Which statement correctly describes photosynthesis?
a.
Photosynthesis is an exothermic reaction as light is transferred from the environment to the chloroplasts by heat.
b.
Photosynthesis is an endothermic reaction as light is transferred from the environment to chloroplasts by light.
c.
Photosynthesis is an energy neutral reaction as 100% light energy is converted into a chemical store of energy.
d.
Photosynthesis is an exergonic reaction as there is exergonic due to the change in the Gibbs free energy.