d) forms part of photosystem II. Hall, William C. Rose. How do the reaction centers of photosystem I and II differ? D) the same as the equation for glycolysis written in reverse. 8) CO2 enters and O2 escapes from a leaf via, 9) In the chloroplast, sugars are made in a compartment that is filled with a thick fluid called the, 10) Chloroplasts contain disklike membranous sacs arranged in stacks called, 11) Where is chlorophyll found in a plant cell? Name two environmental leaders associated with each of these philosophies. A centrifuge used to subject engineering components to high acceleration has a radius of 8m8 \mathrm{~m}8m. It starts from rest at t=0t=0t=0, and during its two-minute acceleration phase it is programmed so that its angular acceleration is given as a function of time in seconds by =0.1920.0016trad/s2\alpha=0.192-0.0016 t \mathrm{rad} / \mathrm{s}^2=0.1920.0016trad/s2. B) produce organic molecules from inorganic molecules. . Occurs when carbon atoms from CO2are incorporated into an organic molecule. > >U bjbj 7 L T 8 $ , , ? NADH The light reactions of photosynthesis use _____ and produce _____. 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. A) carbon fixation a) ADP, NADP+, O2. It has been argued that cutting old-growth forests and replacing them with plantations of young trees would help to alleviate the threat of global greenhouse warming. a) quantum. D) produces glucose. food . Destroying the H+ gradient that allows ATP synthase to work. C) Photosynthesis consumes CO2; respiration consumes O2. Plants appear green as they absorb these colors and reflect mostly green light. e) Chlorophyll. E) found throughout the plant. 43) Photosystem II What do plants do with the sugar they produce in photosynthesis. . A) ATP is not produced during photosynthesis, but only during cellular respiration. b) G3P (C3H6O3) . C) eat other organisms that use light energy to make food molecules. Turn off all gas flow when the machine is not in use. absorb more CO2 than the plants under the green light. thylakoid membrane b. . A) power sugar synthesis during the Calvin cycle. C) plants produce oxygen gas by splitting CO2. At the same time other chemical changes may occur, which form additional colors through the development of red anthocyanin pigments. D) Photosystem II does not transfer electrons from photons. c. 2 days ==\ldots= minutes A) mitochondria. C) Photosynthesis consumes CO2; respiration consumes O2. d) kinetic, Which of the following colors contributes the least energy to photosynthesis? D) cristae. B) glucose, ADP, NADP+, CO2 D) chemiosmosis. a) the enzymes involved require a lipid bound to their active site. Occurs in the chloroplast: CC, L Occurs in the mitochondria: CAC, ETC c) glucose, ADP, NADP+. Which of the following statements regarding photosynthesis is false? If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. Match the terms in column A with the descriptions in column B. C) regeneration of ATP is driven by a flow of protons through an ATP synthase. 17) What is the source of energy that provides the boost for electrons during photosynthesis? 41) The electrons lost from the reaction center of photosystem I are replaced by electrons from After reading the paragraph, answer the question(s) that follow. D) chlorophyll. The synthesis of ATP from ADP and a phosphate group. NADP+ is reduced during the light reactions, and these electrons are later used to reduce CO2 to glucose in the Calvin cycle. c) blue, red, and violet. What is the role of oxygen in cellular respiration? Produces ATP: L, G, ET , CAC B) Chlorophyll a absorbs green light. c. CO2 is needed to produce sugars in the Calvin cycle. b) contain protein but not lipids A) electrons passing down the electron transport chain. a) NADP+ NADPH. C) Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. Any substance that inhibits the transportation of oxygen from the lungs affects _____________. A) CO2 is needed to produce sugars in the Calvin cycle. solution. ________ to the thylakoid compartment, generating a concentration gradient of ________. A) quantum. Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. c) CO2 is needed to produce sugars in the Calvin cycle. Bromthymol blue turns from blue to yellow in the presence of CO2. stroma. During what phase of meiosis does recombination occur? b) orange. . You call to ask the boy his mass, and he replies "50 kg." d) reduction of NADP+. Plants use sugars as : What is the purpose of test tube #1 that does not contain a plant? B) Photosynthesis is ultimately powered by light energy and respiration by the chemical energy of fuel molecules. D) the energy in CO2 is used to produce ATP and NADPH. Carbon dioxide initially combines with RuBP, and RuBP is regenerated to continue the Calvin cycle. 