b. using plants that can carry out both linear and cyclic electron flow, or only one or another of thee processes, and measuring their light absorbance using bacteria that have only cyclic flow and look for their frequency of mutation c. damage d. using bacteria with only cyclic flow and measuring the number and types of photosynthetic pigments they have in their membranes e. plants with only photosystem I operative and measure how much damage occurs at different wavelengths. Carotenoids are often found in foods that are considered to have antioxidant properties in human ____ 194. nutrition. What related function do they have in plants? They serve as accessory pigments. a. b. They dissipate excessive light energy. c. They cover the sensitive chromosomes of the plant. d. They reflect orange light. e. They take up toxins from the water. In thylakoids, protons travel through ATP synthase from the stroma to the thylakoid space. ____ 195. Therefore the catalytic "knobs" of ATP synthase would be located a. on the side facing the thylakoid on the ATP molecules themselves. b. c. on the pigment molecules of PSI and PSII. d. on the stroma side of the membrane. e. built into the center of the thylkoid stack (granum). do the enzymatic reactions of the Calvin cycle take place? ____ 196. a. stroma of the chloroplast b. thylakoid membranes c. outer membrane of the chloroplast electron transport chain d. e. thylakoid space What is the primary function of the Calvin cycle? ____ 197. a. use ATP to release carbon dioxide b. use NADPH to release carbon dioxide c. split water and release oxygen d. transport RuBP out of the chloroplast e. synthesize simple sugars from carbon dioxide For the following questions, compare the light reactions with the Calvin cycle of photosynthesis in plants. Produces molecular oxygen () ____ 198. a. light reactions alone b. the Calvin cycle alone c. both the reactions and the Calvin cycle neither the light reactions nor the Calvin cycle d. e. occurs in the chloroplast but is not part of photosynthesis
b. using plants that can carry out both linear and cyclic electron flow, or only one or another of thee processes, and measuring their light absorbance c. using bacteria that have only cyclic flow and look for their frequency of mutation damage d. using bacteria with only cyclic flow and measuring the number and types of photosynthetic pigments they have in their membranes e. plants with only photosystem I operative and measure how much damage occurs at different wavelengths. ____ 194. Carotenoids are often found in foods that are considered to have antioxidant properties in human nutrition. What related function do they have in plants? a. They serve as accessory pigments. b. They dissipate excessive light energy. c. They cover the sensitive chromosomes of the plant. d. They reflect orange light. e. They take up toxins from the water. ____ 195. In thylakoids, protons travel through ATP synthase from the stroma to the thylakoid space. Therefore the catalytic "knobs" of ATP synthase would be located a. on the side facing the thylakoid b. on the ATP molecules themselves. c. on the pigment molecules of PSI and PSII. d. on the stroma side of the membrane. e. built into the center of the thylkoid stack (granum). ____ 196. do the enzymatic reactions of the Calvin cycle take place? a. stroma of the chloroplast b. thylakoid membranes c. outer membrane of the chloroplast d. electron transport chain e. thylakoid space ____ 197. What is the primary function of the Calvin cycle? a. use ATP to release carbon dioxide b. use NADPH to release carbon dioxide c. split water and release oxygen d. transport RuBP out of the chloroplast e. synthesize simple sugars from carbon dioxide For the following questions, compare the light reactions with the Calvin cycle of photosynthesis in plants. ____ 198. Produces molecular oxygen () a. light reactions alone b. the Calvin cycle alone c. both the reactions and the Calvin cycle d. neither the light reactions nor the Calvin cycle e. occurs in the chloroplast but is not part of photosynthesis
AP-Energetics-Practice-Test.docx