Question:
2H2O 4H+ + O2 + 4e–
Based on the above equation, answer the following questions:
a. Where does this reaction take place in plants?
b. What is the significance of this reaction?
Solution:
a. It takes place in PS II which is a decomposition reaction of the water molecule.
b. Splitting of water continuously provides electrons to the electron transport chain; further steps of photosynthesis.