Photosynthesis, life energy [videorecording] /
National Geographic Society.
- Washington, D.C. : National Geographic Society, Educational Services, c1983.
- 1 videocassette (18 min.) : sd., col. ; 1/2 in. + 1 teacher's guide.
VHS format. "National Geographic Society educational video presentations." Intended audience: Grades 7-12 and adults. Issued also as U-matic 3/4 in. or Beta 1/2 in. Issued also as motion picture.
Explains the basic process of photosynthesis and describes its importance in the food pyramid. Also looks at newly discovered photosynthetic organisms which may provide fuel in the future.
83706730 /F/r91
Photosynthesis.
Food chains (Ecology)
Photosynthetic bacteria.
VHS format. "National Geographic Society educational video presentations." Intended audience: Grades 7-12 and adults. Issued also as U-matic 3/4 in. or Beta 1/2 in. Issued also as motion picture.
Explains the basic process of photosynthesis and describes its importance in the food pyramid. Also looks at newly discovered photosynthetic organisms which may provide fuel in the future.
83706730 /F/r91
Photosynthesis.
Food chains (Ecology)
Photosynthetic bacteria.