A third eye is present in the forehead of
Vipers
Cobra
Lizard
Sphenodon
Correct Answer :
D. Sphenodon
Related Questions
Special articular surfaces on the vertebrae of snakes are
pre- and post-zygapophysis
zygantera and zygosphenes
neural arches and haemal arches
none of these
The venom of cobra effects
nervous system
respiratory system
digestive system
excretory system
Which one of these is a sea snake?
Eryx johnii
Naja naja
Enhydrina
Bungarus
Crocodiles have
acrodont and homodont dentition
homodont and thecodont dentition
heterodont and thecodont dentition
heterodont and acrodont dentition
If a snake has small belly scales and a cylindrical tail, it is a
poisonous snake
non-poisonous snake
(a) or (b)
(a) and (b)
Which one of these is a fossil ?
Hetttidaclylus
Chameleon
Draco
Sphenodon
The locomotion of snake is helped by
ribs and reduced limbs
ribs only
reduced limbs
reduced ribs
Glass snake is a
true snake
lizard
protochordate
pseudosnake
The study of lizard is known as
Herpetology
Saurology
Nidology
None of these
Toothless reptile is
snake
chelone
sea snake
lizard
Cobra can be distinguished by the presence of
agile habit
hood
black colour
hood and III large supralabials
The group of reptiles similar to sphenodon is
turtles and tortoises
alligators
snakes
lizards
Which is not true of reptiles ?
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
The snakes belong to the group
Chelonia
Ophidia
Lacertilia
Rhyncocephalia
A snake has
movable eyelids
immovable eyelids
noeyeslids
only nictitating membrane
Which is not a true snake ?
Glass snake
Coral snake
Rat snake
Blind snake
The ability to change colour rapidly so as to blend with the background of their environment is best seen in
Snakes
Crocodiles
Turtles
Chameleons
The belly scales on the body of a snake are broad and the third supralabial scale touches the eye and the nasal shield, it is a
viper
krait
sea snake
cobra
Vertebrae of reptiles are
Amphicoelous
Procoelous
Platycoelous
Gastrocoelous
Pleurodont dentition is characteristic of
fishes and amphibians
all the reptiles
lizards and snakes
egg laying mammals
Gap of the mouth is very wide in
Wall lizard
Vipers
Flying lizard
Garden lizard
The reptile which has a fourchambered heart is
king cobra
crocodile
sphenodon
lizard
The long and powerful tail of crocodiles is
dorsoventraly flattened
compressed from side to side
cylindrical and tapering
all of these
The largest lizard is
Heloderma
Chameleon
Ophiosaurus
Varanus
Fresh water chelones are called
terrapins
turtles
tortoises
none of these
Typhlop is
glass snake
blind snake
tree snake
sea snake
A urinary bladder is absent in
Chameleon
House lizard
Snake
Crocodile
Greatly elongated snout is seen in
garial
alligator
crocodile
both (b) and (c)
A limbless lizard is
Ophiothrix
Heloderma
Ophiosaurus
Both (a) and (b)
Which of these is false ?
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