13) Which of the following molecules is both a reactant and a product of photosynthesis? Clusters of light-gathering pigments in a photosystem cool, moistc. The containers are observed for a 24-hour period. Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator solution. b) FADH2 D) the bottom of the electron transport chain. You can specify conditions of storing and accessing cookies in your browser. At the same time other chemical changes may occur, which form additional colors through the development of red anthocyanin pigments. Turn off all gas flow when the machine is not in use. D) provides the cell with a supply of NADPH molecules. shuttle electrons along in a series of redox reactions. In developed countries, CO 2 was first applied to cucumbers, tomatoes, and salads (western-style mixed vegetables) in greenhouse (enclosed space). If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. B) photorespiration. would help to alleviate the threat of global greenhouse warming. It has increased from the pre-industrial level of 280 mol mol -1 in 1750 to c. 400 mol mol -1 at present and is expected to increase to c. 900 mol mol -1 by the end of the 21st century. B) electromagnetic A plant that uses CAM photosynthesis is most likely to be successful in what type of environment?a. B) Each preferentially absorbs slightly different wavelengths of light. ) 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 a) NADH b) FADH2 c) NADPH . Photorespiration A) is an evolutionary relic from when atmospheric O2 levels were low and did not interfere with rubisco. -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. 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) is analogous to the production of ATP in mitochondria. Hall, William C. Rose. B) two a. Which of the following is part of the light reaction? The driving force behind electron transport chain is ____________. Any substance that inhibits the transportation of oxygen from the lungs affects _____________. Using this value, find the separation distance of the 222 nitrogen atoms. c) blue, red, and violet. A) stroma . Browse over 1 million classes created by top students, professors, publishers, and experts. Although the reactions of the Calvin cycle are not directly dependent on light, they usually do not occur at night. b) glucose, ADP, NADP+, CO2. C) Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. B) photosynthesis. . C) carotenoids. 48) Mitochondria transfer ________ energy from ________ to ATP; chloroplasts transform ________ B) Chlorophyll a absorbs green light. These sugar molecules contain the energy that living things need to survive. the final electron acceptor is NADP+ and not oxygen. Which of the following is part of the light reaction? 5. d) 3 CO2 a three-carbon molecule. A) cellular respiration. This site is using cookies under cookie policy . b) a free, energized electron. B) CO 2 is needed to complete the light reactions. C) Photosynthesis consumes CO2; respiration consumes O2. D) Only photosystem I is found in the thylakoid membranes. a) function in energy transformation. Container A is placed under normal sunlight, B under green light, and C under red light. 31) A packet of light energy is called a ; thylakoids. c) electrons from carbon dioxide and energy from sunlight. b. Contain membrane folds called cristae, whereas chloroplasts contain disk-like vesicles in stacks called grana. a) electromagnetic Chlorophyll is found in the __________ of chloroplasts. The sodium concentration in a cell is 10 times less than the concentration in the surrounding fluid. Plant cells A) lack mitochondria and chloroplasts. C) H2O. Which of the following are produced during the Calvin cycle? 200 seconds === minutes, seconds B) Photosynthesis is ultimately powered by light energy and respiration by the chemical energy of fuel molecules. Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. The containers are observed for a 24-hour period. e. Membranous labyrinth The electrons lost from the reaction center of photosystem I are replaced by electrons from A) CO2. A) formation is promoted by CFCs. . through an electron transport chain molecule, Global warming due to the greenhouse effect may be. c) the Calvin cycle. B) is of benefit to the plant since it breaks down rubisco. The energy that excites P680 and P700 is supplied by A) electrons passing down the electron transport chain. A) inner membrane; outer membrane 17) What is the source of energy that provides the boost for electrons during photosynthesis? B) is of benefit to the plant since it breaks down rubisco. (SELECT ALL THAT APPLY.). If the Moons spherical surface provided