Lizards have two pairs of pentadactyl limbs
Crocodile has webbed feet
Crocodiles are included under the sub-class Diapsida
The only poisonous lizard is varanus
garial
alligator
crocodile
both (b) and (c)
Poikilothermic and Amniotic
Homiothermic and Amniotic
Poikilothermic and Anamniotic
Homiothermic and Anamniotic
acrodont and homodont dentition
homodont and thecodont dentition
heterodont and thecodont dentition
heterodont and acrodont dentition
nervous system
respiratory system
digestive system
excretory system
Hetttidaclylus
Chameleon
Draco
Sphenodon
Glass snake
Coral snake
Rat snake
Blind snake
king cobra
crocodile
sphenodon
lizard
turtles and tortoises
alligators
snakes
lizards
mandibles
maxilla
squamosal
quadrate
krait
viper
sea snake
rat snake
Their body is covered with dry, horny, mesodermal scales
Their skin is devoid of glands
They are poikilothermous
Their skeletons are more bony than in amphibians
respiratory system
circulatory system
digestive system
nervous system
a lizard has limbs while a snake is limbless
a lizard has movable eyelids while in snake the eyelids are immovble
a snake has functionable ear while in lizards the ears are non-functionable
a snake is poisonous while lizards are non-poisonous
glass snake
blind snake
tree snake
sea snake
Vipers
Cobra
Lizard
Sphenodon
Eryx johnii
Naja naja
Enhydrina
Bungarus
Amphicoelous
Procoelous
Platycoelous
Gastrocoelous
Chameleon
House lizard
Snake
Crocodile
Herpetology
Saurology
Nidology
None of these
dorsoventraly flattened
compressed from side to side
cylindrical and tapering
all of these
Mabuya
Chameleon
Hemidactylus
None of these
The eardrum and middle ear are absent in snakes
Turtles are terrestrial whereas tortoises are aquatic
The rami of lower chin is fused in lizards
Crocodiles have a compressed tail
air
snout
skin
tongue
Wall lizard
Vipers
Flying lizard
Garden lizard
Ophiothrix
Heloderma
Ophiosaurus
Both (a) and (b)
true snake
lizard
protochordate
pseudosnake
buccal glands
salivary glands
palatine glands
lacrimal glands
terrapins
turtles
tortoises
none of these
fishes and amphibians
all the reptiles
lizards and snakes
egg laying mammals