Biology
12th Edition
ISBN: 9781260494570
Author: Raven, Peter
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 8, Problem 8A
The overall process of photosynthesis
a. results in the reduction of CO2 and the oxidation of H2O.
b. results in the reduction of H2O and the oxidation of CO2.
c. consumes O2 and produces CO2.
d. produces O2 from CO2.
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The overall process of photosynthesis
a. results in the reduction of CO2 and the oxidation of H2O.
b. results in the reduction of H2O and the oxidation of CO2.
c. consumes O2 and produces CO2.
d. produces O2 from CO2.
The oxygen given off by photosynthesis comes froma. H2O. c. glucose.b. CO2. d. RuBP.
During photosynthesis, ATPS are produced by what process?
A. photophosphorylation
B. all of the choices
C. oxidative phosphorylation
D. substrate-level phosphorylation
Chapter 8 Solutions
Biology
Ch. 8.1 - Prob. 1LOCh. 8.1 - Prob. 2LOCh. 8.2 - Prob. 1LOCh. 8.2 - Differentiate between the light-dependent and...Ch. 8.3 - Discuss how pigments are important to...Ch. 8.3 - Prob. 2LOCh. 8.4 - Prob. 1LOCh. 8.4 - Prob. 2LOCh. 8.5 - Prob. 1LOCh. 8.5 - Prob. 2LO
Ch. 8.6 - Describe carbon fixation.Ch. 8.6 - Prob. 2LOCh. 8.7 - Prob. 1LOCh. 8.7 - Prob. 2LOCh. 8 - Prob. 1DACh. 8 - Prob. 2DACh. 8 - Prob. 3DACh. 8 - The light-dependent reactions of photosynthesis...Ch. 8 - Which region of a chloroplast is associated with...Ch. 8 - The colors of light that are most effective for...Ch. 8 - During noncyclic photosynthesis, photosystem I...Ch. 8 - How is a reaction center pigment in a photosystem...Ch. 8 - The ATP and NADPH from the light reactions are...Ch. 8 - The carbon fixation reaction converts a. inorganic...Ch. 8 - Prob. 8UCh. 8 - Prob. 1ACh. 8 - If you could measure pH within a chloroplast,...Ch. 8 - Prob. 3ACh. 8 - If the Calvin cycle runs through six turns a. all...Ch. 8 - Prob. 5ACh. 8 - Given that the C4 pathway gets around the problems...Ch. 8 - If the thylakoid membrane became leaky to ions,...Ch. 8 - The overall process of photosynthesis a. results...Ch. 8 - Compare and contrast the fixation of carbon in C3,...Ch. 8 - Diagram the relationship between the reactants and...Ch. 8 - Do plant cells need mitochondria? Explain your...
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- What two products result from photosynthesis? a. water and carbon dioxide b. water and oxygen c. glucose and oxygen d. glucose and carbon dioxidearrow_forwardPhotosynthesis is a process: A. reductive and exergonic B. reductive and catabolic C. reductive, endergonic and catabolic D. reductive, endergonic and anabolicarrow_forwardThe role of photosystem 1 and photosystem 2 in the process of photosynthesis is to a. absorb sunlight and distribute the energy as heat b. absorb sunlight and transfer the energy to electrons c. form ATP as hydrogen ions cross the thylakoid membrane d. transfer electrons to form NADPHarrow_forward
- A. The C4 plant performs photosynthesis more efficiently than the C3 when the CO2 concentration is 600ppm or less. Provide one reason why the rate of photosynthesis doesn’t change for the C4 plant when the CO2 concentration increases above 400 ppm. B. Discuss what is happening in the C3 plant when the CO2 levels are below 50 ppm. Provide one reason why this does NOT happen to the C4 plant.arrow_forwardO2 released in the process of photosynthesis comes from: A. CO2 B. water C. sugar D. pyruvic acidarrow_forwardWhich of the following are the products of the light reactions of photosynthesis. A. Glucose B. Water C. ATP D.NADP E. Light energy F. NADPH G. Carbon dioxide H. Oxygenarrow_forward
- Which of the following descriptions about photorespiration is not correct? Select one: a. Rubisco binds O2 instead of CO2. b. Carbon dioxide is released without producing ATP. c. It limits damaging products of light reactions that build up in the absence of the Calvin cycle at low CO2 concentrations. d. Peroxisomes and mitochondria rearrange and split the compound made by rubisco to fix CO2. e. It occurs in hot and dry conditions.arrow_forwardRibulose bisphosphate carboxylase, which might be the most abundant enzyme on Earth, is part of which photosynthetic reaction? A. the Hill reaction B. the light-independent reaction C. photosystem II D. the light-dependent reaction E. photosystem Iarrow_forwardChoose the one answer that fits best. Which of the following statements about photosynthesis is NOT correct? a. it produces sugars O b. it releases oxygen O c. only plants are capable of photosynthesis O d. it consists of a light reaction and a dark reaction e. it takes place mostly in chloroplastsarrow_forward
- Which of the following is true of chloroplastic ATP: Select one: a. it is made in the Calvin cycle and consumed in the light reactions b. it is used during photosynthesis, S assimilation, and N assimilation c. it does not leave the chloroplast, and is used to breakdown molecules d. it is made during photosynthesis and S assimilation e. it leaves the chloroplast, and is consumed in respiration and N assimilationarrow_forwardFrom which component of the light-dependent reactions does NADPH form most directly? a. photosystem II b. photosystem I c. cytochrome complex d. ATP synthasearrow_forwardWhich of the following is not a product of the light reactions in photosynthesis? a. O2 b. NADPH c. H2O d. ATParrow_forward
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