hairy skin and ovipary
hairy skin and mammary glands
mammary glands and teeth
pinnae and teeth
B. hairy skin and mammary glands
spider has three pairs of legs
insect has four pairs of legs
spider has four paris of legs
none of these
Salamandar, lizard, penguin and bat
Tortoise, crocodile, crow and bat
Crow, penguin, bat and rat
Turtle, ostrich, spiny ant eater and dog
John Ray
Carolus Linnaeus
G.L. Cuvier
All of these
Mollusca
Echinodermata
Hemichordata
Urochordata
Geographical isolation
Reproductive isolation
Behavioural isolation
Hybrid in viability
flat worms
roundworms
tapeworms
blind worms
Hydra
Earthworm
Centipede
Cockroach
long incisors
long canines
short canines
short incisors
mollusca
bivalvia
scaphopoda
gastropoda
Amoeba
Hydra
Earthworm
Cockroach
insects
shrimps
echinoderms
molluscs
They are flying animals
They are warm blooded
They are bipedal and have feathers
They are quadruped and have scales
Mammary glands, hairs, gill slits
Notochord, gill slits and dorsal ! tubular nervous system
Notochord, scales and dorsal tubular nervous system
Gill slits, vertebral column and notochoitl
notochord extends upto head
foot is located on head
head is located on foot
head is fused with thorax
compound eyes
joint legs
book lungs
green glands
fish
mammal
bird
none of these
arthropoda
pisces
mammalia
reptilia
Onychophora, Myriapoda, Arachnida
Hydrozoa, Scyphozoa, Anthozoa
Polychaeta, Hirudiniea, Oligochaeta
Gastropoda, Rhizopoda, Scaphopoda
immotile, radially symmetrical animals
motile, bilaterally symmetrical animals
bilaterally symmetrical, non-motile terrestrial animals
both (b) and (c)
size
locomotary organelles
shape
number of nuclei
annelida
chaetopoda
polychaeta
oligochaeta
Passer domesticus
Pavo cristatus
Psittacula krameri
None of these
annelida
arthropoda
mollusca
echinodermata
Coelenterata
Hydrozoa
Scyphozoa
Anthozoa
variety
species
sub species
genus
Insect has 6 pairs of legs and one pair of wings while spider has 4 pairs of legs and no wings
Insect has 4 pair of legs and two pairs of wings while spider has 3 pairs of legs and no wings
Insect has 3 pairs of legs and two pairs of wings and spider has 4 pairs of legs and no wings
Insect has 3 pairs of legs and generally no wings while spider has 5 pairs of legs and generally one pair of wings
leech
tapeworm
earthworm
slug
Peripatus
Limulus
Balanoglossus
Sphenodon
Frog
Lizard
Pigeon
Whale
Carolus Linnaeus
E. Haeckel
G.L. Cuvier
John Ray