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C8e_10_Test_Bank - Biology 8e(Campbell Chapter 10...

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Biology, 8e (Campbell) Chapter 10 Photosynthesis Multiple-Choice Questions 1) If photosynthesizing green algae are provided with CO 2 synthesized with heavy oxygen ( 18 O), later analysis will show that all but one of the following compounds produced by the algae contain the 18 O label. That one is A) PGA. B) PGAL. C) glucose. D) RuBP. E) O 2 . Answer: E Topic: Concept 10.1 Skill: Application/Analysis 2) Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin cycle? 3) What are the products of the light reactions that are subsequently used by the Calvin cycle? 4) Where does the Calvin cycle take place? 1
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5) In any ecosystem, terrestrial or aquatic, what group(s) is (are) always necessary? A) autotrophs and heterotrophs B) producers and primary consumers C) photosynthesizers D) autotrophs E) green plants Answer: D Topic: Concept 10.1 Skill: Synthesis/Evaluation 6) In autotrophic bacteria, where are the enzymes located that can carry on organic synthesis? 7) When oxygen is released as a result of photosynthesis, it is a by-product of which of the following? 8) A plant has a unique photosynthetic pigment. The leaves of this plant appear to be reddish yellow. What wavelengths of visible light are being absorbed by this pigment? 2
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Use the following information to answer the questions below. Theodor W. Engelmann illuminated a filament of algae with light that passed through a prism, thus exposing different segments of algae to different wavelengths of light. He added aerobic bacteria and then noted in which areas the bacteria congregated. He noted that the largest groups were found in the areas illuminated by the red and blue light.
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