Plant organs in leaves called chloroplasts, which contain the pigment chlorophyll, use energy from light to convert water, taken in by the root system, and carbon dioxide, drawn in through the leaves, into sugar. The leaves then release oxygen as a by-product. This process is known as photosynthesis.
About this Author
Located in Jacksonville, Fla, Frank Whittemore has been a writer and content strategist for over 15 years, providing corporate communications services to Fortune 500 companies. Whittemore writes on topics that stem from his fascination with nature, the environment, science, medicine and technology.