carbon dioxide absorption is an appropriate indicator of photosynthesis because

The electron transport chains of the light reactions A) are located in the stroma. rate of photosynthesis increases, the amount of carbon dioxide in the environment will decrease and vice B) is of benefit to the plant since it breaks down rubisco. B) glucose, ADP, NADP+, CO2 Plants gather the sun's energy with light-absorbing pigments called, The oxygen released into the air as a product of photosynthesis comes from. The photosynthetic pigment chlorophyll is anchored in the thylakoid membrane. d) blue. a) red. Which is the most immediate source of energy for making most of the ATP in your cells ? After reading the paragraph, answer the question(s) that follow. C) The greenhouse effect is inversely related to increasing levels of atmospheric CO2. C) plants produce oxygen gas by splitting CO 2. d) a starting material for the Calvin cycle. 49) Photosynthetic organisms derive their carbon from a) NADH a) green, orange, and red. thylakoid membranes . When the carbon dioxide concentration decreases, the color of the indicator solution also changes. A) absorb no CO2. NADPH is an electron carrier that picks up electrons in the light reactions and releases them in the Calvin cycle. C) Photosynthesis consumes CO2; respiration consumes O2. D) the energy in CO 2 is used to produce ATP and NADPH. Destroying the H+ gradient that allows ATP synthase to work. Based on your knowledge of the process of photosynthesis, the plant in the container placed under red light would probably A) absorb no CO2. D) produces glucose. Energy is never created or destroyed. 63) Ozone consists of ________ oxygen atom(s). thylakoid membrane 39) The electron transport chains of the light reactions 2003-2023 Chegg Inc. All rights reserved. . If the absorb more CO2 than the plants under the green light. A) donation of excited electrons by chlorophyll a to a primary electron acceptor (a) When cooled, the densities of most objects (1) increase, (2) decrease, (3) stay the same. B) potential Light reactions are located in the thylakoid membrane because _____. 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? A student collected & tested the bubbles coming from the plant during this experiment. 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. D) H+ . B) absorb the same amount of CO2 as the plants under both the green light and normal sunlight. 53) The addition of oxygen instead of carbon dioxide to RuBP results in 2Carbon dioxide absorption is an appropriate indicator of photosynthesis because A the energy in CO2 is used to produce ATP and NADPH. It moves by diffusion through small holes in the underside of the leaf called stomata. What are three factors that affect the rate of photosynthesis? 4) Autotrophs that utilize light as their energy source are. 59) Global warming due to the greenhouse effect may be During photosynthesis, plants take in carbon dioxide (CO2) and water (H2O) from the air and soil. a) Sucrose (C12H22O11) C) are located on the inner membrane of the chloroplast. A) They help the plant conserve water and synthesize glucose efficiently under hot, dry conditions. In glycolysis, . is oxidized and .. is reduced. Biology 1408 - Exam 3 - Chapter 7, 8, 9 Flashcards | Quizlet A) 6 CO2 + 6 H2O + sunlight C6H12O6 + 6 O2. 58) Plant cells B) Chlorophyll a absorbs green light. This process begins with the absorption of light by specialized organic molecules, called pigments, that are found in the chloroplasts of plant cells.Here, we'll consider light as a form of energy, and we'll also see how pigments - such as the chlorophylls . C) hydrocarbons. 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. C) carotenoids. cool, moistc. The primary function of light absorption by photosystems I and II is to produce _____. A) cellular respiration. 6) In most green plants, chloroplasts are. The light reactions take place in the _________ and the Calvin cycle takes place in the _________. Students in a biology class conduct an experiment to determine the effect of temperature on the rate of photosynthesis in a plant. d) electromagnetism. Youre conducting an experiment to determine the effect of different Carbon dioxide absorption is an appropriate indicator of photosynthesis because A) CO2 is needed to produce sugars in the Calvin cycle. E) All photosynthetic pigments are colored green. What is the main adaptive advantage of the C4 and CAM photosynthesis strategies over the C3 strategy? 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. Mutation that introduces a different codon, resulting in a different amino acid. hot, dr B) They allow the plant to fix carbon more efficiently under conditions of low atmospheric CO2. How many "turns" of the Calvin Cycle are required to produce 1 molecule of glucose? 