Special articular surfaces on the vertebrae of snakes are
pre- and post-zygapophysis
zygantera and zygosphenes
neural arches and haemal arches
none of these
Correct Answer :
B. zygantera and zygosphenes
Related Questions
Which is not a true snake ?
Glass snake
Coral snake
Rat snake
Blind snake
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
Copulatory organs are absent in
Lizards
Sphenodon
Snakes
Crabs
Which one of these is a sea snake?
Eryx johnii
Naja naja
Enhydrina
Bungarus
The largest lizard is
Heloderma
Chameleon
Ophiosaurus
Varanus
The reptile which has a fourchambered heart is
king cobra
crocodile
sphenodon
lizard
A viviparous lizard is
Mabuya
Chameleon
Hemidactylus
None of these
Vertebrae of reptiles are
Amphicoelous
Procoelous
Platycoelous
Gastrocoelous
A snake lacks middle ear, but perceives sound through
air
snout
skin
tongue
Pleurodont dentition is characteristic of
fishes and amphibians
all the reptiles
lizards and snakes
egg laying mammals
Fresh water chelones are called
terrapins
turtles
tortoises
none of these
Which one of these is a fossil ?
Hetttidaclylus
Chameleon
Draco
Sphenodon
Glass snake is a
true snake
lizard
protochordate
pseudosnake
The ability to change colour rapidly so as to blend with the background of their environment is best seen in
Snakes
Crocodiles
Turtles
Chameleons
A limbless lizard is
Ophiothrix
Heloderma
Ophiosaurus
Both (a) and (b)
Greatly elongated snout is seen in
garial
alligator
crocodile
both (b) and (c)
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 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
A third eye is present in the forehead of
Vipers
Cobra
Lizard
Sphenodon
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
The venom of viper effects
respiratory system
circulatory system
digestive system
nervous system
The poison glands of a poisonous snake are modifed
buccal glands
salivary glands
palatine glands
lacrimal glands
All reptiles are
Poikilothermic and Amniotic
Homiothermic and Amniotic
Poikilothermic and Anamniotic
Homiothermic and Anamniotic
A snake has
movable eyelids
immovable eyelids
noeyeslids
only nictitating membrane
A urinary bladder is absent in
Chameleon
House lizard
Snake
Crocodile
The main difference between a lizard and a snake is that
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
The long and powerful tail of crocodiles is
dorsoventraly flattened
compressed from side to side
cylindrical and tapering
all of these
A well developed secondary palate is found in
garden lizard
crocodiles
cobras
vipers
Moulting or shedding of skin in snakes is done by
dermis
epidermis
cornified cells
stratum germinativum
The venom of cobra effects
nervous system
respiratory system
digestive system
excretory system