spider has three pairs of legs
insect has four pairs of legs
spider has four paris of legs
none of these
C. spider has four paris of legs
Platyhelminthessolenocytes
Molluscametamerism
Mammaliadiaphragm
Chordatadorsal tubular nerve cord
insecta
oligochaeta
arachnida
crustace
limbless amphibian
limbless snake
limbless lizard
limbless fish
shark
whale
frog
lizard
an arthropod
a mollusc
an insect
an echinoderm
Peripatus
Limulus
Balanoglossus
Sphenodon
Cestoda
Trematoda
Sporozoa
Suctoria
Earthworm
Hydra
Ascaris
Scolopendra
Fishes and Echinodermata
Coelentrata and Echinodermata
Porifera and Coelentrata
Echinodermata and Protochordata
star fish
cartilagenous fish
jellyfish
cuttlefish
Salamandar, lizard, penguin and bat
Tortoise, crocodile, crow and bat
Crow, penguin, bat and rat
Turtle, ostrich, spiny ant eater and dog
Archaeopteryx is a connecting link between mammals and aves
Duck-bill platypus is a connecting link between reptiles and mammals
Sea horse is a connecting link between fish and horse
Hydra is a connecting link between protozoa and metazoa
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
Ascaris, Hydra, Earthworm
Leech, Hydra, Tapeworm
Hydra, Man, Leech
Tapeworm, Toad, Starfish
Saw fish
Silver fish
Dogfish
Pipefish
Fishes
Reptilia
Echinodermata
Mammalia
homologous
analogous
both homologous and analogous
phylogenetically related
Monera, Protista, Metaphyta, Meta-zoa and Parazoa
Monera, Protista, Fungi, Plantae and Animalia
Mpnera, Prokaryotes, Fungi, Plantae and Animalia
Prokaryotes, Eukaryotes, Fungi, Plantae and Animalia
mollusca
bivalvia
scaphopoda
gastropoda
size
locomotary organelles
shape
number of nuclei
tortoise
turtles
sea hares
none of these
Hydra
Earthworm
Centipede
Cockroach
Pleural cavity
Pericardial cavity
Peritoneal cavity
The cavity inside the stomach and intestine
homologous structures
analogous structures
both (a) and (b
integumentary derivatives
genus
order
class
species
asymmetrical
symmetrical
bilaterally symmetrical
radially symmetrical
idae as a suffix to the name of the type genus
inae as a suffix
ceae as a suffix
oidea as a suffix
Amoeba
Hydra
Earthworm
Cockroach
Coelenterata
Hydrozoa
Scyphozoa
Anthozoa
Carolus Linnaeus
E. Haeckel
G.L. Cuvier
John Ray