Which of the following organelles is found only in plant cells?

The organelle that is found only in plant cells is plastids. Plastids are organelles that are involved in the synthesis and storage of food, pigments, and other materials in plant cells. They are responsible for storing and converting energy, and they can also play a role in the coloration of plant tissues. Plastids come in several forms, including chloroplasts, which contain chlorophyll and are involved in photosynthesis, and chromoplasts, which contain pigments that give fruits and flowers their color. Mitochondria, ribosomes, and lysosomes are all found in both plant and animal cells.