Lecture 7 Practice QuestionsKey

Lecture 7 Practice QuestionsKey - Lecture 7 Practice...

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Lecture 7 Practice Questions 1. In noncyclic photosynthetic electron transport, water is used to a. excite chlorophyll. b. hydrolyze ATP. c. reduce P i . d. oxidize NADPH. e. reduce chlorophyll. 2. Which statement about light is true? a. An absorption spectrum is a plot of biological effectiveness versus wavelength. b . An absorption spectrum may be a good means of identifying a pigment. c. Light need not be absorbed to produce a biological effect. d. A given kind of molecule can occupy any energy level. e. A pigment loses energy as it absorbs a photon. 3. In cyclic electron transport, a. oxygen gas is released. b. ATP is formed. c. water donates electrons and protons. d. NADPH forms. e. CO 2 reacts with RuBP. 4. In chloroplasts, a. light leads to the flow of protons out of the thylakoids. b. ATP is formed when protons flow into the thylakoid lumen. c. light causes the thylakoid lumen to become less acidic than the stroma. d. protons return passively to the stroma through protein channels.
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Lecture 7 Practice QuestionsKey - Lecture 7 Practice...

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