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How to Use a Microscope. C-MORE | Events. The ocean contains a universe of small wonders, an interconnected web of life. Marine microbes are the root of all this life. Below is a simplifed version of how energy and matter are transferred in the ocean. Each box represents a general class of organisms, for example autotrophs. Arrows indicate the transfer of elements and energy between these boxes.

Phytoplankton Phytoplankton is a general term encompassing all autotrophic organisms. Nitrogen-fixers Nitrogen (N) is an essential ingredient in the recipe for life. Grazers: Zooplankton and More A colorful and varied assortment of organisms directly rely on microbes as a source of nutrition. Higher Organisms Beyond the microbial work-horses of the marine environment, there are the many creatures that depend on the productivity of the base of the food chain.

Viruses Viruses are the most numerous biological entities in aquatic ecosystems, with concentrations 3 to 10 times higher than bacteria. Symbiotic Associations: Bridging Relationships. Class Links. Quarter 3 Genetics Links. 7th Grade Life Science - Mr. Cogbill's Class. Quarter 4 Ecosystems Links. DNA – The Molecule of Life. Mistersouza. Google.

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