This five-minute animated tutorial describes Winogradsky columns. The tutorial shows how to create a Winogradsky Column, describes the various layers and types of microbes in a column, and explains the interdependence and metabolic activities of the organisms. Users are given the choice of a "narrated" version or a "step-through" version in which each image is accompanied with text. The tutorial takes a moment to load.
Subject: Biology:Microbiology, Ecology:Metabolism Resource Type: Audio/Visual:Images/Illustrations Grade Level: Informal, College Lower (13-14), High School (9-12) Extreme Environments: Anoxic Topics: Biosphere:Ecology:Habitats:Freshwater, Biosphere:Microbiology, Ecology:Metabolism