IBPS SO - Animal Kingdom 1000+ MCQ [Solved] PDF Download

1. 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

2. 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

3. 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

4. Identify the animals shown in the given figures A, B and C from options given below. 

A. A - Octopus; B -Asterias, C- Ophiura
B. A - Asterias; B - Ophiura, C- Octopus
C. A - Echinus; B - Octopus C - Ophiura
D. A - Ophiura; B - Echinus, C- Octopus
Answer : A

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

6. Refer the figures A, B and C and choose the correct option which shows animals that regulate buoyancy with the help of air bladder. 

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

9. Identify the figure with its correct name and phylum. 

A. Sycon - Porifera
B. Aurelia - Coelenterata
C. Pleurobrachia - Ctenophora
D. Tapeworm - Platyhelminthes
Answer : D

10. Identify the correct characteristics of porifera.

1. Commonly known as sea walnuts.


2. Presence of ostia and collar cells.


3. Exhibit tissue level of characteristics. 


4. It is the largest phylum of animal kingdom.


5. The body is supported by spicules and sponging fibers.


6. Contains cnidocytes which is used for defense, anchorage and capturing of prey.

A. (ii), (v) only
B. (i), (ii), (vi) only
C. (i), (ii), (iii), (iv) only
D. All of these.
Answer : A

11. 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

12. A student was given a specimen to identify on the basis of the characteristics given below.
(i) They are metamerically segmented.
(ii) Presence of closed circulatory system.
(iii) They have circular and longitudinal muscles for locomotion. Identify the specimen.
A. Prawn
B. Pheretima
C. Wuchereria
D. Ctenoplana
Answer : B

13. 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

14. Which of the following statement(s) is/are correct regarding phylum aschelminthes?
(i) The body is circular in cross-section hence the name roundworms.
(ii) Alimentary canal is complete with a well-developed muscular pharynx.
(iii) Sexes are separate (dioecious), i.e., males and females are distinct.
(iv) Nephridia help in osmoregulation and excretion.
A. (i) and (ii)
B. (iii) and (iv)
C. (i), (ii) and (iii)
D. All of these
Answer : C

15. The given figures A, B, C and D are the examples of first true land vertebrates. They are dominant in mesozoic era and belong to phylum ‘X’. Identify ‘X’ and the animals which have four chambered heart. 

A. X – Reptile; B
B. X – Reptile; A
C. X – Amphibia, C
D. X – Pisces; D
Answer : A

16. Which of the following traits is not shared by both sea anemones and jellyfish ?
A. A medusa as the dominant stage in the life cycle.
B. Possession of a gastro vascular cavity.
C. Sexual reproduction.
D. Nematocysts present on the tentacles.
Answer : A

17. 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

18. 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

19. 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

20. 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

21. Identify the figure with its correct name and phylum. 

A. Cucumaria – Echinodermata
B. Ascidia – Urochordata
C. Balanoglossus – Hemichordata
D. Hirudinaria – Annelida
Answer : C

22. Which of the following characteristic distinguish arthropoda from annelids and molluscs ?
A. An external skeleton made of chitin (a polysaccharide) and protein rather than a shell made chiefly of mineral salts.
B. Subdivision of the legs into movable segments.
C. Distinct group of muscles, derived from many body segments, that move the separate parts of the exoskeleton.
D. All of the above
Answer : D

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

24. Refer the following animals and identify those which have a fluid filled body cavity with a complete lining derived from mesoderm.
(i) Sycon (ii) Butterfly
(iii) Nereis (iv) Sea fan
(v) Scorpion (vi) Pila
A. (i) and (iii) only
B. (ii) and (iv) only
C. (ii), (iii), (v) and (vi) only
D. All of these
Answer : C

25. Which of the following class is being described by the given statements (i - iv)?
(i) They are found in a variety of habitats- polar ice-caps, deserts, mountains, forests, grasslands and dark caves.
(ii) Most unique mammalian characteristic is the presence of mammary glands by which the young ones are nourished.
(iii) Heart is four-chambered.
(iv) Sexes are separate and fertilization is internal.
A. Reptilia
B. Aves
C. Mammalia
D. Amphibia
Answer : C

26. Which of the following animals are bilaterally symmetrical?

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

27. Column-I contains organisms and column-II contains their exeretory structures. Choose the correct match form the options given below.

