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What Do Plants Need to Make Sugar & Release Oxygen?

By Frank Whittemore ; Updated September 21, 2017

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 the Author


In Jacksonville, Fla., Frank Whittemore is a content strategist with over a decade of experience as a hospital corpsman in the U.S. Navy and a licensed paramedic. He has over 15 years experience writing for several Fortune 500 companies. Whittemore writes on topics in medicine, nature, science, technology, the arts, cuisine, travel and sports.