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Unit 5A

Dichotomous Key

TermDefinition
Dichotomous Key A tool used to determine the identity of things in the natural world.
Couplets A pair of contradictory statements where one statement is accepted and the other rejected.
Organism An individual animal, plant or single-celled life form.
Kingdom One of six groups of organisms that share similar characteristics with other that are also in that group.
Kingdom Eubacteria True bacteria, prokaryotic, unicellular, autotrophs and heterotroph, spherical or rod-shaped, and found in soil, rocks, oceans, snow and living organisms.
Kingdom Achaeabacteria Differs from other bacteria, prokaryotic, unicellular, autotroph and heterotroph , and found in extreme environments such as hydrothermal vents.
Kingdom Protista Cannot be classified as animal, plant or fungus, eukaryotes, most are unicellular, and autotroph and heterotroph; Ex: slime mold (A), protozoa (B), primitive algae (C)
Kingdom Fungi Multicellular, eukaryotes, all heterotrophs – consumers; Ex: yeast (A), mushrooms (B), ringworm (C).
Kingdom Plantae Multicellular, eukaryotes, most live on land, autotrophs – (producer, makes its own food), provides food for heterotrophs.
Kingdom Animalia Multicellular, eukaryotes, live everywhere, heterotrophs - consumers.
Created by: PRO Teacher dowdyp
 



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