BIOLOGY: LIFE ON EARTH-W/MASTERING ACCE
2020th Edition
ISBN: 9780135686553
Author: Audesirk
Publisher: PEARSON
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Textbook Question
Chapter 7, Problem 2MC
The Calvin cycle
a. can only occur when light is present.
b. is the part of photosynthesis where carbon is captured.
c. produces ATP and NADPH.
d. occurs in the thylakoids.
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Students have asked these similar questions
The Calvin cyclea. can only occur when light is present.b. is the part of photosynthesis where carbon is captured. c. produces ATP and NADPH.d. occurs in the thylakoids.
Carbon dioxide is required for which of the following processes in photosynthesis?
a) the Calvin cycle
b) the splitting of water
c) the absorption of water
d) the production of ATP
e) the light reaction
When is oxygen produced during photosynthesis?
a. light reation alone
b. light reation and calvin cycle
c.neither the light reaction and calvin cycle
d. the calvin cycle alone
Chapter 7 Solutions
BIOLOGY: LIFE ON EARTH-W/MASTERING ACCE
Ch. 7 - Which of the following is True? a. Photosynthesis...Ch. 7 - The Calvin cycle a. can only occur when light is...Ch. 7 - Prob. 3MCCh. 7 - Carotenoids a. include chlorophylls a and b. b....Ch. 7 - Prob. 5MCCh. 7 - Plant leaves contain pores called _____ that allow...Ch. 7 - Chlorophyll a captures wavelengths of light that...Ch. 7 - 3. During the first stage of photosynthesis, light...Ch. 7 - The oxygen produced as a by-product of...Ch. 7 - 5. In plants, the enzyme that catalyzes carbon...
Ch. 7 - Light reactions generate the energy-carrier...Ch. 7 - Prob. 1RQCh. 7 - Prob. 2RQCh. 7 - 3. Draw a simplified diagram of a leaf...Ch. 7 -
4. Draw a simplified diagram of a chloroplast and...Ch. 7 - Explain photorespiration and why it occurs....Ch. 7 - Trace the flow of energy in chloroplasts from...Ch. 7 - 7. Summarize the events of the Calvin cycle. Where...Ch. 7 - Suppose an experiment is performed in which plant...Ch. 7 - If you were to measure the pH in the space...Ch. 7 - 3. Assume you want to add an accessory pigment to...
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- In ________, electrons that have been energized by light contribute their energy to add phosphate to ADP, producing ATP. (a) crassulacean acid metabolism (b) the Calvin cycle (c) photorespiration (d) C4 pathways (e) photophosphorylationarrow_forwardMatch each term with its most suitable description. ____ PGAL formation a. absorbs light ____CO2 fixation b. converts light to chemical energy ____ autotroph c. self-feeder ____ ATP forms NADPH does not d. electrons cycle back to photosystem ____ photorespiration e. problem in C3 plants ____ photosynthesis f. Calvin-Benson cycle product ____ pigment g. water molecules split ____ photolysis in photosynthesis h. rubisco functionarrow_forwardWhich part of the Calvin cycle would be affected if a cell could not produce the enzyme RuBIsCO?arrow_forward
- What is the energy of a photon first used to do in photosynthesis? a. split a water molecule b. energize an electron c. produce ATP d. synthesize glucosearrow_forwardIn C3 plants, _______ makes sugar production inefficient when stomata close on hot, dry days. a. photosynthesis c. photorespiration b. photolysis d. carbon fixationarrow_forwardUnder certain conditions, the thylakoid membrane of the chloroplast may become 'leaky’ allowing ions to freely diffuse across it. A consequence of that is carbon fixation will stop. Why would the Calvin Cycle stop? A. Because oxidation of water by PSII would stop. B. Because reduction of NADP+ to NADPH would stop. C. Because the stroma would contain ADP but no ATP. D. Because levels of G3P in the stroma would increase.arrow_forward
- The 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_forwardThrough light reductions, ADP is phosphorylated into ATP via chemiosmosis. What is this process called? a. Reduction b. Calvin Cycle c. Photophosphorylation d. Photosynthesisarrow_forwardHow are the NADPH and G3P molecules made during photosynthesis similar? a. They are both end products of photosynthesis. b. They are both substrates for photosynthesis. c. They are both produced from carbon dioxide. d. They both store energy in chemical bonds.arrow_forward
- How is the difference made up in the Calvin cycle when more ATP is used than NADPH? A. The Calvin cycle occurs half as often as the light-dependent reaction B. The cyclic pathway creates more ATP C. Additional ATP is created from glucose D. Excess NADPH is reused in the light reactionarrow_forwardIn _______________, electrons that have been energized by light contribute their energy to add phosphate to ADP, producing ATP. (a) crassulacean acid metabolism (b) the Calvin cycle (c) photorespiration (d) C4 pathways (e) photophosphorylationarrow_forwardWhen oxygen gas is released as a result of photosynthesis, it is a direct byproduct of what process? a. splitting of water molecules b. the electron transfer system in the photosystems c. chemiosmosis d. reducing of NADP+arrow_forward
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