Photosynthesis takes place in chloroplasts. It converts the sun's energy into usable "food" for the plant. It converts carbon dioxide and water into organic molecules, releasing oxygen. Hope this helps!
If you're trying to figure out what "Photosynthesiis " is.
It is ↓
Photosynthesis is like the process by which the green plants and some other things use the light from the sun to synthesize foods for carbon dioxide and the water
