Present a thorough explanation for the question given.
 
Explain the conversion stage during photosynthesis.
 
a. In the conversion stage, water molecules absorbed by plants are split into hydrogen and oxygen by a light-driven reaction called _________.
 
b. The splitting of water molecules during this stage results in the release of _________ into the atmosphere.
 
c. The process of photolysis occurs in the presence of _________ energy absorbed by photosystem II.
 
d. The splitting of water during this stage is an example of an _________ reaction as electrons are released.
 
e. The hydrogen atoms produced during this stage are mainly used for the process of _________.