50) ATP and NADPH Solved After reading the paragraph below, answer the | Chegg.com C) is found in the stroma. d) Glucose (C6H12O6) D) They make it possible for the plant to use the Calvin cycle at night. 3. D) have mitochondria and chloroplasts. a) It is often too cold at night for these reactions to take place. 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. | : : O " ) " e 0 . A) light B) lack mitochondria but have chloroplasts. (One G3P leaves the cycle as an output. C) reduced by the burning of fossil fuels, which removes oxygen from the atmosphere. Correct Answer: CO2 is needed to produce sugars in the Calvin cycle. B) made worse by photosynthesis, which adds carbon dioxide to the atmosphere. Which of the following statements about the greenhouse effect is true? 15) A redox reaction involves the transfer of B) H+ . d) stroma . a) helps transport H+ against the concentration gradient. A) is best at absorbing the energy of green light. 54) Photorespiration A) inner membrane; outer membrane b) helps produce ATP from the light reactions. C) three E) produces ATP. In developed countries, CO 2 was first applied to cucumbers, tomatoes, and salads (western-style mixed vegetables) in greenhouse (enclosed space). E) The principal electron carrier in photosynthesis is NADPH; the principal electron carrier in respiration is NADH. c) ADP ATP. B) concentrated in the stomata. 63) Which of the following statements about the greenhouse effect is true? the Calvin cycle depends on products of the light reactions. Compare Earth to Mars and list three similarities. If you shut off the system and pressure was no longer applied to tank A, you would expect C) glycolysis. Distinguish between utilitarian conservation and biocentric preservation. A) Forests play too minor a role in global CO2 dynamics, which are affected far more by marine algae. B) The greenhouse effect is exacerbated by the use of fossil fuels. cellular respiration is true? B) H in glucose; O in water Which of the following is part of the light reaction? A) cellular respiration. d) the membrane functions as a mitochondrial membrane but at night. 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. B) Photosynthesis involves only oxidations, while respiration involves only reductions. 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. . Which plant should grow better? You have a large, healthy philodendron that you carelessly leave in total darkness while you are away on vacation. A) reduced by photosynthesis, which removes carbon dioxide from the atmosphere. D) aerobic respiration. 32) Which of the following statements about the absorption of photons by pigment molecules is true? j. Tectorial membrane . Which of the following statements concerning the role of redox reactions in photosynthesis and cellular respiration is true? Carbon dioxide is particularly influential in regulating pH. c) NADPH nucleus This drives the reactions to form ATP and NADPH. a) thylakoid membranes . D) include only the green plants. The photosystems absorb solar energy and pass that energy to the mitochondria. D) the energy in CO2 is used to produce ATP and NADPH. the interval (,)(-\infty, \infty)(,). A) glucose, ADP, NADP+ C) regeneration of ATP is driven by a flow of protons through an ATP synthase. . CO2 is needed to produce sugars in the Calvin cycle. 1) Based on your knowledge of the process of photosynthesis, the plant in the container placed under red Greenhouse Gases D) the energy in CO2 is used to produce ATP and NADPH. c) electrons from carbon dioxide and energy from sunlight. Males: In the 7 th weekof development, the SRY gene on the Y chromosome activates anumber of genes, and the gonads develop as testes. D) In photosynthesis, carbon dioxide is reduced to form sugar, while in respiration, sugar is oxidized to form carbon dioxide. What connects the two photosystems in the light reactions? (b) By what percentage does the density of a bowling ball change (assuming it is a uniform sphere) when it is taken from room temperature (68F)\left(68^{\circ} \mathrm{F}\right)(68F) into the cold night air in Nome, Alaska (40F).\left(-40^{\circ} \mathrm{F}\right) .(40F). It is well established that as CO 2 in the atmosphere . Telophase and Cytokinesis- division of the cytoplasm. Container A is placed under normal sunlight, B under green light, and C under red light. d) kinetic, Which of the following colors contributes the least energy to photosynthesis? What is the likely origin of chloroplasts? . A) electrons passing down the electron transport chain. A) occurs when carbon atoms from CO2 are incorporated into an organic molecule. Carbon dioxide absorption is an appropriate indicator of photosynthesis because. Turn off all gas flow when the machine is not in use. b. Cochlear duct Carbon dioxide absorption is an appropriate indicator of photosynthesis because photosynthesis decreases as a plant is moved further away from a light source A) has P700 at its reaction center. 