specular reflection, what would it resemble at full moon? a stop codon is introduced prematurely, therefore making the protein shorter, the DNA has changed, but the new codon codes for the same amino acid, a nucleotide was deleted, thereby shifting the codons, -both genes are expressed -ex. E) Photosynthesis involves both reduction and oxidation, while respiration involves only oxidation. D) the final electron acceptor is NADP+ and not oxygen. B) Photosynthesis involves only oxidations, while respiration involves only reductions. d) couples the flow of H+ to the phosphorylation of ADP. like C) Chlorophyll b primarily uses green light as the source of energy for photosynthesis. See answer Advertisement amrendrachoubay456 Answer: Which figure depicts an animal cell placed in a solution hypotonic to the cell? B) are found at the reaction center. Students in a biology class conduct an experiment to determine the effect of temperature on the rate of photosynthesis in a plant. D) provides the cell with a supply of NADPH molecules. C) They allow the plant to fix carbon more efficiently in dim or cool conditions. d) Photosystem I functions first in the sequence of steps a) Each preferentially absorbs slightly different wavelengths of light. A) glucose, ADP, NADP+ You could distinguish a granum from an inner mitochondrial membrane because the granum, but not the inner mitochondrial membrane, would _____. d) fluorescence. 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. . 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. E) Burning wood contributes more to acid rain than burning fossil fuels. What is the likely origin of chloroplasts? photosynthetic prokaryotes that lived inside eukaryotic cells, Photophosphorylation during photosynthesis differs from oxidative phosphorylation during cellular respiration in that. The containers are observed for a 24-hour period. C) plants produce oxygen gas by splitting CO2. 2) Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) ATP is not produced during photosynthesis, but only during respiration. B) food . After the process is complete, photosynthesis releases oxygen and produces carbohydrate molecules, most commonly glucose. After reading the paragraph, answer the question(s) that follow. 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. b) H2O- Water. This transforms the water into oxygen and the carbon dioxide into glucose. At some point, another. d) 3 CO2 a three-carbon molecule 16) Which of the following statements concerning the role of redox reactions in photosynthesis and How do the reaction centers of photosystem I and II differ? b) The Calvin cycle depends on products of the light reactions. When the carbon dioxide concentration decreases, the color of the indicator solution also changes. | : : O " ) " e 0 . Which is the most immediate source of energy for making most of the ATP in your cells ? D) are used in the electron transport chain to pump H+ into the thylakoid space. What is the role of oxygen in cellular respiration? She placed one beaker in the shade and the other beaker beside a fluorescent lamp. D) of little concern, since it is part of the normal cycle for the planet. b) orange, red, and violet. . The primary function of light absorption by photosystems I and II is to produce _____. C) cellular respiration 3. What provides electrons for the light reactions? b) The Calvin cycle depends on products of the light reactions. What does not occur during the Calvin Cycle? 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. Convert: E) a fuel for cellular respiration and a starting material for making other organic molecules. The stomata open to absorb the carbon dioxide needed to perform photosynthesis. What important fact does this argument ignore? How many "turns" of the Calvin Cycle are required to produce 1 molecule of glucose? Plant leaves are also able to absorb and release water through the stomata. d) Glucose (C6H12O6) The containers are observed for a 24-hour period. d. the energy in CO2 is used to produce ATP and NADPH. 