Photosynthesis happens when plants use the energy of the sun and other reactants to produce sugar and water that they need to survive. The reactants of photosynthesis are energy, carbon dioxide, and water. The products are glucose and oxygen.
<span>Energy (Sun) + CO2 (Carbon dioxide) + H2O (Water) -> C6H12O6 (Glucose) + O<span>2 (Oxygen). </span></span> Photosynthesis is generally performed by various plants and bacteria.