Animal Kingdom MCQ Solved Paper for IBPS RRB

1. In which of the phylum, excretory organ like proboscis gland is present?
A. Hemichordata
B. Chordata
C. Echinodermata
D. Annelida
Answer : A

2. The figure given below shows the germinal layers marked as A, B, C and D. Identify the label showing undifferentiated layer and its location?

A. A, Between B & C
B. B, Between A & C
C. C, Between C & D
D. D, Between A & B
Answer : A

3. When any plane passing through the central axis of the body divides the organism into two identical halves, the organism is called ___________.
A. radially symmetrical
B. bilaterally symmetrical
C. asymmetrical
D. metamerically segmented
Answer : A

4. Which of the following is a living fossil?
A. Balanoglossus
B. Echinus
C. Ancylostoma
D. Limulus
Answer : D

5. Which of the following statements is incorrect ?
A. Prawn has two pairs of antennae.
B. Nematocysts are characteristic feature of the phylum cnidaria.
C. Millipedes have two pairs of appendages in each segment of the body.
D. Animals that belong to phylum porifera are exclusively marine.
Answer : D

6. Refer the figures A, B, C and D given below. Which of the following options shows the correct name of the animals shown by the figures A, B, C and D ? 

A. A – Locust, B – Scorpion, C – Prawn, D – Pila
B. A – Locust, B – Prawn, C – Scorpion, D – Pila
C. A – Locust, B – Scorpion, C – Prawn, D – Snail
D. A – Butterfly, B – Scorpion, C – Prawn, D – Pila
Answer : A

7. Select the incorrect feature of mollusca from the given statements.

1. Terrestrial or aquatic animals having cellular system level of organization.


2. Radial symmetrical and acoelomate animals and possesses two germinal layers.


3. A file like rasping organ called radula is present.


4. Usually dioecious and viviparous animals.


5. Examples include Pila, Octopus, and Dentalium.

A. (i) and (ii) only
B. (ii) and (iv) only
C. (i), (ii) and (iv) only
D. All the five statements.
Answer : C

8. Which of the following statement(s) is/are correct for class amphibia?
(i) Body is divisible into head and trunk.
(ii) Respiration is through gills only.
(iii) The heart is two chambered i.e. one auricle and one ventricle.
(iv) Fertilization is internal.
A. Only (i)
B. Only (iv)
C. (i), (ii) and (iii)
D. All of these
Answer : A

9. A file like rasping organ for feeding, called radula, present in the phylum __________.
A. arthropoda
B. mollusca
C. echinodermata
D. chordata
Answer : B

10. Which of the following animals are bilaterally symmetrical?

A. 1 & 2
B. 2 & 4
C. 3 & 4
D. 1 & 3
Answer : B

11. Column I contains zoological names of animals and column II contains their common name. Match the following and choose the correct option.

Column -I	Column- II
A. Physalia	I. Sea anemone
B. Meandrina	II. Brain coral
C. Gorgonia	III. Sea fan
D. Adamsia	IV. Portuguese man-of-war

A. A III; B II; C I; D IV
B. A IV; B III; C II; D I
C. A IV; B II; C III; D I
D. A II; B III; C I; D IV
Answer : C

12. The following statement are associated with the occurrence of notochord. Identify the incorrect statement.
A. It is present only in larval tail in ascidians.
B. It is replaced by a vertebral column in adult frog.
C. It is absent throughout the life in humans from the very beginning.
D. It is present throughout life in Amphioxus.
Answer : C

13. Which one of the following groups of animals is correctly matched with its characteristic feature without even a single exception ?
A. Reptilia : possess 3 - chambered heart with one incompletely divided ventricle.
B. Chordata : Possess a mouth provided with an upper and lower jaw.
C. Chondrichthyes : Possess cartilaginous endoskeleton.
D. Mammalia : Give birth to young one.
Answer : C

