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L: Intro to Animals
1.4/ 12.1/ 14.1
34
Biology
7th Grade
03/29/2011

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Term
Classification
Definition
The process of grouping things based on their similarities.
Term
Aristotle
Definition
who was the first scientist to develop a classification system for organisms.
Term
Carolus Linnaeus
Definition
who expanded on Aristotle’s idea of classification.; He placed them in groups base on their observable features
Term
Taxonomy-
Definition
The scientific study of how living organisms are classified.
Term
Phylogeny-
Definition
the evolutionary history
Term
avoid mistakes; show similar ancestry; Give descriptive information about the species; be organized easily.
Definition
What are the Values of Classification?
Term
Binomial nomenclature
Definition
each organism is given a two-part name.
Term
Genus & species
Definition
This two-part naming system is made up of the _________and ___________name.
Term
species
Definition
is either written in italics or underlined.
Term
Genus
Definition
name is always capitalized
Term
Genus
Definition
name is always capitalized
Term
1. Animal
2. Plant
3. Fungi
4. Protists
5. Eubacteria
6. Archaebacteria
Definition
Six Kingdoms
Term
a devise used to simplify the classification of unfamiliar organisms.
Definition
taxonomic key
Term
dichotomous key
Definition
a method for determining the identity of something by going through a series of choices
Term
Herbivore
Definition
eat only plants or parts of plants
Term
Carnivores
Definition
eat only other animals.
Term
Omnivores
Definition
eat plants and animals.
Term
Detritivore
Definition
eats dead material
Term
Outer covering
Definition
protect some animals Ex: porcupine
Term
size
Definition
very small, very large for protection
Term
Camouflage
Definition
any marking or coloring that helps an animal hide from others
Term
Behavioral Adaptations
Definition
Chemical defense
Running speeds
Groups
Term
Vertebrates-
Definition
have backbones
Term
Invertebrate-
Definition
no backbone
Term
Asymmetrical
Definition
no definite shape
Term
Radial symmetry
Definition
arranged in circle around a center point
Term
Bilateral symmetry
Definition
two sides similar
Term
Notochord
Definition
Firm but flexible structure that extends along the upper part of a chordate’s body
Term
Postanal Tail
Definition
A muscular structure at the end of a developing chordate
Term
Nerve Cord
Definition
Tube-like structure above the notochord that in most chordates develops into the brain and spinal cord
Term
Gill Slits
Definition
In developing chordates, the paired openings found in the area between the mouth and digestive tube.
Term
Endoskeleton-
Definition
internal framework/skeleton
Term
Ectotherms
Definition
internal body temperature that changes with the temperature of its surroundings
Term
Endotherms
Definition
has a nearly constant internal body temperature
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