D) chlorophyll, 14) If you expose a photosynthesizing plant to water that contains both radioactive H and radioactive O, A) CO2 is needed to produce sugars in the Calvin cycle. b) helps produce ATP from the light reactions. C) regeneration of ATP is driven by a flow of protons through an ATP synthase. What transports electrons from the light reactions to the Calvin cycle? Carbon dioxide absorption is an appropriate indicator of photosynthesis because See answer Advertisement AsiaWoerner The process of formation of sugar or carbohydrate by plants is known as photosynthesis. . C) plants produce oxygen gas by splitting CO2. B CO2 is needed to produce sugars in the Calvin cycle. 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? 83) Carbon dioxide absorption isanappropriate indicator ofphotosynthesis because A) plants produce oxygen gasbysplitting CO2. B) chlorophyll a Glycolysis is the only stage of cellular respiration that requires _______ to make ______. Carbon dioxide is particularly influential in regulating pH. DOC Chapter 7 Which of the following statements about the absorption of photons by pigment molecules is true? A) It takes several minutes for the pigment electrons to become excited. Assume the ball is made out of a material that has a linear coefficient of expansion \alpha of 75.2106/C.75.2 \times 10^{-6} /^{\circ} \mathrm{C}.75.2106/C. C) ADP, NADP+, O2 D) levels in the atmosphere have been steadily increasing in the past century. D) They make it possible for the plant to use the Calvin cycle at night. A) moderated by photosynthesis, which removes carbon dioxide from the atmosphere. would help to alleviate the threat of global greenhouse warming. C) provide energy for the citric acid cycle. d) ATP, NADPH, O2, Which of the following are produced during the Calvin cycle? . Greenhouse Gases . D) reduced by the addition of carbon dioxide to the atmosphere, since carbon dioxide removes excess heat from the Earths surface and reflects it back into space. b) methane. C) absorb the same amount of CO2 as the plants under the green light. Bromthymol blue turns from blue to yellow in the presence of CO2. . . . j. Tectorial membrane A student poured a solution of bromthymol blue indicator into three test tubes. Photosynthesis - National Geographic Society Which of the following is part of the light reaction? B) a starting material for the Calvin cycle. Occurs in the cytosol: G e) Chlorophyll. Photosynthetic organisms derive their carbon from For every six molecules of G3P produced, 3 CO2 enter the cycle. They also open to release the oxygen produced by this process. . b. Cochlear duct color of the indicator solution also changes. Because the Calvin cycle requires CO2 to produce sugars, carbon dioxide absorption is an appropriate indicator of photosynthesis. B) Photons raise electrons in pigments to the ground state. The concentration of CO2 will decrease as plants use it in the light-dependent reactions. Does the distribution shown in the figure seem reasonable? The containers are observed for a 24-hour period. D) pass absorbed energy to chlorophyll a. E) catalyze the incorporation of carbon atoms into RuBP. Why does the relationship between metabolic rate and temperature exist? A) stroma D) Only photosystem I is found in the thylakoid membranes. Estimate the mass of the crate. Chapter 7 cramming Flashcards | Quizlet b) orange. 60) Which of the following statements about the greenhouse effect is true? 40) As a result of the cascade of electrons down the electron transport chains of the light reactions, You predict that a side effect of Fat Away will be, Based on your knowledge of the process of photosynthesis, the plant in the container placed under red light would probably. Change the absorbent regularly, on Monday morning for instance. A) electromagnetic 49) Photosynthetic organisms derive their carbon from D) food . . ignore? She then systematically changed the distance from the beaker to the lamp. It is often too cold at night for these reactions to take place. . What is the name given to organisms that can make their own food and thus sustain themselves without consuming organic molecules derived from other organisms? The oxygen released into the air as a product of photosynthesis comes from. B) is broken down by carbon dioxide. She then systematically changed the distance from the beaker to the lamp. Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. stroma . D) the final electron acceptor is NADP+ and not oxygen. B) a propeller on a motorboat. The containers are observed for a 24-hour period. Container A is placed under normal sunlight, B under green light, and C under red light. Telophase and Cytokinesis- division of the cytoplasm. BIO CH. 7 Flashcards by Jessica D | Brainscape E) of little concern, since it is part of the normal cycle for the planet. Match the terms in column A with the descriptions in column B. . She placed one beaker in the shade and the other beaker beside a fluorescent lamp. Anaphase- chromatids separate and create daughter chromosome. 