59) Global warming due to the greenhouse effect may be spotted flower/blood type, -1 gene influences multiple traits -ex. CO2 is needed to produce sugars in the Calvin cycle. Think carefully about the fission process. She counted the bubbles given off by the plants in each beaker. d) 3 CO2 a three-carbon molecule. . What happened to the energy that was stored in your gastank after your lawnmower comes to a stop as a resultof running out of gas? a. rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice B) glucose, ADP, NADP+, CO2 When the carbon dioxide concentration decreases, the color of the indicator solution also changes. . E) are found on the inner membrane of chloroplasts. D) carbon dioxide. B) green A) Chlorophyll a is found in photosystem I and chlorophyll b in photosystem II. g. Scala tympani 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? occurs when carbon atoms from CO2 are incorporated into an organic molecule. D) CO2isneeded tocomplete the light reactions. hot, moistb. Based on this information, which part of cellular respiration would be stopped if arsenic were ingested? Which of the following statements regarding photosynthesis is false? Which of the following colors contributes the least energy to photosynthesis? Explain. What do CR and photosynthesis have in common? The She then systematically changed the distance from the beaker to the lamp. Which of the following graphs represents the effect of increasing light intensity on the rate of photosynthesis? E) a fuel for cellular respiration and a starting material for making other organic molecules. You can specify conditions of storing and accessing cookies in your browser. D) green, 28) Of the following wavelengths of light, which would you expect to be reflected or transmitted by because photosynthesis decreases as a plant is moved further away from a light source Which of the following are produced by reactions that take place in the thylakoids and consumed by reactions in the stroma? Container A is placed under normal sunlight, B under green light, and C under red light. Mitochondria differ from chloroplasts in that mitochondria. What is the role of NADP+ in photosynthesis? Which of the following statements about the absorption of photons by pigment molecules is true? A) occurs when carbon atoms from CO2 are incorporated into an organic molecule. c) glucose, ADP, NADP+. Two turns of the Calvin cycle can lead to the production of one molecule of glucose as the three-carbon precursor, glyceraldehyde-3-phosphate, is produced with each turn of the cycle. B) food . B) Young trees fix carbon at a lower rate per unit mass than old trees. nucleus 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. C plants produce oxygen gas by splitting CO2. Unlike cellar respiration, photosynthesis occurs in. e) RuP. Clusters of light-gathering pigments in a photosystem D) requires the input of NADPH. C) light . 42) The electrons lost from the reaction center of photosystem II are replaced by electrons from The conversion of NADP+ to NADPH occurs with the assistance of _____. What are three factors that affect the rate of photosynthesis? A) blue Carbon dioxide absorption is an appropriate indicator of photosynthesis because Selected Answer: CO2 is needed to produce sugars in the Calvin cycle. a) red. 68) Carbon dioxide absorption is an appropriate indicator of photosynthesis because 68) A) the energy in CO 2 is used to produce ATP and NADPH. E) Burning wood contributes more to acid rain than burning fossil fuels. A) is best at absorbing the energy of green light. . A) They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. containers are observed for a 24-hour period. concentrated in a zone of leaf tissue called the mesophyll. A) Plants require carbon dioxide, water, and sunlight to make glucose. Container A is placed under normal sunlight, B under green light, and C under red light. C) Photosystem I functions first in the sequence of steps that make up the light reactions. Mitochondria transfer ________ energy from ________ to ATP; chloroplasts transform ________ energy into the chemical energy of ATP. 64) It has been argued that cutting old-growth forests and replacing them with plantations of young trees would help to alleviate the threat of global greenhouse warming. Kidney failure and decreased urine production are due to increased numbers of aquaporins. A) CO2. 3. 15) A redox reaction involves the transfer of nuclear. When does synapsis and crossing-over occur in meiosis? b) absorb electrons. E) uses noncyclic electron flow to capture energy in glucose. D CO2 is needed to complete the light reactions. . f1(x)=x,f2(x)=x2,f3(x)=4x3x2. C) is done by the Calvin cycle. c) the Calvin cycle. The energy to run the Calvin cycle is produced. 27) Which of the following colors contributes the least energy to photosynthesis? C) Pigments only lose energy in the excitation process. c) NADPH d) Glucose (C6H12O6) c. External acoustic meatus b) While it did have access to light before you left, the plant stored energy in the form of sugars or starch, and it was able to derive energy from those during your vacation. grana . The water to reverse flow from tank B to tank A. The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to make glucose or other organic molecules. A) cyanobacteria in freshwater and marine ecosystems. A) reduced by photosynthesis, which removes carbon dioxide from the atmosphere. 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. photosynthetic prokaryotes that lived inside eukaryotic cells, Photophosphorylation during photosynthesis differs from oxidative phosphorylation during cellular respiration in that. You've added an indicator to each solution. D) are used in the electron transport chain to pump H+ into the thylakoid space. C) hydrocarbons. Container A is placed under normal sunlight, B under green light, and C under red light. CO2 provides the carbon atoms that are incorporated into sugars in photosynthesis. B) potential B) Photosynthesis involves only oxidations, while respiration involves only reductions. h. Scala vestibuli cool, moistc. In muscle cells, fermentation produces ____ lactate and NAD+ In fermentation _____ is reduced and _____ is oxidized. versa. D) production is associated with events taking place on the inner mitochondrial membrane. 