Biology: The Dynamic Science (MindTap Course List)
4th Edition
ISBN: 9781305389892
Author: Peter J. Russell, Paul E. Hertz, Beverly McMillan
Publisher: Cengage Learning
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Textbook Question
Chapter 8, Problem 8TYK
The oxygen released by photosynthesis comes from:
a. CO2.
b. H2O.
c. light.
d. NADPH.
e. electrons.
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Which of the following are reactants of the light reactions of photosynthesis.
A. Glucose
B. Water
C. ATP
D. NADP
E. Light energy
F. NADPH
G. Carbon dioxide
H. Oxygen
The oxygen produced by photosynthesis comes from:a. CO2
b. NO3
c. H2O
d. glucose
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.
Chapter 8 Solutions
Biology: The Dynamic Science (MindTap Course List)
Ch. 8.1 - What are the two stages of photosynthesis?Ch. 8.1 - In which organelle does photosynthesis take place...Ch. 8.2 - What is the difference in function between the...Ch. 8.2 - Prob. 2SBCh. 8.2 - What is the difference between the linear electron...Ch. 8.3 - What is the reaction that rubisco catalyzes? Why...Ch. 8.3 - How many molecules of carbon dioxide must enter...Ch. 8.4 - Prob. 1SBCh. 8.4 - Prob. 2SBCh. 8.4 - How are carbon fixation and the Calvin cycle...
Ch. 8.5 - How are the reactants and products of...Ch. 8 - An organism exists for long periods by using only...Ch. 8 - Prob. 2TYKCh. 8 - Which of the following is a correct step in the...Ch. 8 - Prob. 4TYKCh. 8 - Prob. 5TYKCh. 8 - Which of the following statements about the C4...Ch. 8 - Prob. 7TYKCh. 8 - The oxygen released by photosynthesis comes from:...Ch. 8 - You bite into a spinach leaf. Which one of the...Ch. 8 - Animal metabolism and plant metabolism are related...Ch. 8 - Discuss Concepts Suppose a garden in your...Ch. 8 - Prob. 12TYKCh. 8 - Discuss Concepts Like other accessory pigments,...Ch. 8 - Prob. 14TYKCh. 8 - Prob. 15TYKCh. 8 - Prob. 16TYKCh. 8 - Photosynthesis directly opposes respiration in...Ch. 8 - Prob. 2ITDCh. 8 - Prob. 3ITDCh. 8 - Prob. 4ITD
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- Which of the following events happens during the Calvin Cycle stage of photosynthesis? A. H2O is split to produce oxygen. B. NADPH and ATP are produced. C. Carbon is fixed from CO2 into RuBP. D. Transfer of electrons from carrier to carrier.arrow_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_forwardO2 released in the process of photosynthesis comes from: A. CO2 B. water C. sugar D. pyruvic acidarrow_forward
- Which of the following is not a product of the light reactions in photosynthesis? a. O2 b. NADPH c. H2O d. ATParrow_forwardWhich of the following are products of the dark (light independent, Calvin cycle) reactions of photosynthesis. A. Glucose B. Water C. ATP D. NADP E. Light energy F. NADPH G. Carbon dioxide H. Oxygenarrow_forwardWhich of the following are reactants of the Dark (light independent, Calvin cycle) reactions of photosynthesis. A. Glucose B. Water C. ATP D. NADP E. Light energy F. NADPH G. Carbon dioxide H. Oxygenarrow_forward
- The overall flow of electrons in the light reactions is from a. antenna pigments to the reaction center. b. H2O to CO2. c. photosystem I to photosystem II. d. H2O to NADPH.arrow_forwardWhich 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_forwardThe 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.arrow_forward
- In the photosynthetic formation of ATP, the enzyme ATP synthase couples the synthesis of ATP to: A. the diffusion of protons B. the reduction of NADP+ C. the excitation of chlorophyll D. the reduction of chlorophyll E. CO2 fixationarrow_forwardWhich of the following are inputs to photosynthesis? Choose all that apply. Which are outputs? Choose all that apply. a. CO2 b. O2 c. sugar d. H2O e. lightarrow_forwardThe products of the light-dependent reactions feed intoa. the Calvin cycle. c. glycolysis.b. photosystem I. d. the Krebs cyclearrow_forward
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