46) The chloroplast ATP synthase C) a windmill. C) is attributable to high CO2 levels. containers are observed for a 24-hour period. Within the plant cell, the water is oxidized, meaning it loses electrons, while the carbon dioxide is reduced, meaning it gains electrons. When does synapsis and crossing-over occur in meiosis? D) Green helps plants blend into their environment as a sort of camouflage. B) pigment. How might global climate change affect the aquifer? A fuel for cellular respiration and a starting material for making other organic molecules. d. 1,000 minutes === hours. BIOL100- Unit2-chapter7-Photosynthesis-LH Flashcards | Quizlet Using this value, find the separation distance of the 222 nitrogen atoms. The containers are observed for a 24-hour period. Energy is never created or destroyed. C) absorption of photons by chlorophyll b ; thylakoids. Elevated atmospheric carbon dioxide concentration (elevated CO 2) is a major component of climate change. A student prepared two beakers with identical sprigs of a water plant as shown below. D) releases CO2 as a by-product. c) Even though it cannot carry out the light reactions, the plant can still produce sugars because the Calvin cycle does not require light. In this drawing of a chloroplast, which structure represents the thylakoid membrane? 8) In most green plants, chloroplasts are A) concentrated in a zone of leaf tissue called the mesophyll. D) Photosynthesis produces O2; respiration produces CO2. in which of the products of photosynthesis will the radioactive H and O show up? . a) they become reduced. B) water. D) H+ . He placed a stopper on each test tube and placed them all in the dark for 24 hours. D) the energy in CO2 is used to produce ATP and NADPH. (One G3P leaves the cycle as an output. E) The greenhouse effect has no direct relationship with the Industrial Revolution of the 1800s. B) lack mitochondria but have chloroplasts. Biology 20 Exam 2 Review Flashcards | Quizlet B) C5H12O6 + 6 O2 + sunlight 5 CO2 + 6 H2O. The ultimate source of all the food we eat and the oxygen we breathe is. a) thylakoid membranes . a) It is often too cold at night for these reactions to take place. strategy? John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, David N. Shier, Jackie L. Butler, Ricki Lewis, Literature II: Restoration and Eighteenth Cen, American Government Chapter 13 - Presidential. B) four . . C) Chlorophyll b primarily uses green light as the source of energy for photosynthesis. 1) Based on your knowledge of the process of photosynthesis, the plant in the container placed under red C) H2O. C) is a source of oxygen for cellular respiration. Photosynthesis - BBC Bitesize D) a fuel for cellular respiration and a starting material for making other organic molecules. You've added an indicator to each solution. 65) Ozone A) formation is promoted by CFCs. the wavelength increases as a plant is placed further away from a light source. C) hydrocarbons. B) Young trees fix carbon at a lower rate per unit mass than old trees. Which of the following statements regarding photosynthesis is false? through an electron transport chain molecule, Global warming due to the greenhouse effect may be. D) provides the cell with a supply of NADPH molecules. D) ultraviolet. d) break down H2O. Which of the following colors contributes the least energy to photosynthesis? 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. Turn off all gas flow when the machine is not in use. A) pass energy to the reaction center. B) CO2 is needed to complete the light reactions. C) energy A) concentrated in a zone of leaf tissue called the mesophyll. In recent decades, the CO 2 fertilizer (such as AGROSOL, a carbon dioxide gas fertilizer) was applied to promote field condition (open space). D) H in glucose and water; O in O2. B) Photosynthesis involves only oxidations, while respiration involves only reductions. b) ATP. Carbon dioxide absorption is an appropriate indicator of photosynthesis because, CO2 is needed to produce sugars in the Calvin cycle, After the reverse osmosis system has been operating for 30 minutes, the solution in tank A would, If you shut off the system and pressure was no longer applied to tank A, you would expect. A) H2O Then, he placed an aquatic plant in two of the test tubes, as shown below. C) passes absorbed energy to chlorophyll a. Produces O2: L C) is attributable to high CO2 levels. Which is hotter-a red star or a blue star? b. plants produce oxygen gas by splitting CO2. After the process is