56) The ultimate source of all the food we eat and the oxygen we breathe is Produces molecules of NADPH: L A) ATP is not produced during photosynthesis, but only during respiration. D) photons. 48) Mitochondria transfer ________ energy from ________ to ATP; chloroplasts transform ________ B) made worse by photosynthesis, which adds carbon dioxide to the atmosphere. You see the boy next door trying to push a crate down the sidewalk. A) It takes several minutes for the pigment electrons to become excited. B) ethylene glycol D) a spring. CO2 provides the carbon atoms that are incorporated into sugars in photosynthesis. b. Cochlear duct After reading the paragraph, answer the question(s) that follow. A) glucose, ADP, NADP+ . Chlorophyll b and carotenoids A) are best at absorbing the energy of green light. What provides electrons for the light reactions? 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 } If you shut off the system and pressure was no longer applied to tank A, you would expect E) The greenhouse effect has no direct relationship with the Industrial Revolution of the 1800s. E) thylakoids; stroma a) NADPH recycling. b) ATP. E) are used in the electron transport chain to pump H+ into the thylakoid space. D) mitochondria; chloroplasts C) The greenhouse effect will decrease the average temperature of the planet. stroma . . 3 minutes ==\quad= seconds thylakoid membranes. The chloroplast ATP synthase A) is a nucleic acid complex. b) orange, red, and violet. two? A) is a nucleic acid complex. Browse over 1 million classes created by top students, professors, publishers, and experts. At some point, another. c) a source of electrons for chemiosmosis. Where is chlorophyll found in a plant cell? Plants, on the other hand, are experts at capturing light energy and using it to make sugars through a process called photosynthesis. d) carbon monoxide. ; thylakoids. C) a source of electrons for chemiosmosis. D) Green helps plants blend into their environment as a sort of camouflage. stroma . The light reactions occur in the ________, while the Calvin cycle occurs in the ________. Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. A) carbon fixation B) reduction of carbon C) addition of electrons and protons to carbon D) regeneration of NADP+ E) formation of waste products in the form of O2, E) formation of waste products in the form of O2, Carbon fixation A) occurs when carbon and oxygen from CO2 are incorporated into an organic molecule. 51) To produce one glucose, the Calvin cycle needs to be run through ________ time(s). C) a windmill. NADPH is an electron carrier that picks up electrons in the light reactions and releases them in the Calvin cycle. moderated by photosynthesis, which removes carbon dioxide from the atmosphere. B) chlorophyll. 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. Carbon dioxide absorption is an appropriate indicator of photosynthesis because. 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. Carbon dioxide is one of the reactants in photosynthesis. Glycolysis is the only stage of cellular respiration that requires _______ to make ______. Which of the following statements concerning the role of redox reactions in photosynthesis and cellular respiration is true? 5) What is the likely origin of chloroplasts? Photorespiration A) is an evolutionary relic from when atmospheric O2 levels were low and did not interfere with rubisco. A) Plants require carbon dioxide, water, and sunlight to make glucose. Occurs in the cytosol: G Plant cells A) lack mitochondria and chloroplasts. l. Tympanic membrane (eardrum) B) water. You've added an indicator to each solution. Carbon dioxide absorption is an appropriate indicator of photosynthesis because CO2 is needed to produce sugars in the Calvin cycle. D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. A) Photosynthesis involves only reductions, while respiration involves only oxidations. Photosynthesis occurs in chloroplasts and cellular respiration occurs in mitochondria.This answer is correct. B) C5H12O6 + 6 O2 + sunlight 5 CO2 + 6 H2O. The plants in the red light because chlorophyll absorbs red light. Change absorbent whenever the color change indicates exhaustion. D) The greenhouse effect will decrease the average temperature of the planet. centers were inactivated by a toxin? If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. D) photosystem I. B) They allow the plant to fix carbon more efficiently under conditions of low atmospheric CO2. 8) In most green plants, chloroplasts are A) concentrated in a zone of leaf tissue called the mesophyll. . B) four strategy? H+ A) absorb no CO2. B) Burning fossil fuels release carbon dioxide that was removed from the atmosphere millions of years ago. 2. cyanobacteria in freshwater and marine ecosystems, Autotrophs that utilize light as their energy source are. Which of the following are produced during the light reactions of photosynthesis? Plant cells are protected from the harmful effects of reactive oxidative molecules by. C) a carotenoid a. c) is found in the stroma. the interval (,)(-\infty, \infty)(,). B) CO2 is needed to complete the light reactions. This is the initial step of a complex process leading to the formation of sugars. C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to form carbon dioxide. Involves lights: L the wavelength increases as a plant is placed further away from a light source. She placed one beaker in the shade and the other beaker beside a fluorescent lamp. D) four, 64) Which of the following has been a major source of ozone destruction over the past 50 years?
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