Home

What is the correct answer?

4

Crocodiles have

A. acrodont and homodont dentition

B. homodont and thecodont dentition

C. heterodont and thecodont dentition

D. heterodont and acrodont dentition

Correct Answer :

B. homodont and thecodont dentition


Related Questions

What is the correct answer?

4

In the classifcation by Huxley, reptiles and birds were grouped under

A. Diapsida

B. Sauropsida

C. Ichthyopsida

D. Synapsida

What is the correct answer?

4

Copulatory organs are absent in

A. Lizards

B. Sphenodon

C. Snakes

D. Crabs

What is the correct answer?

4

The study of lizard is known as

A. Herpetology

B. Saurology

C. Nidology

D. None of these

What is the correct answer?

4

All reptiles are

A. Poikilothermic and Amniotic

B. Homiothermic and Amniotic

C. Poikilothermic and Anamniotic

D. Homiothermic and Anamniotic

What is the correct answer?

4

A snake has small scales on its belly, the tail being compressed laterally, it is a

A. krait

B. viper

C. sea snake

D. rat snake

What is the correct answer?

4

The number of cranial nerves in a reptile is

A. 8 pairs

B. 10 pairs

C. 12 pairs

D. 20 paris

What is the correct answer?

4

Cobra can be distinguished by the presence of

A. agile habit

B. hood

C. black colour

D. hood and III large supralabials

What is the correct answer?

4

A limbless lizard is

A. Ophiothrix

B. Heloderma

C. Ophiosaurus

D. Both (a) and (b)

What is the correct answer?

4

If a snake has small belly scales and a cylindrical tail, it is a

A. poisonous snake

B. non-poisonous snake

C. (a) or (b)

D. (a) and (b)

What is the correct answer?

4

The reptile which has a fourchambered heart is

A. king cobra

B. crocodile

C. sphenodon

D. lizard

What is the correct answer?

4

The snakes belong to the group

A. Chelonia

B. Ophidia

C. Lacertilia

D. Rhyncocephalia

What is the correct answer?

4

Greatly elongated snout is seen in

A. garial

B. alligator

C. crocodile

D. both (b) and (c)

What is the correct answer?

4

The venom of cobra effects

A. nervous system

B. respiratory system

C. digestive system

D. excretory system

What is the correct answer?

4

Which one of these is a sea snake?

A. Eryx johnii

B. Naja naja

C. Enhydrina

D. Bungarus

What is the correct answer?

4

Proteolysin is present in the venom of

A. cobra

B. krait

C. viper

D. sea snake

What is the correct answer?

4

Vertebrae of reptiles are

A. Amphicoelous

B. Procoelous

C. Platycoelous

D. Gastrocoelous

What is the correct answer?

4

Which of these is false ?

A. Lizards have two pairs of pentadactyl limbs

B. Crocodile has webbed feet

C. Crocodiles are included under the sub-class Diapsida

D. The only poisonous lizard is varanus

What is the correct answer?

4

Which of these is false ?

A. The eardrum and middle ear are absent in snakes

B. Turtles are terrestrial whereas tortoises are aquatic

C. The rami of lower chin is fused in lizards

D. Crocodiles have a compressed tail

What is the correct answer?

4

Typhlop is

A. glass snake

B. blind snake

C. tree snake

D. sea snake

What is the correct answer?

4

The main difference between a lizard and a snake is that

A. a lizard has limbs while a snake is limbless

B. a lizard has movable eyelids while in snake the eyelids are immovble

C. a snake has functionable ear while in lizards the ears are non-functionable

D. a snake is poisonous while lizards are non-poisonous

What is the correct answer?

4

Fresh water chelones are called

A. terrapins

B. turtles

C. tortoises

D. none of these

What is the correct answer?

4

The ability to change colour rapidly so as to blend with the background of their environment is best seen in

A. Snakes

B. Crocodiles

C. Turtles

D. Chameleons

What is the correct answer?

4

A third eye is present in the forehead of

A. Vipers

B. Cobra

C. Lizard

D. Sphenodon

What is the correct answer?

4

A snake has

A. movable eyelids

B. immovable eyelids

C. noeyeslids

D. only nictitating membrane

What is the correct answer?

4

Special articular surfaces on the vertebrae of snakes are

A. pre- and post-zygapophysis

B. zygantera and zygosphenes

C. neural arches and haemal arches

D. none of these

What is the correct answer?

4

The venom of viper effects

A. respiratory system

B. circulatory system

C. digestive system

D. nervous system

What is the correct answer?

4

The only poisonous lizard of the world is

A. Varanus-monitor lizard

B. Heloderma-g\l& monster

C. Ophiosaurus-glass snake

D. Chameleon-coloured lizard

What is the correct answer?

4

Crocodiles have

A. acrodont and homodont dentition

B. homodont and thecodont dentition

C. heterodont and thecodont dentition

D. heterodont and acrodont dentition

What is the correct answer?

4

A well developed secondary palate is found in

A. garden lizard

B. crocodiles

C. cobras

D. vipers

What is the correct answer?

4

Which one of these is a fossil ?

A. Hetttidaclylus

B. Chameleon

C. Draco

D. Sphenodon