophyll. C) hydrocarbons. d) kinetic, Which of the following colors contributes the least energy to photosynthesis? C) energy Which part of the ATP molecule breaks free of the rest when an ATP molecule is used for energy? Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. The light reactions take place in the _________ and the Calvin cycle takes place in the _________. 30) Plant cells are protected from the harmful effects of reactive oxidative molecules by E) absorb more CO2 than the plants under the green light. When chloroplast pigments absorb light, their electrons become excited. cyanobacteria in freshwater and marine ecosystems, Autotrophs that utilize light as their energy source are. b) a free, energized electron. Plants gather the sun's energy with light-absorbing pigments called, The oxygen released into the air as a product of photosynthesis comes from. After reading the paragraph below answer the questions that follow Plants absorb more CO2 than we thought, but Using this value, find the separation distance of the 222 nitrogen atoms. occurs when carbon atoms from CO2 are incorporated into an organic molecule. grana. shuttle electrons along in a series of redox reactions. . . In muscle cells, fermentation produces ____. a) Even though the plant received no visible light, it was able to use the shortwave part of the electromagnetic spectrum (gamma rays and X-rays) to carry out photosynthesis. Fatty Acids enter: CAC, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, David N. Shier, Jackie L. Butler, Ricki Lewis. D) photosystem I. d) Carbon dioxide concentrations decrease at night. A) It takes several minutes for the pigment electrons to become excited. 37) In a photosystem, clusters of chlorophyll a, chlorophyll b, and carotenoid pigments function most The photosynthetic pigment chlorophyll is anchored in the thylakoid membrane. They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. D) levels in the atmosphere have been steadily increasing in the past century. A) is best at absorbing the energy of green light. light What transports electrons from the light reactions to the Calvin Cycle? Small aquatic plants are placed into three containers of water mixed with carbon dioxide. absorb more CO2 than the plants under the green light. Container A is placed under normal sunlight, B under green light, and C under red light. . A) They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. c) potential. E) its enzymes are membrane-bound, D) the final electron acceptor is NADP+ and not oxygen. ) a) quantum. 62) Ozone D) Excitation of the electrons is a very stable state. rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice the number of chloroplasts in the cell decreases as the temperature increases, the rate of oxygen production is greatest in section m. Which of the following activities happens within the stroma? ; thylakoids. She counted the bubbles given off by the plants in each beaker. c) phaser. What is the likely origin of chloroplasts? E) are found on the inner membrane of chloroplasts. NADPH is an electron carrier that picks up electrons in the light reactions and releases them in the Calvin cycle. . You're conducting an experiment to determine the effect of different D) absorption of photons by carotenoids. moderated by photosynthesis, which removes carbon dioxide from the atmosphere. ATP. A) blue because the light independent reaction decreases when there is less light D) They make it possible for the plant to use the Calvin cycle at night. Carbon dioxide absorption is an appropriate indicator of photosynthesis because CO2 is needed to produce sugars in the Calvin cycle. e) Chlorophyll. Match the terms in column A with the descriptions in column B. d. Malleus stroma . c) green. A) H and O both in glucose C) absorb the same amount of CO2 as the plants under the green light. Occurs when carbon atoms from CO2are incorporated into an organic molecule. d) the Calvin cycle is triggered. containers are observed for a 24-hour period. D) The release of energy by the excited electron can be as heat, light, or fluorescence. d) An electron transport chain If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. b) absorb electrons. 7) ________ cells in leaves are specialized for photosynthesis. Browse over 1 million classes created by top students, professors, publishers, and experts. C) is a source of oxygen for cellular respiration. It moves by diffusion through small holes in the underside of the leaf called stomata. B) H2O. Plants, on the other hand, are experts at capturing light energy and using it to make sugars through a process called photosynthesis. would help to alleviate the threat of global greenhouse warming. 48) Mitochondria transfer ________ energy from ________ to ATP; chloroplasts transform ________ C) photons. D) a source of electrons for chemiosmosis. B) glucose A) formation is promoted by CFCs. C) six In the chloroplast, sugars are made in a compartment that is filled with a thick fluid called the____, Chloroplasts contain disklike membranous sacs arranged in stacks called, What is the source of energy that provides the boost for electrons during photosynthesis? Column B He placed a stopper on each test tube and placed them all in the dark for 24 hours. If the Moons spherical surface provided specular reflection, what would it resemble at full moon? Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. She counted the bubbles given off by the plants in each beaker. . Water is necessary because it is the splitting of water molecules that provides plant cells with electrons and a proton to reduce NADP+ to NADPH. two? Plants use sugars as A) a fuel for photophosphorylation. A) cellular respiration. B) are products of the Calvin cycle. D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. You're conducting an experiment to determine the effect of different wavelengths of light on the absorption of carbon dioxide as an indicator of the rate of photosynthesis in aquatic ecosystems. ATP is not produced during photosynthesis, but only during cellular respiration. Exam 2 Flashcards | Chegg.com . B) Chlorophyll a absorbs green light. You've added an indicator to each solution. true or false: organisms on earth are currently classified first as either plant or animal. 2Carbon dioxide absorption is an appropriate indicator of photosynthesis because A the energy in CO2 is used to produce ATP and NADPH. The Era of Jefferson & Madison Vocabulary, NPLEX 2 - Nutrition - Manganese, Molybdenum,, Essential Biology: Chapter 8: Cell Reproducti, II(Bio) Chapter 8: Energy, Enzymes, and Metab, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, Event and Facility Final Chapter 9: Operation. 38) The energy that excites P680 and P700 is supplied by C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to form carbon dioxide.