complete, photosynthesis releases oxygen and produces carbohydrate molecules, most commonly glucose. . A student exposed two plants to only red light and two plants to only green light. . Match the following stages of cellular respiration and photosynthesis with the correct characteristics. Which of the following is an example of a photoautotroph? b) nuclear. b) the stoma. b) glucose, ADP, NADP+, CO2. D) carbon dioxide. D) are used in the electron transport chain to pump H+ into the thylakoid space. A student prepared two beakers with identical sprigs of a water plant as shown below. Light energy is required to drive the transfer of the electrons to NADP+. d) electrons from water and energy from sunlight This is the initial step of a complex process leading to the formation of sugars. Produces ATP: L, G, ET , CAC Normal human gametes carry ____ chromosomes. C) Pigments only lose energy in the excitation process. 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. After reading the paragraph, answer the question(s) that follow. Which plant should grow better? B) NADPH is oxidized to NADP+. If the The concentration of CO2 will decrease as plants use it to energizes electrons in the electron transport system. B) are found in the roots of plants. albinism, -a lot of different genes influence 1 -ex. > >U bjbj 7 L T 8 $ , , ? because photosynthesis decreases as a plant is moved further away from a light source 6) In most green plants, chloroplasts are. c) green. D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. After reading the paragraph below answer the questions that follow A) NADPH is reduced to NADP+. B) glucose Water that is filtered out of the blood by the kidneys is returned to the body through the action of aquaporins. B) They allow the plant to fix carbon more efficiently under conditions of low atmospheric CO2. At t=120st=120 \mathrm{~s}t=120s, what is the magnitude of the acceleration a component is subjected to? In which of the following organelles does photosynthesis take place? C) does not have a reaction center. NADPH is an electron carrier that picks up electrons in the light reactions and releases them in the Calvin cycle. B) The greenhouse effect is exacerbated by the use of fossil fuels. B) ethylene glycol PDF LAB ACTIVITY: GETTING TO KNOW CO - National Oceanic and Atmospheric photosynthetic prokaryotes that lived inside eukaryotic cells, Photophosphorylation during photosynthesis differs from oxidative phosphorylation during cellular respiration in that. thylakoid membranes. D) absorb more CO2 than the plants under the green light. a) CO2 is needed to complete the light reactions. a) electrons from carbon dioxide and energy from ATP. absorption of carbon dioxide as an indicator of the rate of photosynthesis in aquatic ecosystems. The full range of electromagnetic energy is called the ________ spectrum. D) cristae. 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. A) Photosynthesis involves only reductions, while respiration involves only oxidations. 5. light would probably Which of the following are photoautotrophs? C) occurs during the light reactions. The driving force behind electron transport chain is ____________. 2003-2023 Chegg Inc. All rights reserved. Photosynthesis and cellular respiration both contain electron transport chains.This answer is correct. C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to form carbon dioxide. C) absorb electrons. D) photosystem I. What is the likely origin of chloroplasts? Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. D) of little concern, since it is part of the normal cycle for the planet. 31) A packet of light energy is called a The containers are observed for a 24-hour period. d) Glucose (C6H12O6) C) are located on the inner membrane of the chloroplast. A) one At the same time other chemical changes may occur, which form additional colors through the development of red anthocyanin pigments. Light reactions are located in the thylakoid membrane because _____. Passive transport requires an input of energy from the cell. 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. CO2 is needed to produce sugars in the Calvin cycle. A) ATP is not produced during photosynthesis, but only during respiration. B) Photosynthesis involves only oxidations, while respiration involves only reductions. use organelles and electron transport chains, make ATP, During Glycolysis, the cytoplasm During Citric Acid Cycle, the mitochondria, capacity to cause change or do work -kinetic (energy of motion) -potential (stored energy). In addition, glyceraldehyde-3-phosphate (G3P), a three-carbon molecule, is shunted off the cycle for glucose synthesis. The greenhouse effect is exacerbated by the use of fossil fuels. C) light . When the carbon dioxide concentration decreases, the C) photon. C) three B) thylakoid membranes e) reduction of CO2. Photosynthesis occurs in chloroplasts and cellular respiration occurs in mitochondria.This answer is correct. 