Name : _________________________________________________________________________ Period: __________ Go to Biomanbio.com --- Photosynthesis---- Leaf Anatomy 1. The ______________ _________________ cells are most responsible for doing photosynthesis. 2. The organelle responsible for doing photosynthesis is _______________________. 3. Within the Chloroplast the green discs called ______________________are where _____________ dependent reactions occur. 4. The fluid surrounding a chloroplast called the ____________________ is where the __________ cycle occurs. Select Light dependent reactions to answer following. 5. Photolysis (Step 1): light strikes _____________ in __________________ II. Causing electrons to become excited (gain energy) 6. The excited electrons leave Photosystem II and begin travel down _____________ ___________ ___________. 7. Photolysis (step 2): Water is split to replace _______________ lost. Also produces ________________ ions and ____________________. 8. As electrons travel down the chain. Their energy is used to pump ___________________ ions across membrane into the ___________________________ space. 9. This results in a ______________ concentration of ____ in thylakoid space versus low in stroma. 10. Hydrogen moves from high to low concentration by ____________________. 11. H+ enters through a protein called ________ ________________. 12. ATP will be used during __________________ _______________ as energy source to produce sugar. 13. Electrons continue down electron transport chain to ______________I. Light strikes causing electrons to get excited again. Continue further down a second electron transport chain. 14. Electrons are used to reduce ______ to for _______. Which is a _____________ _______________. Then enters Stroma for Calvin Cycle. 15. Light-dependent reactions of photosynthesis are to produce _____ and _________ used in Calvin Cycle for organic compound production. 16. Go through steps again to check for understanding. Now Enter the Calvin Cycle 17. Phase 1: is called _______________ ________________ where three molecules of _____________ and three molecules of ____________ are used to produce 6 molecules of ______________________ using an enzyme called RuBisCo. 18. Phase 2: is called _______________________, where 6 molecules of 3-Phosphoglycerate is added with electrons carried by ________________ and ________ produced from______________ _____________ reactions. This produces 6 molecules of ______________. 19. G3P is the final product of Calvin Cycle. Only ____ molecule of G3P will leave Calvin Cycle and used to form organic compounds like _____________________. 20. The other 5 molecules of G3P are used for the _____________________ of RuBP. Which allows cycle to continue. 21. RuBP requires energy for regeneration to occur. Energy comes from _______a product from light reactions. Repeat steps to check for understanding. Enter ------Photosynthesis Quiz 22. Which part of the plant cell performs photosynthesis? ___________________________ 23. What does light do when it strikes the chlorophyll molecules of photosynthesis 1 and 2? ______________________ _______________________________________________ 24. After light excites electrons and they leave Photosystem II to travel down the first electron transport chain. How are these electrons replaced to Photosystem II? ___________________________________________________________________________________________ 25. The splitting of water at photosystem II is known as _________________ and results in the production of __________________. 26. As electrons travel from photosystem II down the first electron transport chain. Their energy is used to ___________________________________________________________________________________. 27. Why do hydrogen ions flow from the thylakoid space to the stroma through ATP synthase? ___________________________________________________________________________________. 28. After electrons get excited by light a second time (at photosystem I). Where do they go? ___________________________________________________________________________________. 29. Which products of the light-dependent reactions are used in the Calvin cycle to help from reduced organic compounds? ____________________________________________________________________________. 30. What happens during the carbon fixation stage of the Calvin Cycle (light-independent reactions)? ______________________________________________________________________________________. 31. What happens during the reduction stage of the Calvin Cycle (light-independent reactions)? ______________________________________________________________________________________. 32. What happens during the regeneration stage of the Calvin Cycle (light-independent reactions)? ______________________________________________________________________________________.