Microorganisms: Beneficial Activities.

Duration: 15 min.

Year Published: 1958

Creator: Indiana University

Format: 16mm

Color: Color

Sound: sound

Description: 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.

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

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


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