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4

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

A. Diapsida

B. Sauropsida

C. Ichthyopsida

D. Synapsida

Correct Answer :

B. Sauropsida


Related Questions

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4

Which one of these is a fossil ?

A. Hetttidaclylus

B. Chameleon

C. Draco

D. Sphenodon

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4

The poison glands of a poisonous snake are modifed

A. buccal glands

B. salivary glands

C. palatine glands

D. lacrimal glands

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4

In poisonous snakes, the poison injecting teeth or fangs develop on

A. mandibles

B. maxilla

C. squamosal

D. quadrate

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4

Moulting or shedding of skin in snakes is done by

A. dermis

B. epidermis

C. cornified cells

D. stratum germinativum

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4

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

A. viper

B. krait

C. sea snake

D. cobra

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4

The group of reptiles similar to sphenodon is

A. turtles and tortoises

B. alligators

C. snakes

D. lizards

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4

Greatly elongated snout is seen in

A. garial

B. alligator

C. crocodile

D. both (b) and (c)

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4

Cobra can be distinguished by the presence of

A. agile habit

B. hood

C. black colour

D. hood and III large supralabials

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4

Typhlop is

A. glass snake

B. blind snake

C. tree snake

D. sea snake

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4

The number of cranial nerves in a reptile is

A. 8 pairs

B. 10 pairs

C. 12 pairs

D. 20 paris

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4

A snake has

A. movable eyelids

B. immovable eyelids

C. noeyeslids

D. only nictitating membrane

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4

A well developed secondary palate is found in

A. garden lizard

B. crocodiles

C. cobras

D. vipers

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4

Crocodiles have

A. acrodont and homodont dentition

B. homodont and thecodont dentition

C. heterodont and thecodont dentition

D. heterodont and acrodont dentition

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4

The study of lizard is known as

A. Herpetology

B. Saurology

C. Nidology

D. None of these

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4

Gap of the mouth is very wide in

A. Wall lizard

B. Vipers

C. Flying lizard

D. Garden lizard

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4

Which is not true of reptiles ?

A. Their body is covered with dry, horny, mesodermal scales

B. Their skin is devoid of glands

C. They are poikilothermous

D. Their skeletons are more bony than in amphibians

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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

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4

Glass snake is a

A. true snake

B. lizard

C. protochordate

D. pseudosnake

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4

Proteolysin is present in the venom of

A. cobra

B. krait

C. viper

D. sea snake

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4

Pleurodont dentition is characteristic of

A. fishes and amphibians

B. all the reptiles

C. lizards and snakes

D. egg laying mammals

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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

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4

A snake lacks middle ear, but perceives sound through

A. air

B. snout

C. skin

D. tongue

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4

Which one of these is a sea snake?

A. Eryx johnii

B. Naja naja

C. Enhydrina

D. Bungarus

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4

The long and powerful tail of crocodiles is

A. dorsoventraly flattened

B. compressed from side to side

C. cylindrical and tapering

D. all of these

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4

The snakes belong to the group

A. Chelonia

B. Ophidia

C. Lacertilia

D. Rhyncocephalia

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4

The largest lizard is

A. Heloderma

B. Chameleon

C. Ophiosaurus

D. Varanus

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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

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4

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

A. Diapsida

B. Sauropsida

C. Ichthyopsida

D. Synapsida

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4

The locomotion of snake is helped by

A. ribs and reduced limbs

B. ribs only

C. reduced limbs

D. reduced ribs

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4

Which is not a true snake ?

A. Glass snake

B. Coral snake

C. Rat snake

D. Blind snake