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Please complete the following question. Do not make the response unnecessarily long.
SAA - 5
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- 1. Outline the steps of an experiment to prove that photosynthesis occurs with both light dependent and light independent phases. What are the materials needed and what is the expected outcome? Include a diagram to support your answer.7. The figure shows the effect of light on the rate of photosynthesis Based on the graph, answer the following questions: (i) At which point(s) A, B or C in the curve, light is a limiting factor? (ii) What could be the limiting factor/s in region A? (iii) What do region C and D represent on the curve? Light intensity Rate of photosynthesis7.Draw the action spectrum of photosynthesis and the absorption spectrum of chlorophyll on the axes below: % use of absorbed light 100 1 50 25 chloro chlorophyll phyll a 400 baction spectrum 500 absorption spectrum 600 wavelength of light (nm) 700 800 100 5 50 25 % absorption of light 8.Make a note on the above diagram (Q=7) to explain why most leaves look green.
- 10. Observe the graph on the right. If you had a hypothetical plant that only had a hypothetical photopigment with an absorption maximum at 585, which color light would produce the highest rate of photosynthesis? ltra Violet Blue 456-492 nm Green 492677 nm Yellow Orange 597-620 nm Red intra vielet red 400-455 nm 677-697 nm 620-700 nm nm 400 500 600 700 short wtength Ieng vetength high fmuency lawhumcy3. Describe non-cyclic electron flow in the light reactions of photosynthesis (be sure to include which photosystems are involved and what end products are made in the reactions).8. If the light-independent reaction can run without light, why does oxygen production (and presumably glucose production) stop?
- 3) Explain the antenna pigment molecules in photosynthesis.1. During the light dependent reaction, the molecules within the membrane absorb light energy 2. high energy compounds light dependent portion of photosynthesis 3. an electron which is released by a process called and are produced in the in the thylakoid enters where it is energized and used to convert energy. 4. protons travel through located in the thylakoid membrane in a high energy compound. a process known as 5. The three stages of the light independent reaction are to produce and 6. The most abundant protein on earth is 7. You would need molecules of RuBp in order to create 1 molecule of glucose4. How important is light for photosynthesis? Explain using information from Table 2. asap
- 6. Two reactions of photosynthesis are the light dependent reaction and * light-independent reaction O Kreb's cydle sugar-dependent reaction O sugar-independent reaction13. Summarize the Stages of the Photosynthesis Stage 1 Photo Stage 2 Synthesis Location: Location: Inputs: Outputs: Purpose: Inputs: Outputs: Purpose: 14. What is the role of water in photosynthesis? Describe them both! 15. What is the role of NADP+/NADPH? 16. Calvin Cycle: Describe the purpose of carbon fixation. 17. Calvin Cycle: Describe the purpose of reduction. 18. How is ATP used in the Calvin Cycle? List two uses.1.The shorter the wavelength of visible light the Group of answer choices a, more photons it contains b, less energy absorbed by photosynthetic pigments c, reener the color d, greater the energy 2. The reason we breathe in oxygen is to assist in the production of Group of answer choices a, cell structures b, ATP c, Glucose d, Nitrogen 3. Why does a plant use the CAM or C4 pathway during photosynthesis? Group of answer choices a, To bind carbon dioxide and not use the C3 pathway in photosynthesis b, To bind Carbon dioxide to use later in the C3 pathway when carbon dioxide levels are low due to closed stomata c, Plants that use C4 and CAM do not do photosynthesis d, To use in the process of cell respiration when stomata are closed