CBSE Class 11 Biology Animal Kingdom MCQs Set A

Question : Classification of Porifera is based on

a) spicules

b) symmetry

c) reproduction

d) branching

Answer : spicules

Question : A chordate character is

a) postanal tail

b) gills

c) spiracles

d) None of these

Answer : postanal tail

Question : Which one of the following pairs of animals comprises ‘jawless fishes’?

a) Lampreys and hag fishes

b) Guppies and hag fishes

c) Lampreys and eels

d) Mackerals and Rohu

Answer : Lampreys and hag fishes

Question :  Leech is

a) Both

b) sanguivorous

c) ectoparasite

d) none of these

Answer : Both

Question : Which one of the following groups of animals is bilaterally symmetrical and triploblastic?

a) Aschelminthes (round worms)

b) Coelenterates (Cnidarians)

c) Ctenophores

d) None of these

Answer : Aschelminthes (round worms)

Question :  Which of the following animal is cold blooded and has 4 - chambered heart?

a) Crocodile

b) Ornithorhynchus

c) Calotes

d) none of these

Answer :  Crocodile

Question : Which one of the following is NOT a characteristic of phylum Annelida?

a) Pseudocoelom

b) Ventral nerve cord

c) Segmentation

d) Closed circulatory system

Answer : Pseudocoelom

Question : Which one of the following characters is not typical of the class mammalia?

a) Ten pairs of cranial nerves

b) Seven cervical vertebrae

c) Alveolar lungs

d) Thecodont dentition

Answer : Ten pairs of cranial nerves

Question : Which one of following feature is possessed by Crustaceans and not by insects?

a) Two pairs of antenna

b) Chitinous exoskeleton

c) Bilateral symmetry

d) Paired limbs

Answer : Two pairs of antenna

Question : Poison glands of snake are modified

a) Parotids

b) Sublinguals

c) Linguals

d) Maxillaries

Answer : Parotids

Question : The adults are radially symmetrical but larvae exhibit bilateral symmetry in

a) Echinodermata

b) Mollusca

c) Hemichordata

d) Cephalochordata

Answer : Echinodermata

Question : Solenocytes and metanephridia are excretory organs of

a) Platyhelminthes and Annelida

b) Coelenterata and Mollusca

c) Aschelminthes and Annelida

d) Annelida and Arthropoda

Answer : Platyhelminthes and Annelida

Question : Radial symmetry occurs in

a) Coelenterata and Echinodermata

b) Coelenterata and Platyhelminthes

c) Arthropoda and Mollusca

d) Porifera and Coelenterata

Answer : Coelenterata and Echinodermata

Question : In Amoeba and Paramecium osmoregulation occurs through

a) contractile vacuole

b) pseudopodia

c) nucleus

d) general surface

Answer : contractile vacuole

Question : Animals with metameric segmentation, bilateral symmetry and closed circulatory system belong to phylum

a) Annelida

b) Arthropoda

c) Echinodermata

d) Mollusca

Answer : Annelida

Question : Which one of the following characters is not typical of the class Mammalia?

a) Ten pairs of cranial nerves

b) Alveolar lungs

c) Thecodont dentition

d) None of these

Answer : Ten pairs of cranial nerves

Question : Animals like bats have/are

a) Endothermic

b) Efficient respiration. Non-vascular air sacs are connected to lungs to supplement respiration

c) Feathers which are modified reptilian scales

d) Hollow skeleton

Answer : Endothermic

Question : Complete the following analogy : Pigeon's milk : Crop :: Song

a) Syrinx

b) Proventriculus

c) Trachea

d) None of these

Answer : Syrinx

Question : Which of the following is not correct matching of phylum and its three examples?

a) Aschelminthes : Ancylostoma, Enterobius, Tubifex

b) Arthropoda : Buthus, Lepisma, Leptocorisa

c) Mollusca : Teredo, Aplysia, Chaetopleura

d) None of these

Answer : Aschelminthes : Ancylostoma, Enterobius, Tubifex

Question : All birds have

a) Internal fertilization, are oviparous and eggs are covered with calcareous shell

b) Nests to care their babies

c) Feather on their body and can fly

d) Oil gland at the base of tail

Answer : Internal fertilization, are oviparous and eggs are covered with calcareous shell