Unit 8 Classification Flashcards
The science of classifying organism
Taxonamy
The botanist who first suggested a two naming system was
Linneaus
This naming system is known as
Binomial nomenclat
The scientific name for humans is
Homo sapiens
the groups/categories that scientist used in classifying organisms are known as
Taxa
list the classification groups below beginning with the most broad grouping and ending with the most specific grouping
kingdom phylum class order family genus species
which grouping in the list above exists in nature?
species
which grouping includes a greater number of species
class, phylum, genus
a group of organisms that breed and produce offspring
species
cells with a true nucleus
eukaryote
do not have a nuclear membrane
prokaryotic (bacteria)
list the 6 kingdoms below
plantae, animalia, fungi, protista, eubacteria, archae bacteria
which two groups are prokaryotic?
Archaebacteria and Eubacteria
members of what domain live in some of the most extreme environments on earth?
Archaebacteria
living examples of the kingdom protista including organisms you observed in the lab. they including..?
amoeba, paramecium, euglena
organisms that produce their own food through chemosynthesis or photosynthesis are known as
autotroph
organisms that cannot produce their own food are known as
heterotroph
what is the reproductive structure of a fungus that grows above ground called?
mushrooms
other examples of fungi observed in the lab?
bread, wheat, and corn
organisms that lack a backbone are known as
invertebrates
aquatic organisms that have many pores and are in the phylum porifera are commonly known as…
sponges
sponges are the least complex invertebrates and only have
2 cell layers
jelly fish such as the portuguese man-o-war belong to the phylum
cnidaria
jellyfish have two life cycle stages known as the what and the what?
polyp and medusa
the common earthworm belongs to the phylum
amelida
the scientific name for amelida is
lumbricus
phylum mollusca may or not have a shell. three types of mollusks with external shells are
claws, oyster and snail
mollusks that do not have a shell are
slug-octopus
all arthropods have a tough outer skeleton known as
exoskeleton
exoskeleton is made out of a material called
chitin
two functions of the outer skeleton of arthropods are to
protection and prevents H20 loss
crayfish and spiders have a fused head and thorax called
cephalothorat
spiders have how many legs
8 legs
insects have how many legs
6 legs
millipedes have how many pairs of legs per body segment?
2 pairs , 4 legs total
centipedes have how many pairs of legs per body segment?
i pairs of legs per body segment 2 legs total
what phylum include sea stars, sand dollars, and sea urchins and the name of the phylum means “spiny skin”
Echinodermata
Echinodermata have what type of symmetry?
radial
Echinodermata move by using?
water vascular and tube feet
name 3 characteristics of all chordates
dorsal hollow nerve cord, cartilage notochord, tail gill slits
all chordates do not have a backbone however those that do not are known as
vertebrates
the most primitive vertebrates are the jawless fish in what class?
agnatha
examples of jawless fish are
lamprey and hag fish
sharks, skates, and rays are members of the vertebrate class ___
chondrichthyes
bass perch and salmon and goldfish are ___
bony fish and belong to the class osteichthyes
the class that breathe with gills as young and though lugs and their skin as adults they have moist skin and live on land in the water
amphibia
snakes lizards, turtles and dinosaurs are classified as class___ they have scales, claws, lay eggs with shells, and are cold blooded
reptilia
class ___ include birds. members of this class are warm blooded have hollow bones, lay eggs with shells and have feathers
Aves
Class ____ include placental marsupial and monotreme orders they have hair or fur as their outer covering have mammary glands and are warm blooded
mammalia
