Modern Chemistry, Lesson 82: Chemical Reactions in Higher Plants

Duration: 30 min

Creator: Encyclopaedia Britannica Educational Corporation

Description: Points 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.

Metadata Source:Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education)