Modern Chemistry, Lesson 82: Chemical Reactions in Higher Plants
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✎ Suggest a correctionPoints out that plants obtain the elements carbon, hydrogen, and oxygen, from the air and soil. The other essential elements are absorbed from the soils as ions in water solution. Experimental studies have shown that the oxygen produced in the photosynthesis reaction comes from the water, not the carbon dioxide.
Sources
- Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education) — title, creator, length, description
Record added 2026-09-11 00:30:09 · Suggest a correction