What are the elements needed by plants need for photosynthesis? Which elements are found in the atmosphere? Are #1 included in #2?
Atmosphere of Mars
Plants need three elements for photosynthesis: Hydrogen, Oxygen, and Carbon. The atmosphere of Mars is composed of carbon dioxide, nitrogen, argon, and trace levels of water vapor, oxygen, carbon monoxide, hydrogen and other noble gases.
atmosphere
Are all the elements plants need for photosynthesis present in atmosphere of Mars?