Photosynthesis Review

1. What is the meaning of the word photosynthesis?

2. What are the end products of photosynthesis?

3. Which organisms are responsible for carrying out the most photosynthesis on the earth?

4. The energy conversion in photosynthesis occurs in three stages. What are they?

5. State the four factors that must be present to begin the process of photosynthesis.

6. Summarize the events of the light reactions.

7. What are the products of the light reactions?

8. In what part of the chloroplast do the light reactions take place?

9. Where in the chloroplast is chlorophyll located?

10. What is the term for the stacks of disks seen in plants?

11. What is the term for the fluid surrounding these stacks?

12. What function is served by chlorophyll?

13. What molecule carries hydrogen and electrons during photosynthesis?

14. Where in the chloroplast does the ETC occur?

15. Where does the Calvin cycle occur?

16. What is the function of the Calvin cycle?

17. State the products of the Calvin cycle.

18. Carbon fixation changes ___ into ___.

19. What is the source of the oxygen released during photosynthesis?

20. Where does the carbon for making glucose come from?

21. What is the purpose of the electron transport chain in photosynthesis?

22. How do the electrons accepted by the ETC become high energy?

23. Where in the cell does the ETC occur?

24. What is the source of electrons to replace those lost from photosystem II?

25. What is the source of electrons to replace those lost from photosystem I?

26. What happens to the ATP produced in chloroplasts?

27. Why does the primary electron acceptor have to be so close to chlorophyll?

28. When plants photosynthesize, they always make more glucose than they require for food. Explain.

29. How are the general formulas for photosynthesis and cellular respiration related?

30. What is the immediate energy source for the dark reactions?

31. What final product in carbon fixation is used to make glucose?

32. If you illuminate a solution of chlorophyll, carbon dioxide, and water in a glass vessel, will the mixture produce sugar? Explain.