Chloroplast- A membrane bound organelle that uses light energy and makes glucose from water and carbon dioxide in photosynthesis.

Oxygen- A colorless, odorless reactive gas, the chemical element of atomic number 8, and the life supporting component of the air.

Stoma- A tiny pore in a leaf through which gases and water vapor pass through in photosynthesis.

Glucose- the sugar produced during photosynthesis.