Column- I	Column -II
(Organism)	(Excretory structures)
A. Cockroach	I. Nephridia
B. Cat fish	II. Malpighian tubules
C. Earthworm	III. Kidneys
D. Balanoglossus	IV. Flame cells
E. Flatworm	V. Proboscis gland

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

28. Which of the following sets of animals give birth to young ones?
A. Platypus, Penguin, Bat, Hippopotamus.
B. Shrew, Bat, Cat, Kiwi.
C. Kangaroo, Hedgehog, Dolphin, Loris.
D. Lion, Bat, Whale, Ostrich.
Answer : C

29. Animals like annelids, arthropods, etc. where the body can be divided into identical left and right halves in only one plane, exhibit___________symmetry.
A. radial
B. bilateral
C. asymmetrical
D. non- symmetrical
Answer : A

30. 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

31. In phylum echinodermata, the adult echinoderms are ______A_________ but larvae are _______B______ .
A. A radially symmetrical; B bilaterally symmetrical
B. A bilaterally symmetrical; B radially symmetrical
C. A bilaterally symmetrical; B asymmetrical
D. A metamerically segmented; B asymmetrical
Answer : A

32. Which of the following class is being correctly described by given statements (i - iv)?
(i) All living members of this class are ectoparasites on some fishes.
(ii) They have a sucking and circular mouth without jaws.
(iii) Circulation is of closed type.
(iv) They are marine but migrate for spawning to fresh water. After spawing, within a few days they die.
A. Cyclostomata
B. Chondrichthyes
C. Osteichthyes
D. Amphibia
Answer : A

33. Hemichordates have now been placed with the nonchordates, close to echinoderms, because true
A. notochord is absent.
B. pharyngeal gill-slits are lacking.
C. dorsal nerve cord is absent.
D. heart is lacking.
Answer : A

34. The figure given below is the characteristic structure of the phylum in which animals are aquatic, free swimming or sessile, mostly marine, radially symmetrical. Identify the phylum and correct function of the structure. 

A. Ctenophora; Emission of light.
B. Porifera; Feeding, respiration and excretion.
C. Cnidarian; Anchorage, Defense and food capturing
D. Mollusca; Locomotion, transport of food and respiration.
Answer : C

35. The combination of a true coelom and repeating body segmentation allows the annelids (unlike the anatomically simpler worms) to do which of the following?
A. Attain complex body shapes and thus locomote more precisely.
B. Move through loose marine sediments.
C. Be hermaphroditic.
D. Inject paralytic poisons into their prey.
Answer : A

36. 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

37. Which of the following is not a characteristic of phylum echinodermata ?
A. They have a water vascular system.
B. They have an internal skeleton.
C. They are protostomes.
D. They have bilateral symmetry at larval stage.
Answer : C

38. 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

39. 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

40. The given figures of animals (A & B) are distinguished on the basis of symmetry. Select the correct option which shows the type of symmetry and its description against the animals.

A. A : Biradial, organisms is divided into unequal halves by any plane through the central axis.
B. B: Bilateral, body is divided into equivalent right and left halves by only one plane.
C. A: Asymmetrical, organisms is not divided into equal halves by any plane through the central axis.
D. B: Radial, in which any plane passing through the central axis of the body divides the organism into two identical halves.
Answer : B

41. 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

42. Which of the following possesses poison sting and belongs to class chondrichthyes?
A. Labeo
B. Myxine
C. Clarias
D. Trygon
Answer : D

43. 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

44. Which one of the following categories of animals is correctly described with no single exception in it?
A. In chondrichthyes notochord is persistent throughout life.
B. All mammals are viviparous and possess diaphragm for breathing.
C. All sponges are marine.
D. All reptiles possess scales, have a three chambered heart and are cold blooded (poikilothermal).
Answer : A

45. 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

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

Column -IColumn- 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

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 characteristics is correct for reptilia?
A. Body covered with dry and cornified skin, scales over the body are epidermal, they do not have external ears.
B. Body is covered with moist skin and is devoid of scales, the ear is represented by a tympanum, alimentary canal, urinary and reproductive tracts open into a common cloaca.
C. Fresh water animals with bony endoskeleton and airbladder regulate buoyancy.
D. Marine animals with cartilaginous endoskeleton and body is covered with placoid scales.
Answer : A

49. Which of the following is not a chordate character?
A. Presence of paired pharyngeal gill slits
B. Ventral heart
C. Solid and ventral nerve cord
D. Presence of post-anal tail
Answer : C

50. 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