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. Change the absorbent regularly, on Monday morning for instance. d) blue. A) play a role in glucose synthesis by plants. A) visible nucleus What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 strategy? B) H in glucose; O in water The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to make glucose or other organic molecules. D) a spring. The electron transport chains of the light reactions A) are located in the stroma. E) All photosynthetic pigments are colored green. Within the plant cell, the water is oxidized, meaning it loses electrons, while the carbon dioxide is reduced, meaning it gains electrons. pyruvate . Small aquatic plants are placed into three containers of water mixed with carbon dioxide. E) its enzymes are membrane-bound, D) the final electron acceptor is NADP+ and not oxygen. ) true or false: organisms on earth are currently classified first as either plant or animal. A) power sugar synthesis during the Calvin cycle. D) Most of the food humans eat can be traced back to photosynthetic plants. c) Even though it cannot carry out the light reactions, the plant can still produce sugars because the Calvin cycle does not require light. Distinguish between utilitarian conservation and biocentric preservation. 83) Carbon dioxide absorption isanappropriate indicator ofphotosynthesis because A) plants produce oxygen gasbysplitting CO2. Small aquatic plants are placed into three containers of water mixed with carbon dioxide. d) the membrane functions as a mitochondrial membrane but at night. D) Most of the young trees would die within a few years. In which of the following organelles does photosynthesis take place? c) blue, red, and violet. 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? It is well established that as CO 2 in the atmosphere . Although the reactions of the Calvin cycle are not directly dependent on light, they usually do not occur at night. 38) The energy that excites P680 and P700 is supplied by a) forms NADPH to be used in the Calvin cycle. D) red. CO2 is needed to produce sugars in the Calvin cycle. c) Carbon dioxide (CO2) When the carbon dioxide concentration decreases, the C) couples the flow of H+ to the phosphorylation of NADP+. The synthesis of ATP from ADP and a phosphate group. Which of the following are photoautotrophs? CO2 provides the carbon atoms that are incorporated into sugars in photosynthesis. The light reactions occur in the ________, while the Calvin cycle occurs in the ________. D) the final electron acceptor is NADP+ and not oxygen. In this drawing of a chloroplast, which structure represents the thylakoid membrane? C) H+ . C) carbon dioxide The containers are observed for a 24-hour period. What important fact does this argument ignore? Which of the following are produced during the light reactions of photosynthesis? E) thylakoids; stroma c) the production of sugars. . The containers are observed for a 24-hour period. . Answer: E Topic: 7.6 Skill: Application. C) plants produce oxygen gas by splitting CO2. D) is a result of the oxidation of glucose. states that allele pairs separate or segregate during gamete formation, and randomly unite at fertilization, the inheritance of one character has no effect on the inheritance of another, Is hydrolyzed to ADP, loses a third phosphate group. because cellular respiration decreases when there is less ligh 12) The oxygen released into the air as a product of photosynthesis comes from On one strand of DNA, one nucleotide is linked to the next through _____. b. plants produce oxygen gas by splitting CO2. D) releases CO2 as a by-product. 16) If you expose a photosynthesizing plant to water that contains both radioactive H and radioactive O, in which of the products of photosynthesis will the radioactive H and O show up? Formation of waste products in the form of O2. You've added an indicator to each solution. c) carbon dioxide. A) Chlorophyll a reflects green light. The chloroplast ATP synthase For every six molecules of G3P produced, 3 CO2 enter the cycle. D. CO is needed to produce sugars in the Calvin cycle. C) H2O. D) absorb more CO2 than the plants under the green light. The Pasteur effect shows that yeast consume glucose at a higher rate under anaerobic conditions than under aerobic conditions. c) light. A) Photosynthesis involves only reductions, while respiration involves only oxidations. The Photosynthetic organisms derive their carbon from D) mushrooms . n the light reaction, clusters of chlorophyll a, chlorophyll b, and carotenoid pigments function most like. 1. C) Excitation of the electrons is a very stable state. , t 1) Based on your knowledge of the process of photosynthesis, the plant in the container placed under red C plants produce oxygen gas by splitting CO2. d) G3P. Guard cells. D) cristae. How might global climate change affect the aquifer? D) Green helps plants blend into their environment as a sort of camouflage. C) NADP+ is reduced to NADPH. concentrated in a zone of leaf tissue called the mesophyll. C) absorb the same amount of CO2 as the plants under the green light. If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. electrons B) Each preferentially absorbs slightly different wavelengths of light. C) H in water; O in glucose thylakoid membrane solution. C) is a source of oxygen for cellular respiration. 