The most significant importance of the kingdom Protista is as primary producers, and thus food sources, for other organisms, as well as generators of oxygen. Single-celled oceanic algae, which are members of Protista, ac... More » Science Biology

Kingdom Protista includes mostly unicellular, eukaryotic life forms that behave similar to animals, plants and fungi based upon how the organisms obtain nutrition from their environment. These creatures do not fit into o... More » Science Biology Zoology

The primary difference between protists and monerans is that protists are eukaryotic while monerans are prokaryotes. Protists, such as amoebae, are thus more closely related to humans than they are to monerans, such as b... More » Science Biology
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To create a food web diagram, determine the organisms that make up the top level, secondary and primary consumers, and then determine producers and decomposers. Draw the diagram from top to bottom, and use arrows to indi... More » Science Biology

Primary producers, also called autotrophs, are organisms that can produce their own food. Most autotrophs lie at the bottom of the food chain, serving as food sources for animals farther up the line. Primary producers ar... More » Science Biology

Examples from the kingdom Protista include paramecium, amoebas and plasmodium vivax. These protists are considered more animal-like. Protists that are plant-like include dinoflagellates, euglena, chlamydomonas and ulva. ... More » Science Biology

According to the University of California in Santa Barbara, the main difference between protista and fungi is that fungi need aerobic respiration to survive, whereas protists are able to live in an anaerobic environment ... More » Science Biology