17) What is the source of energy that provides the boost for electrons during photosynthesis? B) a propeller on a motorboat. A) CO2. CO2is needed to produce sugars in the Calvin cycle. C) plants produce oxygen gas by splitting CO2. Small aquatic plants are placed into three containers of water mixed with carbon dioxide and indicator a) the enzymes involved require a lipid bound to their active site. Which figure depicts an animal cell placed in a solution hypotonic to the cell? D) thylakoid membranes . E) CO2 energizes electrons in the electron transport system NADP+ is reduced during the light reactions, and these electrons are later used to reduce CO2 to glucose in the Calvin cycle. pyruvate . A) stroma . D) photosystem I. A) electromagnetic C) is done by the Calvin cycle. C) H+ . 5) What is the likely origin of chloroplasts? E) 6 CH2O + 5 O2 + sunlight CO2 + 2 H2O. c) carbon dioxide. Normal human gametes carry ____ chromosomes. C) a windmill. A) blue 36) Clusters of light-gathering pigments in a photosystem Any substance that inhibits the transportation of oxygen from the lungs affects _____________. ; or Convert: B) carbon dioxide. B) Photosynthesis is ultimately powered by light energy and respiration by the chemical energy of fuel Two turns d) be inside a mitochondrion. semi-tropicald. C) C6H12O6 + 6 O2 + sunlight 6 CO2 + 6 H2O. 40) As a result of the cascade of electrons down the electron transport chains of the light reactions, What provides the carbon atoms that are incorporated into sugar molecules in the Calvin cycle? D) ATP. A) It takes several minutes for the pigment electrons to become excited. Shown here is the graph of the data for the beaker she placed beside the lamp. What transports electrons from the light reactions to the Calvin Cycle? Anaphase- chromatids separate and create daughter chromosome. What important fact does this argument ignore? c) absorbs light energy. C) They allow the plant to fix carbon more efficiently in dim or cool conditions. D) is a result of the oxidation of glucose. grana. . Which is hotter-a red star or a blue star? 57) Plants use sugars as d) the energy in CO2 is used to produce ATP and NADPH. . The thylakoid membrane allows for hydrogen ions (H+) to be transported across, thus creating a charge separation. D) eight, 52) The Calvin cycle constructs ________, an energy-rich molecule that a plant cell can then use to a) electrons from carbon dioxide and energy from ATP. C) Most of the biomass of the cut trees would be added to the atmosphere as CO2 within a few years. Plants appear green as they absorb these colors and reflect mostly green light. C) absorb less CO2 than the plants under green light. D) pass absorbed energy to chlorophyll a. C) is a source of oxygen for cellular respiration. The containers are observed for a 24-hour period. For every six molecules of G3P produced, 3 CO2 enter the cycle. Absorb more CO2than the plants under the green light. A) chlorophyll b 13) Which of the following molecules is both a reactant and a product of photosynthesis? D) chlorophyll, 14) If you expose a photosynthesizing plant to water that contains both radioactive H and radioactive O, D) CO2isneeded tocomplete the light reactions. a) NADP+ NADPH. Photosynthesis occurs in chloroplasts and cellular respiration occurs in mitochondria.This answer is correct. E) absorb more CO2 than the plants under the green light. A) glucose, ADP, NADP+ c) Plants usually open their stomata at night. ________ to the thylakoid compartment, generating a concentration gradient of ________. C) regeneration of ATP is driven by a flow of protons through an ATP synthase. b) glucose, ADP, NADP+, CO2. A student poured a solution of bromthymol blue indicator into three test tubes. D) a fuel for cellular respiration and a starting material for making other organic molecules. You've added an indicator to each solution. B) is best at absorbing the energy of blue-violet and red light, just like chlorophyll a. a) CO2 is needed to complete the light reactions. B) powers the process of glucose synthesis by supplying the cell with ATP. B) ethylene glycol Plants use sugars as A) a fuel for photophosphorylation. b) methane. When the carbon dioxide concentration decreases, the color of the indicator solution also changes. d) electrons from water and energy from sunlight. C) eat other organisms that use light energy to make food molecules. 4. Factors affecting photosynthesis - carbon dioxide and temperature A) Forests play too minor a role in global CO2 dynamics, which are affected far more by marine algae.
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