arthropoda
pisces
mammalia
reptilia
Tea cucumber
Sea urchin
Sea horse
Sea pen
2 pairs of legs
3 pairs of legs
4 pairs of legs
5 pairs of legs
homologous structures
analogous structures
both (a) and (b
integumentary derivatives
Hyalonema
Euplectalla
Tethya
Leucosolenia
Reptilia
Amphibia
Aves
Mammalia
four-chambered heart
shelled eggs
thecodont dentition
powerful jaws
idae as a suffix to the name of the type genus
inae as a suffix
ceae as a suffix
oidea as a suffix
John Ray
Carolus Linnaeus
G.L. Cuvier
All of these
porifera
coelentrata
annelida
mollusca
Frog
Lizard
Pigeon
Whale
well developed body cavity with alimentary canal
dorsal tubular nerve cord
ventrally situated heart
all of these
Ascaris, Hydra, Earthworm
Leech, Hydra, Tapeworm
Hydra, Man, Leech
Tapeworm, Toad, Starfish
hag fish
eel
flyingfish
seahorse
Pisces
Amphibia
Reptile
Mammals
insects
crustaceans
annelids
arachnids
Protozoa
Parazoa
Annelida
Arthropoda
Urochordata
Cephalochordata
Vertebrata
Hemichordata
all types of single celled eukaryotic organisms
all types of single celled plants, animals as well as bacteria
all types of bacteria and blue green algae
all types of sinlge celled eukaryotes and prokaryotes
solid ventral nerve cord
dorsal tubular nerve cord
paired nerve cords
ganglionated nerve cord
external segments correspond to internal segments
the body of an animal is made up of dissimilar units
all body segments along the length of the body are similar
none of these
Mammalia
Carnivora
Canidae
Catiisfamilaris
tortoise
turtles
sea hares
none of these
Frog
Lizard
Pigeon
Whale
Mollusca
Echinodermata
Hemichordata
Urochordata
spider has three pairs of legs
insect has four pairs of legs
spider has four paris of legs
none of these
Annelida
Mollusca
Echinodermata
Arthropoda
Fish
Rat
Frog
Lizard
intestinal parasites
earthworms
roundworms
tapeworms
Ant eater
Dolfin
Heloderma
Echidna