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Animal Kingdom 1000+ MCQ with answer for NEET

Thursday 9th of March 2023

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1. Which of the following feature is not correct regarding the figure given below? 
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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
2. 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
3. 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 these
Answer : C
4. Which of the following statements (i – v) are incorrect ?

  1. Circulatory system in arthropods is of closed type.

  2. Parapodia in annelids helps in swimming.

  3. Phylum mollusca is the second largest animal phylum.

  4. Aschelminthes are dioecious.


A. (i) only
B. (iii) only
C. (i) and (iii)
D. (iii) and (iv)
Answer : A
5. Identify the figures A, B and C and choose the correct option. 
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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
6. 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
7. Column I contains zoological names of animals and column II contains their common name. Match the following and choose the correct option.
Column -IColumn- II
A. PhysaliaI. Sea anemone
B. MeandrinaII. Brain coral
C. GorgoniaIII. Sea fan
D. AdamsiaIV. 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
8. 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
9. 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 ? 
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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
10. In ctenophora, the body bears _______ external rows of ciliated comb plates, which help in locomotion.
A. five
B. six
C. seven
D. eight
Answer : D
11. 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. PoriferaI. Mammary glands
B. MolluscaII. Cloaca
C. CtenophoraIII. Choanocytes
D. AmphibiaIV. Radula
E. MammaliaV. 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
12. Match the terms/feature given in column I with their examples given in column II and select the correct match from the option given below.
Column-IColumn-II
(Term/Feature)(Examples)
A. Gregarious pesti. Hirudinaria
B. Vectorii. Planaria
C. Oviparous withiii. Sepia indirect development
D. Metameresiv. Aedes
E. High regenerationv. Locust capacity

A. A - i, B - ii, C - iii, D - iv, E - v
B. A - iii, B - v, C - ii, D - iv, E - i
C. A - iii, B - i, C - v, D - ii, E - iv
D. A - v, B - iv, C - iii, D - i, E - ii
Answer : D
13. Polyp phase is absent in
A. Hydra
B. Aurelia
C. Physalia
D. Obelia
Answer : B
14. 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
15. Which of the following statement(s) is/are correct regarding phylum coelenterata?
(i) They are aquatic, mostly marine, sessile or freeswimming, radially symmetrical animals.
(ii) They have a central gastro-vascular cavity with a single opening called hypostome.
(iii) Digestion is extracellular and intracellular.
(iv) Examples are Sycon, Spongilla and Euspongia.

A. (i) and (ii)
B. (i) and (iv)
C. (i), (ii) and (iii)
D. All of these
Answer : C
16. Refer the figures A, B and C and choose the correct option which shows animals that regulate buoyancy with the help of air bladder. 
akimg11

A. A and B
B. A and C
C. B and C
D. All of the above.
Answer : A
17. Which of the following is a poisonous snake?
A. Naja (Cobra)
B. Bangarus (Krait)
C. Viper (Viper)
D. All of these
Answer : D
18. Which of the following pairs of animals comprises jawless fishes?
A. Mackerals and rohu
B. Lampreys and hag fishes
C. Guppies and hag fishes
D. Lampreys and eels
Answer : B
19. 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
20. 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
21. 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
22. In amphibians, heart is ________ chambered.
A. two
B. three
C. four
D. none of these
Answer : B
23. 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
24. 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
25. 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
26. Which of the following statements (i v) are incorrect?
(i) Parapodia are lateral appendages in arthropods used for swimming.
(ii) Radula in molluscs are structures involved in excretion.
(iii) Aschelminthes are dioecious.
(iv) Echinoderm adults show radial symmetry.
(v) Ctenophorans are diploblastic.

A. (i) and (ii)
B. (i) and (iii)
C. (i), (iv) and (v)
D. (iii) and (v)
Answer : A
27. 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
28. Which of the following group of animals reproduces only by sexual means?
A. Ctenophora
B. Cnidaria
C. Porifera
D. Protozoa
Answer : A
29. 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
30. In which of the phylum, excretory organ like proboscis gland is present?
A. Hemichordata
B. Chordata
C. Echinodermata
D. Annelida
Answer : A
31. The organisms attached to the substratum generally possess
A. one single opening to the digestive canal.
B. cilia on the surface to create water current.
C. radial symmetry.
D. asymmetrical body.
Answer : C
32. Which of the following pairs of animals are similar to each other pertaining to the feature stated against them?
A. Pteropus and Orithorhyncus - Viviparity
B. Garden lizard and crocodile - Three chambered heart
C. Ascaris and Ancylostoma - Metameric segmentation
D. Sea horse and flying fish - Cold blooded (poikilothermal)
Answer : D
33. 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
34. 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
35. Few cnidarians like corals have a skeleton composed of
A. calcium hydroxide
B. calcium sulphate
C. calcium carbonate
D. sodium bicarbonate
Answer : C
36. Flame cells present in platyhelminthes, are specialized in
A. respiration and absorption.
B. osmoregulation and circulation.
C. respiration and excretion.
D. osmoregulation and excretion.
Answer : D
37. 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
38. Identify the figures and select the correct option 
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A. A - Pseudocoelomate; B - Coelomate, C-Acoelomate
B. A - Coelomate, B - Pseudocoelomate, C- Acoelomate
C. A - Coelomate; B- Acoelomate; C - Pseudocoelomate
D. A - Coelomate; B- Acoelomate; C-Eucoelomate
Answer : B
39. Which of the following animal's body is covered by calcareous shell and unsegmented with a distinct head, muscular foot, and visceral hump? 
akimg17

A. Click to check answer
B. Click to check answer
C. Click to check answer
D. Click to check answer
Answer : C
40. In phylum arthropoda, excretion takes place through
A. nephridia
B. flame cells
C. malphigian tubules
D. gills
Answer : C
41. 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
42. Which of the follwoing statement(s) is/are correct?
(i) Organ systems in different group of animals show various patterns of complexities.
(ii) The digestive system in platyhelminthes has only a single opening to the outside of the body that serve as both mouth and anus, and is hence called complete.
(iii) In open type of circulatory system, the blood is pumped out of the heart and the cells and tissues are directly bathed in it.
(iv) In closed type, the blood is circulated through a series of vessels of varying diameters (arteries, veins and capillaries).

A. Only (i)
B. Both (ii) and (iii)
C. (i), (iii) and (iv)
D. All of these
Answer : C
43. Which of the following is not the common fundamental feature for animal classification?
A. Germinal layers.
B. Pathway of water transport.
C. Pattern of organization of cells.
D. Serial repetition of the segments.
Answer : B
44. Which of the following possesses poison sting and belongs to class chondrichthyes?
A. Labeo
B. Myxine
C. Clarias
D. Trygon
Answer : D
45. 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
46. Which of the following is a living fossil?
A. Balanoglossus
B. Echinus
C. Ancylostoma
D. Limulus
Answer : D
47. The given figures (A & B) shows the germinal layer. The animals having structures shown in the figures are respectively called 
akimg1

A. diploblastic, triploblastic
B. triploblastic, diploblastic
C. diploblastic, diploblastic
D. triploblastic, triploblastic
Answer : A
48. Identify the correct characteristic feature shown by the given figure? 
akimg19

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
49. Identify the figure with its correct name and phylum. 
akimg6

A. Sycon - Porifera
B. Aureli - Coelenterata
C. Pleurobrachia - Ctenophora
D. Tapeworm - Platyhelminthes
Answer : D
50. Meandrina (brain coral) belongs to phylum
A. porifera
B. coelenterata
C. ctenophora
D. platyhelminthes
Answer : B

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