Which of the following are produced by reactions that take place in the thylakoids and consumed by reactions in the stroma? B) chlorophyll a Each preferentially absorbs slightly different wavelengths of light. The containers are observed for a 24-hour period. A) 6 CO2 + 6 H2O + sunlight C6H12O6 + 6 O2. Container A is placed under normal sunlight, B under green light, and C under red light. c) blue, red, and violet. What transports electrons from the light reactions to the Calvin Cycle? D) absorb less CO2 than the plants under green light. the interval (,)(-\infty, \infty)(,). absorption of carbon dioxide as an indicator of the rate of photosynthesis in aquatic ecosystems. D) The greenhouse effect will decrease the average temperature of the planet. B) are found at the reaction center. The light reactions of photosynthesis use _____ and produce _____. Amino Acids enter: G, CAC e. Membranous labyrinth B) Photons raise electrons in pigments to the ground state. C) have mitochondria but do not have chloroplasts. d) oxidation-reduction (redox) reactions, When chloroplast pigments absorb light, _____. D) requires the input of NADPH. b) the stoma. 61) It has been argued that cutting old-growth forests and replacing them with plantations of young trees B CO2 is needed to produce sugars in the Calvin cycle. Change the absorbent regularly, on Monday morning for instance. . . Elevated atmospheric carbon dioxide concentration (elevated CO 2) is a major component of climate change. containers are observed for a 24-hour period. Tube 2 will turn yellow as carbon dioxide is produced during cellular respiration. versa. b. Cochlear duct C) couples the flow of H+ to the phosphorylation of NADP+. You can specify conditions of storing and accessing cookies in your browser. The containers are observed for a 24-hour period. A) carbon fixation 40) As a result of the cascade of electrons down the electron transport chains of the light reactions, light 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. Occurs in a plant cell: L, G, ETC, CC, CAC The containers are observed for a 24-hour period. D) provides the cell with a supply of NADPH molecules. How do the reaction centers of photosystem I and II differ? 3. B) is of benefit to the plant since it breaks down rubisco. Which of the following are produced during the Calvin cycle? The oxygen released into the air as a product of photosynthesis comes from. Carbon dioxide Plants get the carbon dioxide they need from the air through their leaves. d) G3P. ATP and NADPH A) play a role in glucose synthesis by plants. In this drawing of a chloroplast, which structure represents the thylakoid membrane? 1) The summary equation for photosynthesis is A) 6 CO2 + 6 H2O + sunlight C6H12O6 + 6 O2. D) mitochondria; chloroplasts The electrons lost from the reaction center of photosystem II are replaced by electrons from A) Photosynthesis involves only reductions, while respiration involves only oxidations. During the dark reactions, carbon dioxide is bound to ribulose bisphosphate, a 5-carbon sugar with two attached phosphate groups, by the enzyme ribulose bisphosphate carboxylase. Changing the enzyme's three-dimensional shape. D CO2 is needed to complete the light reactions. . Stores energy in a form that can drive cellular work. 41) The electrons lost from the reaction center of photosystem I are replaced by electrons from D) a spring. A) cellular respiration. . Hints Correct Chapter 7 Question 57 MultipleChoice Part A Plants use sugars as ANSWER:carbon . respiration in that 12) The oxygen released into the air as a product of photosynthesis comes from stroma . 59) Global warming due to the greenhouse effect may be C) carbon dioxide E) uses noncyclic electron flow to capture energy in glucose. A) Chlorophyll a reflects green light. Formation of waste products in the form of O2. Sunlight is a type of ________ energy. Which of the following is an example of a photoautotroph? E) The release of energy by the excited electron can be as heat, light, or fluorescence. 55) What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 a) NADP+ NADPH. 42) The electrons lost from the reaction center of photosystem II are replaced by electrons from This recombination of maternal and paternal genetic material is a key feature of meiosis. b) FADH2 Mitochondria differ from chloroplasts in that mitochondria. You could distinguish a granum from an inner mitochondrial membrane because the granum, but not the inner mitochondrial membrane, would _____. thylakoid membrane 48) Mitochondria transfer ________ energy from ________ to ATP; chloroplasts transform ________ concentrated in a zone of leaf tissue called the mesophyll. d) Carbon dioxide concentrations decrease at night. CO2 is needed to produce sugars in the Calvin cycle. Which of the following are produced during the light reactions of photosynthesis? E) absorb more CO2 than the plants under the green light. At t=120st=120 \mathrm{~s}t=120s, what is the magnitude of the acceleration a component is subjected to? b) their electrons become excited. 24) Sunlight is a type of ________ energy. Increasing the distance from the light source decreased the rate of photosynthesis. CO2 is needed to produce sugars in the Calvin cycle. It moves by diffusion through small holes in the underside of the leaf called stomata. Container A is placed under normal sunlight, B under green light, and C under red light. Carbon dioxide absorption is an appropriate indicator of photosynthesis because CO2 is needed to produce sugars in the Calvin cycle. . color of the indicator solution also changes. c) they lose potential energy. because photosynthesis decreases as a plant is moved further away from a light source B) plants produce oxygen gas by splitting CO 2. What provides the carbon atoms that are incorporated into sugar molecules in the Calvin cycle? D) ATP. D) catalyze the incorporation of carbon atoms into RuBP. Exam 2 Flashcards | Chegg.com Using this value, find the separation distance of the 222 nitrogen atoms. a fuel for cellular respiration and a starting material for making other organic molecules. E) is a result of the oxidation of glucose. Cellular respiration and photosynthesis are similar in that both involve _____. You have a large, healthy philodendron that you carelessly leave in total darkness while you are away on vacation. 