Identify the organelle with the following structure or function from the list below: contains chlorophyll, a green pigment that traps energy from sunlight and gives plants their green color

The organelle you're looking for should be cholorplasts.

Chloroplasts are double membrane bound organelles, which is important for the process so photosynthesis. The outer membrane is smooth and gives the shape of the chloroplast, while the inner membrane forms sac that contains chlorophyll inside.

Chloroplasts exists in green plants that photosynthesize for energy, and they appear the most in mesohpyll cells, a type of cells in leaf.