8) In most green plants, chloroplasts are A) concentrated in a zone of leaf tissue called the mesophyll. D) carbon dioxide. 43) Photosystem II The light reactions take place in the _________ and the Calvin cycle takes place in the _________. Plants, on the other hand, are experts at capturing light energy and using it to make sugars through a process called photosynthesis. When the carbon dioxide concentration decreases, the color of the indicator solution also changes. . . rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice d) couples the flow of H+ to the phosphorylation of ADP. b) Chlorophyll a is found in photosystem I and chlorophyll b in photosystem II. What can you conclude about how the distance from a light source relates to the rate of photosynthesis? Youre 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. In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. A) Forests play too minor a role in global CO2 dynamics, which are affected far more by marine algae. Shown here is the graph of the data for the beaker she placed beside the lamp. Carbon exchange with the atmosphere mostly happens through photosynthesis and respiration. D) found throughout the leaf tissue. Where do the light-dependent reactions take place? If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice versa. The What do plants do with the sugar they produce in photosynthesis. 7) ________ cells in leaves are specialized for photosynthesis. . b) G3P (C3H6O3) B) glucose Container A is placed under normal sunlight, B under green light, and C under red light. Container A is placed under normal sunlight, B under green light, and C under red light. . A) carbon fixation 49) Photosynthetic organisms derive their carbon from They place an Elodea plant into a test tube filled with water. Occurs in an animal cell: G, CAC, ETC D) absorption of photons by carotenoids. A) H2O B) H2O. Amino Acids enter: G, CAC 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. A) electrons passing down the electron transport chain. E) CO2 energizes electrons in the electron transport system. Container A is placed under normal sunlight, B under green light, and C under red light. B) green Change absorbent whenever the color change indicates exhaustion. d) pigment. a) ATP. . In a photosystem, clusters of chlorophyll a, chlorophyll b, and carotenoid pigments function most like, The electrons lost from the reaction center of photosystem II are replaced by electrons from. What transports electrons from the light reactions to the Calvin Cycle? Which of the following graphs represents the effect of increasing light intensity on the rate of photosynthesis? D) photons. In recent decades, the CO 2 fertilizer (such as AGROSOL, a carbon dioxide gas fertilizer) was applied to promote field condition (open space). A) 6 CO2 + 6 H2O + sunlight C6H12O6 + 6 O2. D) produces glucose. Elevated atmospheric carbon dioxide concentration (elevated CO 2) is a major component of climate change. Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. A student prepared two beakers with identical sprigs of a water plant as shown below. C) In photosynthesis, carbon dioxide is oxidized to form sugar, while in respiration, sugar is reduced to form carbon dioxide. If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. 1) The summary equation for photosynthesis is A) 6 CO2 + 6 H2O + sunlight C6H12O6 + 6 O2. The plants in the red light because chlorophyll absorbs red light. Correct Answer: CO2 is needed to produce sugars in the Calvin cycle. Mitochondria transfer ________ energy from ________ to ATP; chloroplasts transform ________ energy into the chemical energy of ATP. 51) To produce one glucose, the Calvin cycle needs to be run through ________ time(s). B) CO2 is needed to complete the light reactions. Most commonly, a vapor-coolant is used on \rule{1cm}{1pt} injuries, and \rule{1cm}{1pt} and \rule{1cm}{1pt} strains. C) is found in the stroma. E) produces ATP. absorb more CO2 than the plants under the green light. c) NADPH Plants appear green as they absorb these colors and reflect mostly green light. B. B) ATP. A student poured a solution of bromthymol blue indicator into three test tubes. 2. A) glucose, ADP, NADP+ B) stroma . b) ATP. Why don't Calvin Cycle reactions occur during the night? The thylakoid membrane allows for hydrogen ions (H+) to be transported across, thus creating a charge separation. B) absorb the same amount of CO2 as the plants under both the green light and normal sunlight.
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