Answer:
There is no image showing the plant but based on the description, the answer is;
Chloroplast
Explanation:
A plant cell is a living cell that has a unique organnelle different from other cells. The organnelle is Chloroplast. According to the question, a green leaf-shaped organnelle is labeled I. This organnelle is Chloroplast because it is a plastid that reflects the green wavelength of light, hence making it appeared green and also the plant.
The CHLOROPLAST contains Chlorophyll A and B that contributes to the green coloration of the CHLOROPLAST, which is the organnelle in charge of the unique photosynthetic ability of the plant. It is where photosynthesis occurs.
