2007-11-05 15:24:11 · 0 answers · asked by hi 2 in Science & Mathematics ➔ Botany
The plant takes in CO2 from the air, and through the process of photosynthesis, consumes the C molecules and releases O2 (oxygen) molecules from their stomata into the air.
2007-11-05 15:43:27 · answer #1 · answered by kiki 6 · 0⤊ 7⤋
The oxygen comes from breaking water molecules. The cell keeps the H+ and the electrons from water and throws away the oxygen. Two oxygens from two molecules of water make one molecule of O2, oxygen gas.
So, WATER is the source of oxygen in photosynthesis.
2007-11-05 15:50:26 · answer #2 · answered by ecolink 7 · 13⤊ 1⤋
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the source of the oxygen atoms is water which is split at Photosytem II. proton gradient produced as electrons pass along a series of electron carriers in theAlkaidd membranes.
2016-04-09 02:39:55 · answer #3 · answered by Anonymous · 0⤊ 0⤋
the plant.
the plant makes the oxygen.
the source of Carbon Dioxide is the atmosphere/people exhaling, etc
2007-11-05 15:27:20 · answer #4 · answered by Anonymous · 0⤊ 6⤋
water is the source of o2 in photosynthasis
2007-11-06 00:02:46 · answer #5 · answered by Anonymous · 1⤊ 0⤋
People breathe our carbon dioxide and Plants breathe in oxygen. This very important exchange lets life on earth continue.
2007-11-05 15:32:39 · answer #6 · answered by ginaforu5448 5 · 0⤊ 5⤋