Photosynthesis Questions

On a separate sheet of paper answer these questions in complete sentences.

  1. Define metabolism.
  2. Define photosynthesis.
  3. What is the balanced equation for photosynthesis?
  4. What types of organisms undergo photosynthesis?
  5. What are the chemical inputs to photosynthesis?
  6. Where does the light-dependent reaction occur?
  7. Where does the light-independent reaction occur?
  8. If the light-dependent reaction has made ATP why bother with the light-independent reaction?
  9. Why did Calvin describe the process that bears his name as a cycle?
  10. At what stage of photosynthesis do the oxygen atoms exit the process?
  11. At what stage of photosynthesis do the carbon atoms enter the process? What form does the carbon take?
  12. At what stage of photosynthesis do the carbon atoms exit the process? What form does the carbon take?
  13. When did photosynthesis start on Earth? How do you know?
  14. Describe a pigment as it relates to photosynthesis.
  15. What is the most common pigment in green plants?
  16. Why do deciduous trees leaves turn colors in the fall?
  17. Draw a chloroplast and label its inner and outer membranes, thylakoid, stroma and grana.