Bazar, Ronald M. and Roma Dehr. Ecology action workbook and dictionary . This environmental information guide for kids and adults will aid students in formulating a plan of action.
Viewers go below the ocean's surface to observe the role of plankton in the marine food chain.
Plankton are defined and the development and operation of phytoplankton and zooplankton are described. Although this is filmed in a marine ecosystem the explanation of the role of phytoplankton and zooplankton is useful. Preview before using in order to identify relevant portions. Intermediate to secondary. Presently available through the Ministry' s video supplier BC Learning Connections.