THE 6 KINGDOMS

ARCHAEBACTERIA

• Characteristics: single celled, lack cell nuclei, found in harsh environments
• Examples: methanogens, extreme thermophiles

EUBACTERIA

• Characteristics: single celled, lack cell nuclei, reproduce by dividing in half
• Examples: proteobacteria, Cyanobacteria

FUNGI

• Characteristics: absorb food through body surface, have cell walls, most live on land
• Examples: yeast, mushrooms, molds, mildews, and rust

PROTISTS

• Characteristics: most are single celled although some have many cells, most live in water
• Examples: diatoms, dinoflagellates, amoeba, trypanosomes, paramecia, Euglena

PLANTS

• Characteristics: many cells, make their own food by photosynthesis, have cell walls
• Examples: ferns, mosses, trees, herbs, grasses

ANIMALS

• Characteristics: many cells, no cell walls, ingest their own food, live on land and in water
• Examples: corals, sponges, worms, insects, fish, reptiles, birds, mammals