b. Chlorophyll (and other pigments) absorb light energy, which excites electrons. The splitting of water molecules provides a source of electrons. also and share with your friends. A). A) The food below the ring has been used up. Photosynthesis stops at a temperature of about 3 5 o C. a. a. A At both concentrations of C O 2 , the rate of photosynthesis increases as temperature increases continually. Which of the following statements is correct about the graph? b) Electrons from photosystem I reduce pheophytin. d. Only A and C are true. Which of the following statements about the mechanism of the light-dependent reactions of photosynthesis is correct? done clear. C 4 photosynthesis III. Here you can create your own quiz and questions like Which of the following statements are true regarding Photosystems? Which of the following statements about the light reactions of photosynthesis are true? e. A, B, and C are true. c) Electrons from NADPH revert photosystem II … Which of the following statements are true regarding Photosystems? water and carbon dioxide: It might seem a bit unusual that the richest concentration of marine life is (1), (2), which seems less conducive to a good life. The process involves fixation and reduction of carbon dioxide in the stroma of the chloroplast. Which of the following statements is/are true about the given figure? green plants respire during the day also but the rate of respiration is very low The splitting of water molecules provides a source of electrons. Which of the following statements about photosynthesis is correct of the following statements about photosynthesis, which one is true? e. A, B, and C are true. I. Which type of photosynthesis occurs in plants in hot dry conditions? d. Only A and C are true. green plants respire only at night : C). Which of the following statements about the light reactions of photosynthesis are true? b. Chlorophyll (and other pigments) absorb light energy, which excites electrons. With reference to factors affecting the rate of photosynthesis, which of the following statements is not correct? a) Electrons from photosystem I reduce NADPH. green plants do not respire: B). B The rate of photosynthesis is consistently higher at 0.4% carbon dioxide concentration. Different types of photosynthesis occur depending on the environmental conditions and the type of plant. c. ATP is generated by photophosphorylation. C 3 photosynthesis II. B) ... Plants carry out photosynthesis during the night and respiration during the day. C) Plants carry out photosynthesis all the time. Which of the following statements is/are correct related to Dark Reaction: I. These questions will build your knowledge and your own create quiz will build yours and others people knowledge. done clear. is related to Quiz on Photosynthesis. Identify the false statements and rewrite them correctly by changing the first or the last word only. C A M photosynthesis Light saturation for CO 2 fixation occurs at 10% of full sunlight Increasing atmospheric CO 2 concentration upto 0.05% can enhance CO 2 fixation rate c. ATP is generated by photophosphorylation.