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. B) are products of the Calvin cycle. D) releases CO2 as a by-product. Based on analysis from NOAA's Global Monitoring Lab, global average atmospheric carbon dioxide was 414.72 parts per million ("ppm" for short) in 2021, setting a new record high despite the continued economic drag from the COVID-19 pandemic. occurs when carbon atoms from CO2 are incorporated into an organic molecule. c) blue, red, and violet. In fermentation _____ is reduced and _____ is oxidized. Check all that apply B) produce organic molecules from inorganic molecules. c) glucose, ADP, NADP+. A) G3P H+ B) Burning fossil fuels release carbon dioxide that was removed from the atmosphere millions of years ago. Clusters of light-gathering pigments in a photosystem 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. B) transports H+ ions from the stroma to the thylakoid space. D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to When the carbon dioxide concentration decreases, the color of the indicator solution also changes. This is why plants need to take in carbon dioxide. B) a fuel for photosynthesis. Plants gather the sun's energy with light-absorbing pigments called, The oxygen released into the air as a product of photosynthesis comes from. A) stroma . Light energy is required to drive the transfer of the electrons to NADP+. D) carbon dioxide. A) The greenhouse effect is reduced by deforestation. D) formation of waste products in the form of O2, 22) Which of the following are produced during the Calvin cycle? D) methane. D) They make it possible for the plant to use the Calvin cycle at night. A) electromagnetic C) bacteria in our mouth. If the rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease, and vice versa. C) provide energy to Photosystem I and Photosystem II. . C) Photosystem I functions first in the sequence of steps that make up the light reactions. Fatty Acids enter: CAC, John David Jackson, Patricia Meglich, Robert Mathis, Sean Valentine, David N. Shier, Jackie L. Butler, Ricki Lewis. A) quantum. B) CO2 is needed to complete the light reactions. 3) Which of the following is an example of a photoautotroph? C) NADP+ is reduced to NADPH. . Solved After reading the paragraph below, answer the | Chegg.com Contain membrane folds called cristae, whereas chloroplasts contain disk-like vesicles in stacks called grana. grana . Which of the following statements regarding photosynthesis and cellular respiration are true? The light reactions take place in the _________ and the Calvin cycle takes place in the _________. A) Chlorophyll a reflects green light. E) The principal electron carrier in photosynthesis is NADPH; the principal electron carrier in respiration is NADH. 68 Carbon dioxide absorption is an appropriate indicator of Figure 5.5 Photosynthesis uses solar energy, carbon dioxide, and water to release oxygen to produce energy-storing sugar molecules. E) have chloroplasts and vestigial mitochondria. C) occurs during the light reactions. CO2 enters and O2 escapes from a leaf via. Plants use sugars as Which of the following colors contributes the least energy to photosynthesis? Occurs in the chloroplast: CC, L Match the terms in column A with the descriptions in column B. C) photon. Plants use sugars as : c) green. D) chemiosmosis. E) CO2 energizes electrons in the electron transport system. like A) visible C) is attributable to high CO2 levels. Answer: E Topic: 7.6 Skill: Application. . Students in a biology class conduct an experiment to determine the effect of temperature on the rate of photosynthesis in a plant. hot, dr C) regeneration of ATP is driven by a flow of protons through an ATP synthase. See Page 1. In addition, glyceraldehyde-3-phosphate (G3P), a three-carbon molecule, is shunted off the cycle for glucose synthesis. Small aquatic plants are placed into three containers of water mixed with carbon dioxide. B) electromagnetism What is the likely origin of chloroplasts? c) electrons from carbon dioxide and energy from sunlight. Because the Calvin cycle requires CO2 to produce sugars, carbon dioxide absorption is an appropriate indicator of photosynthesis. Energy is never created or destroyed. c. CO2 is needed to produce sugars in the Calvin cycle. 3 minutes ==\quad= seconds A) is best at absorbing the energy of green light. 33) Which of the following photosynthetic pigments can be found at the photosystem reaction center? . 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. B) made worse by photosynthesis, which adds carbon dioxide to the atmosphere. E) a fuel for cellular respiration and a starting material for making other organic molecules. C) glycolysis. the wavelength increases as a plant is placed further away from a light source. A) Photosynthesis involves only reductions, while respiration involves only oxidations. C) Photosystem I functions first in the sequence of steps that make up the light reactions. chlorophyll a? Telophase and Cytokinesis- division of the cytoplasm. | : : O " ) " e 0 . What type of gas would you expect to find in these bubbles? Carbon exchange with the atmosphere mostly happens through photosynthesis and respiration. Why? light . Youre conducting an experiment to determine the effect of different 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.
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