Answer:
A chloroplast
Step-by-step explanation:
Chloroplasts are the cell organelles in which photosynthesis reactions occur, which use light energy to produce organic molecules. These important structures are found in green algae and plants. Chloroplasts are very important organelles for the functioning of the plant organism, through which plants play an important role in the carbon cycle, producing carbohydrates as they allow plants to produce carbohydrates from carbon dioxide and water.