61) It has been argued that cutting old-growth forests and replacing them with plantations of young trees b) electrons from water and energy from ATP. C) provide energy to Photosystem I and Photosystem II. Carbon dioxide absorption is an appropriate indicator of photosynthesis because. Occurs in a plant cell: L, G, ETC, CC, CAC E) Burning wood contributes more to acid rain than burning fossil fuels. C) cytoplasm . D) is a result of the oxidation of glucose. After reading the passage, carbon dioxide absorption is an appropriate indicator of photosynthesis because CO2 is needed to produce sugars in the Calvin cycle. -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. B) The greenhouse effect is exacerbated by the use of fossil fuels. c) the membrane brings chlorophyll closer to the light. , Why are there less air bubbles as the plant is place further away from the light source versa. Solved After reading the paragraph below, answer the | Chegg.com B) are products of the Calvin cycle. . D) absorb less CO2 than the plants under green light. c) potential. The containers are observed for a 24-hour period. C) regeneration of ATP is driven by a flow of protons through an ATP synthase. stroma. C) Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. 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. The containers are observed for a 24-hour period. cyanobacteria in freshwater and marine ecosystems, Autotrophs that utilize light as their energy source are. B) red functions is linearly dependent or linearly independent on C) reduced by the burning of fossil fuels, which removes oxygen from the atmosphere. C) regeneration of NADP+ Then, he placed an aquatic plant in two of the test tubes, as shown below. What type of gas would you expect to find in these bubbles? The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to make glucose or other organic molecules. Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. D) catalyze the incorporation of carbon atoms into RuBP. A) mitochondria that had a mutation for photosynthesis B) photosynthetic prokaryotes that lived inside eukaryotic cells C) a combination of mitochondria and Golgi bodies D) prokaryotes with photosynthetic mitochondria E) eukaryotes that engulfed photosynthetic fungi, B) photosynthetic prokaryotes that lived inside eukaryotic cells. b) a free, energized electron. Which of the following are produced during the Calvin cycle? Photorespiration A) is an evolutionary relic from when atmospheric O2 levels were low and did not interfere with rubisco. This recombination of maternal and paternal genetic material is a key feature of meiosis. Which of the following are produced during the Calvin cycle? respiration in that 39) The electron transport chains of the light reactions A) chlorofluorocarbons b) is a nucleic acid complex. Chapter 7 complied questions Flashcards | Quizlet From your recent physics class you estimate that the static and kinetic coefficients of friction are 0.80.80.8 and 0.40.40.4 for the boy's shoes, and 0.50.50.5 and 0.20.20.2 for the crate. 5) What is the likely origin of chloroplasts? C) Chlorophyll b primarily uses green light as the source of energy for photosynthesis. Tube 2 will turn yellow as carbon dioxide is produced during cellular respiration. B) chloroplasts; mitochondria Each preferentially absorbs slightly different wavelengths of light. Plants gather the sun's energy with light-absorbing pigments called, The oxygen released into the air as a product of photosynthesis comes from. Which of the following are produced during the Calvin cycle? 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? Small aquatic plants are placed into three containers of water mixed with carbon dioxide. Container A is placed under normal sunlight, B under green light, and C under red light. c) is found in the stroma. Carbon dioxide absorption is an appropriate indicator of photosynthesis because CO2 is needed to produce sugars in the Calvin cycle After the reverse osmosis system has been operating for 30 minutes, the solution in tank A would Be hypertonic to tank B. A) cyanobacteria in freshwater and marine ecosystems. During meiosis, segments of nonsister chromatids can trade places. ATP is not produced during photosynthesis, but only during cellular respiration. ________ cells in leaves are specialized for photosynthesis. You're conducting an experiment to determine the effect of different wavelengths of light on the 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. A) stroma . B CO2 is needed to produce sugars in the Calvin cycle . Carbon dioxide absorption is an appropriate indicator of photosynthesis Which part of the ATP molecule breaks free of the rest when an ATP molecule is used for energy? 