Animal Kingdoms Flashcards
(39 cards)
What are the two main characteristics that distinguish among the members of the six kingdoms?
- Difference in cellular structures
2. Methods of obtaining energy
What are the six kingdoms of organisms?
- Archaebacteria
- Eubacteria
- Protists
- Fungi
- Plants
- Animals
Prokaryotes
Organisms with cells that lack distinct nuclei bonded by a membrane
What are the two kingdoms of prokaryotic?
Archaebacteria and Eubacteria
Archaebacteria
Live mostly in extreme environments, swamps, deep oceans hydrothermal vents, and seawater evaporating ponds
Eubacteria
Live in most habitats except the extreme ones
Protists
A eukaryote that lacks complex organ systems and lives in moist environments, plant like and animal like
Fungi
Heterotrophs that do not move from place to place
Fungus
A unicellular or multicellular eukaryote that absorbs nutrients from organic materials in the environment
Plants
Multicellular oxygen producers, photosynthetic eukaryotes
What is the oldest plant?
400 million years old
How many known species are there of plants?
250,000
Animals
Multicellular heterotrophs, that do not have cell walls
How are animals cells organized?
- Cells
- Tissues
- Organs
Taxonomy
The science of classifying living things
Systematics
Organisms are named and grouped according to their evolutionary relationships
Who was Carolus Linnaeus?
A taxonomists who paved the way for a common scientific language of naming species with binomial nomenclature.
Binomial nomenclature
Each species is assigned a two part scientific genus, and species
Genus
A group of closely related species
Species
A group of similar organisms that can breed and produce fertile offspring
What is the species name a description of?
The organisms habitat, or important trait
What are the rules to follow when writing the scientific name of an organism?
- Scientific name (italics) (cursive)
- The generic genus must have a capital letter
- The abbreviation sp is used when the specific name is unknown
- The scientific name MUST be written in full when it is first used
Taxon
A group or level of organization
How many taxons are there?
7