12.7: Summative Questions


1. What is the energy input for photosynthesis (i.e. what powers the electron transport chain)?
2. At what stage in photosynthesis is water used? What is the function it serves in this process and what is it converted into?
3. At what stage in photosynthesis is $$\ce{CO2}$$ used? What is the function it serves in this process and what is it converted into?
4. Zea mays is a C4 plant. In the cross section of a Z. mays leaf below, identify where RuBisCO is and where the Calvin cycle is occuring.
1. What other features does this leaf have that indicate it might be adapted to an environment where water was limiting?