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What is the correct answer?

4

Copulatory organs are absent in

A. Lizards

B. Sphenodon

C. Snakes

D. Crabs

Correct Answer :

B. Sphenodon


Related Questions

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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)

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4

Glass snake is a

A. true snake

B. lizard

C. protochordate

D. pseudosnake

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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 venom of cobra effects

A. nervous system

B. respiratory system

C. digestive system

D. excretory system

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4

Which of the following reptiles have the shortest tail ?

A. Garden lizard

B. Cobra

C. Chameleon

D. Python

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4

Vertebrae of reptiles are

A. Amphicoelous

B. Procoelous

C. Platycoelous

D. Gastrocoelous

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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

A urinary bladder is absent in

A. Chameleon

B. House lizard

C. Snake

D. Crocodile

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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

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

A parietal eye is found in

A. coral snake

B. sea snake

C. sphenodon

D. garden lizard

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4

Toothless reptile is

A. snake

B. chelone

C. sea snake

D. lizard

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4

Copulatory organs are absent in

A. Lizards

B. Sphenodon

C. Snakes

D. Crabs

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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

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4

Typhlop is

A. glass snake

B. blind snake

C. tree snake

D. sea snake

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4

If the dorsal median row of scales on the back are large and the fourth infralabial is largest, it is a

A. cobra

B. python

C. viper

D. krait

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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

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

Proteolysin is present in the venom of

A. cobra

B. krait

C. viper

D. sea snake

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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

Which one of these is a sea snake?

A. Eryx johnii

B. Naja naja

C. Enhydrina

D. Bungarus

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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

Which one of these is a fossil ?

A. Hetttidaclylus

B. Chameleon

C. Draco

D. Sphenodon

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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

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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

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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

A snake lacks middle ear, but perceives sound through

A. air

B. snout

C. skin

D. tongue

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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

A limbless lizard is

A. Ophiothrix

B. Heloderma

C. Ophiosaurus

D. Both (a) and (b)