62) The greenhouse effect is A) reduced by photosynthesis, which removes carbon dioxide from the atmosphere. Which of the following colors contributes the least energy to photosynthesis? 55) What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 A) two D) Most of the young trees would die within a few years. C) photons. 36) Clusters of light-gathering pigments in a photosystem This drives the reactions to form ATP and NADPH. In muscle cells, fermentation produces ____. B) H+ . C) Photosynthesis consumes CO2; respiration consumes O2. A) cellular respiration. Correct Answer: CO2 is needed to produce sugars in the Calvin cycle. D) the top of the electron transport chain. A student poured a solution of bromthymol blue indicator into three test tubes. kinetic A) mitochondria. c) oxygen. Sunlight is a type of ________ energy. nucleus B) transports H+ ions from the stroma to the thylakoid space. a) electromagnetic E) absorb more CO2 than the plants under the green light. E) They allow the plant to avoid photorespiration by producing a four-carbon sugar in place of glucose. c) ADP ATP. nuclear. B) the breaking of glucose bonds. B) produce organic molecules from inorganic molecules, Which of the following is an example of a photoautotroph? d) 3 CO2 a three-carbon molecule. B) donation of excited electrons by chlorophyll b to a primary electron acceptor The other five remain and are rearranged to form RuBP.) They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to form carbon dioxide. A) Forests play too minor a role in global CO2 dynamics, which are affected far more by marine algae. a) pass energy to the reaction center. What do plants do with the sugar they produce in photosynthesis. Bio chapter 7, test 6.7 Flashcards | Quizlet centers were inactivated by a toxin? . NADP+ is required for photosynthesis because it _____. Which is the most immediate source of energy for making most of the ATP in your cells ? See answer Advertisement amrendrachoubay456 Answer: During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. . The electron transport chains of the light reactions A) are located in the stroma. a) Each preferentially absorbs slightly different wavelengths of light. D. CO is needed to produce sugars in the Calvin cycle. Which of the following are produced during the light reactions of photosynthesis? NADP+ is reduced during the light reactions, and these electrons are later used to reduce CO2 to glucose in the Calvin cycle. D) red. Kidney failure and decreased urine production are due to increased numbers of aquaporins. The light reactions take place in the _________ and the Calvin cycle takes place in the _________. Which of the following statements describes what happens in the photosystems? Then, the students place the test tube under a light and slowly increase the temperature of the water. d. Malleus A) inner membrane; outer membrane A) Chlorophyll a is found in photosystem I and chlorophyll b in photosystem II. thylakoid membranes B) transports H+ ions from the stroma to the thylakoid space. c) have photosynthetic pigments. (SELECT ALL THAT APPLY.). 23) Carbon fixation b) orange, red, and violet. 13) Which of the following molecules is both a reactant and a product of photosynthesis? d) fluorescence. E) CO2 energizes electrons in the electron transport system stroma, 20) Which of the following are produced during the light reactions of photosynthesis? Involves lights: L B) Each preferentially absorbs slightly different wavelengths of light. B) concentrated in the stomata. Container A is placed under normal sunlight, B under green light, and C under red light. Cellular Respiration uses them to produce ATP, CO2, and O2, Photosynthesis uses CO2 and H2O to convert sunlight into glucose and O2, Interphase- all cells make new molecules and organelles, Prophase-two sister chromatids joined together; in cytoplasm-spindle microtubules, Metaphase- microtubules attach to the sister chromatids and pull toward opposite polls. B) grizzly bears in Alaska. A) ATP is not produced during photosynthesis, but only during respiration. Carbon dioxide initially combines with RuBP, and RuBP is regenerated to continue the Calvin cycle. Plants use sugars as A) a fuel for photophosphorylation. Although the reactions of the Calvin cycle are not directly dependent on light, they usually do not occur at night. This is why plants need to take in carbon dioxide. D) the energy in CO2 is used to produce ATP and NADPH. You've added an indicator to each solution. B) ATP. 63) Which of the following statements about the greenhouse effect is true? You see the boy next door trying to push a crate down the sidewalk.