14. The given figure shows some characteristic features marked as chordates. Identify the correct labelling A,B,C and D. 

A. A-Notochord; B-Post-anal part; C-Gill slits; D-Nerve cord
B. A-Nerve cord; B-Notochord; C-Post-anal part; D-Gill slits
C. A-Notochord; B-Nerve cord; C-Gill slits; D-Post-anal part
D. A-Gill slits; B-Post-anal part; C-Nerve cord; D-Notochord
Answer : B

15. Which of the following statement is incorrect?
A. Platyhelminthes has incomplete digestive system.
B. In coelenterates, the arrangement of cells is more complex.
C. Nereis is monoecious but earthworms and leeches are dioecious.
D. Simple and compound eyes are present in the animals of those phylum whose over two-thirds of all named species on earth are arthropods.
Answer : C

16. In phylum arthropoda, excreion takes place through
A. nephridia
B. flame cells
C. malphigian tubules
D. gills
Answer : C

17. Which of the following statements is without exception in sponges ?
A. They all have calcareous spicules.
B. They have high regenerative power.
C. They are found only in marine water.
D. They are all radially symmetrical.
Answer : B

18. Which of the following statement(s) is/are correct regarding class aves?
(i) The forelimbs are modified into wings and the hindlimbs generally have scales and are modified for walking, swimming or clasping the tree branches.
(ii) Heart is completely four-chambered.
(iii) They are warm- blooded (homoiothermous) animals i.e., they are able to maintain a constant body temperature.
(iv) They are oviparous and development is direct.
A. Both (i) and (iii)
B. Both (i) and (iv)
C. (i), (ii) and (iii)
D. All of these
Answer : D

19. Examine the figures A, B and C. In which one of the four options all the items A, B and C are correctly identified ? 

A. A - Sycon, B - Euspongia, C - Spongilla
B. A - Euspongia, B - Spongilla, C - Sycon
C. A - Spongilla, B - Sycon, C - Euspongia
D. A - Euspongia, B - Sycon, C - Spongilla
Answer : A

20. Refer the types of cells present in some animals. Each cell is specialized to perform a single specific function except
A. Cnidocytes
B. Choanocytes
C. Interstitial cells
D. Gastrodermal cells
Answer : C

21. Which of the following features distinguish mammals from other vertebrates ?
A. Hairy skin and oviparity
B. Hairy skin and mammary glands
C. Mammary glands and teeth
D. Pinna and teeth
Answer : B

22. A student brought home a strange animal which he found outside under a rock. It had moist skin, a complete digestive tract, a ventral nerve cord, and had gone through torsion. Identify the phylum of the animal.
A. Porifera
B. Annelida
C. Mollusca
D. Echinodermata
Answer : B

23. Which of the following is not a characteristic feature of kingdom animalia ?
A. Storage of carbohydrates as starch.
B. Multicellularity.
C. Obtaining nutrients by ingestion.
D. Having eukaryotic cells without walls.
Answer : A

24. In amphibians, heart is ________ chambered.
A. two
B. three
C. four
D. none of these
Answer : B

25. Match the phylum given in column - I with the special features present in them given in column - II and choose the correct option.

Column -I	Column- II
(Phylum)	(Special features present)
A. Porifera	I. Mammary glands
B. Mollusca	II. Cloaca
C. Ctenophora	III. Choanocytes
D. Amphibia	IV. Radula
E. Mammalia	V. Comb plates

A. A III; B IV; C V; D II; E I
B. A IV; B III; C V; D II; E I
C. A III; B IV; C II; D V; E I
D. A III; B V; C IV; D II; E I
Answer : A

26. Which of the following phylum is being described by the given statements?
(i) These are primitive multicellular animals and have cellular level of organization.
(ii) Digestion is intracellular.
(iii) They have a water transport or canal system.
(iv) They reproduce asexually by fragmentation and sexually by formation of gametes.
A. Porifera
B. Ctenophora
C. Coelenterata
D. Platyhelminthes
Answer : A

