Microorganisms: Beneficial Activities.

Uses cinephotomicrography, animation, and liye photography to show that microorganisms benefit mankind in many ways. Shows the complete nitrogen cycle, the importance of bacteria in the treatment of sewage, and the production of antibiotics by the activity of microorganisms. Points out that microorganisms produce useful chemicals and are important in certain research work. Shows the importance of bacteria and yeasts in the production of food products.

Copyright

Complete catalog record
MICROORGANISMS: BENEFICIAL ACTIVITIES. Audio-Visual Center, Division of University Extension, Indiana University. 15 min., sd., color, 16mm. © Indiana University; 13May58; MP9282.

Related films

Sources

  1. 16mm Filmography (legacy record) — title, year, creator, length, format, color, sound, catalog record, copyright
  2. Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education) — title, creator, length, description