27. Which of the following is a fresh water sponge?
A. Sycon
B. Euspongia
C. Spongilla
D. Pleurobrachia
Answer : C

28. Which of the following group of animals belongs to the same phylum?
A. Earthworm, pinworm, tapeworm
B. Prawn, scorpion, Locusta
C. Sponge, Sea anemone, starfish
D. Malarial parasite, Amoeba, mosquito
Answer : B

29. Which of the following feature is not correct regarding the figure given below? 

A. It is an aquatic form.
B. Circulatory system is of open type.
C. It possesses parapodia for swimming.
D. Neural system consists of paired ganglia connected by lateral nerves to a double ventral nerve cord.
Answer : B

30. Aquatic annelids (like Nereis) possess lateral appendages called ______________, which help in swimming.
A. visceral hump
B. parapodia
C. radula
D. spicules
Answer : B

31. Which one of the following features is common in silverfish, scorpion, dragonfly and prawn?
A. Three pairs of legs and segmented body.
B. Chitinous cuticle and two pairs of antennae.
C. Jointed appendages and chitinous exoskeleton.
D. Cephalothorax and tracheae.
Answer : C

32. Which of the following statement(s) is/are correct?
(i) Animals in which the cells are arranged in two embryonic layers, an external ectoderm and an internal endoderm, are called diploblastic animals.
(ii) Notochord is an ectodermally derived rod like structure formed on the ventral side during embryonic development in some animals.
(iii) In some animals, the body cavity is not lined by mesoderm, instead, the mesoderm is present as scattered pouches in between the ectoderm and endoderm and such a body cavity is called pseudocoelom.
A. Only (i)
B. Both (i) and (ii)
C. Both (i) and (iii)
D. All of tese
Answer : C

33. Identify the figures A, B and C and choose the correct option. 

A. A - Male Ascaris, B - Hirudinaria (leech), C- Nereis
B. A - Female Ascaris, B - Nereis, C-Hirudinaria (leech)
C. A - Female Ascaris B- Hirudinaria (leech), C - Nereis
D. A - Male Ascaris, B - Nereis, C- Hirudinaria (leech)
Answer : B

34. Which of the following phylum is being described by the given statements?
(i) They are bilaterally symmetrical,triploblastic, segmented and coelomate animals.
(ii) The body consists of head, thorax, abdomen and have jointed appendages.
(iii) Circulatory system is of open type.
(iv) Excretion takes place through malphigian tubules.
A. Arthropoda
B. Annelida
C. Mollusca
D. Echinodermata
Answer : A

35. Which of the following is a chordate feature and not shared by the non-chordates ?
A. Metamerism
B. Axial organization
C. Bilateral symmetry
D. Pharyngeal gill slits
Answer : D

36. Which of the following is a correct match of a phylum with their three examples?
A. PlatyhelminthesPlanaria, Schistosoma, Enterobius
B. Mollusca Loligo, Sepia, Octopus
C. Porifera Spongilla, Euplectella, Pennatula
D. Cnidaria Bonellia, Physalia, Aurelia
Answer : B

37. Which of the following animal's body is covered by calcareous shell and unsegmented with a distinct head, muscular foot, and visceral hump? 

A. Click to check answer
B. Click to check answer
C. Click to check answer
D. Click to check answer
Answer : C

38. Which of the following characteristic is probably most responsible for the great diversification of insects on land ?
A. Segmentation
B. Antennae
C. Bilateral symmetry
D. Exoskeleton
Answer : D

39. Identify the correct characteristic feature shown by the given figure? 

A. Diploblastic in nature.
B. Having radial symmetrical body.
C. Dioecious with direct development.
D. Presence of sensory tentacles on anterior head region.
Answer : D

40. Match the characteristic feature/terms given in column I with the phylum to which they belongs given in column II and choose the correct option.

Column-I	Column-II
(Characteristic feature/term)	(Phylum)
A. Choanocytes	I. Platyhelminthes
B. Cnidoblasts	II. Ctenophora
C. Flame cells	III. Porifera
D. Nephridia	IV. Coelenterata
E. Comb plates	V. Annelida

A. A II; B I; C IV; D V; E III
B. A II; B IV; C I; D V; E III
C. A V; B I; C III; D II; E IV
D. A III; B IV; C I; D V; E II
Answer : D

41. Which one of the following statement regarding coelom of given animals is correct?
A. Round worms (aschelminthes) are pseudocoelomates.
B. Molluscs are acoelomates.
C. Insects are pseudocoelomates.
D. Flatworms (platyhelminthes) are coelomates.
Answer : A

42. Match the phylum given in column - I with their example given in column - II and choose the correct option.

Column -I	Column- II
(Phylum)	(Examples)
A. Echinodermata	I. Ascidia, Doliolum
B. Hemichordata	II. Asterias, Ophiura
C. Urochordata	III. Branchiostoma
D. Cephalochordata	IV. Balanoglossus, Saccoglossus

A. A IV; B II; C I; D III
B. A II; B IV; C I; D III
C. A II; B IV; C III; D I
D. A II; B I; C IV; D III
Answer : B

43. Which of the following is an incorrect statement regarding flatworms ?
A. They are acoelomates.
B. They are bilaterally symmetrical.
C. They lack a digestive system.
D. They have a circulatory system.
Answer : D

44. The transition from aquatic to terrestrial lifestyles required many adaptations in the vertebrate lineage. Which of the following is not one of those adaptations ?
A. Switch from gill respiration to air-breathing lungs.
B. Improvements in water resistance of skin.
C. Alteration in mode of locomotion.
D. Development of feathers for insulation.
Answer : D

45. Which of the following statement(s) is/are correct regarding phylum mollusca?
A. They are bilaterally symmetrical, triploblastic and coelomate animals.
B. Body is covered by a calcareous shell and is unsegmented with a distinct head, muscular foot and visceral hump.
C. The mouth contains a file-like rasping organ for feeding, called radula.
D. All of the above
Answer : D

46. Which of the following statements (i - v) are correct ?
(i) The pelvic fins of female sharks bear claspers.
(ii) In Obelia, polyps produce medusae sexually and medusae form the polyps asexually.
(iii) Flame cells in platyhelminthes help in osmoregulation and excretion.
(iv) In non-chordates, central nervous system is ventral, solid and double.
(v) Pinnae are present in mammals.
A. (ii), (iv) and (v)
B. (i), (iii) and (v)
C. (iii), (iv) and (v)
D. (i), (ii) and (iii)
Answer : C

47. Refer the following statement and answer the question. 'Name of X is derived from stinging capsules. It exhibits metagenesis containing two body forms in which sessile and cylindrical form is called Y and umbrella shaped and free swimming is called Z. Identify X, Y, and Z.
A. X - Coelenterate, Y - Polyp, Z - Medusa
B. X - Cnidarian, Y - Medusa, Z - Polyp
C. X - Ctenophora, Y - Radula, Z - Hypostome
D. X - Porifera, Y - Osculum, Z - Radula
Answer : A

48. Which of the following character is absent in all chordates?
A. Diaphragm
B. Coelom
C. Pharyngeal gill clefts
D. Dorsal nerve cord
Answer : A

49. Which of the following is a connecting link between invertebrates and non-invertebrates?
A. Sphenodon
B. Balanoglossus
C. Tadpole larva
D. Crocodile
Answer : B

50. Read the following statements and answer the question.
(i) They are exclusively marine, radially symmetrical, diploblastic organisms with tissue level of organisation.
(ii) Body bears eight external rows of ciliated comb plates, which help in locomotion.
(iii) Digestion is both extracellular and intracellular.
(iv) Reproduction takes place only by sexual means.
Which of the following phylum is being described by above statements?
A. Platyhelminthes
B. Arthropoda
C. Mollusca
D. Ctenophora
Answer : D