Animal Kingdom - NEET Topic-wise Q & A

NEET Topic-wise & A

Topic 1: BASIS OF CLASSIFICATION

NEET: Previous Years Questions

01: Radial symmetry is NOT found in adults of phylum ______. (NEET 2023)

(1) Hemichordata

(2) Coelenterata

(3) Echinodermata

(4) Ctenophora

✅ (1) Hemichordata

02: Bilaterally symmetrical and acoelomate animals are exemplified by: (NEET 2020)

(1) Aschelminthes

(2) Annelida

(3) Ctenophora

(4) Platyhelminthes

✅ (4) Platyhelminthes

03: Consider following features:

(a) Organ system level of organisation

(b) Bilateral symmetry

(c) True coelomates with segmentation of body

Select the correct option of animal groups which possess all the above characteristics.

(1) Annelida, Arthropoda and Chordata

(2) Annelida, Arthropoda and Mollusca

(3) Arthropoda, Mollusca and Chordata

(4) Annelida, Mollusca and Chordata (NEET 2019)

✅ (1) Annelida, Arthropoda and Chordata

Model Questions

04: Tissue level of organization is found in

(1) Sponges and cnidarians

(2) Cnidarians and comb jellies

(3) Comb jellies and sponges

(4) Sponges, cnidarians and comb jellies

✅ (2) Cnidarians and comb jellies

05: Bilateral symmetry is observed in

(1) Flatworms to chordates except adult molluscs

(2) Flatworms to chordates except larval molluscs

(3) Flatworms to chordates except adult echinoderms

(4) Flatworms to chordates except larval echinoderms

✅ (3) Flatworms to chordates except adult echinoderms

06: Assertion (A): Sponges have Cellular level of organization. Reason (R): They are unicellular organisms without tissues and organs.

(1) Both A and R are true, and R is the correct explanation of A.

(2) Both A and R are true, but R is not the correct explanation of A.

(3) A is true, but R is false.

(4) Both A and R are false.

✅ (3) A is true, but R is false.

07: Which of the following groups exhibit radial symmetry?

(1) Fishes

(2) Molluscs

(3) Star fishes

(4) Sponges

✅ (3) Star fishes

08: Which of the following groups have only 2 germinal layers?

(1) Sycon, Fasciola, Pheretima

(2) Physalia, Hydra, Pleurobrachia

(3) Adamsia, Ascaris, Asterias

(4) Euspongia, Corals, Sepia

✅ (2) Physalia, Hydra, Pleurobrachia

09: Match the following columns:

a b c d

(1) 1 4 3 2

(2) 2 3 4 1

(3) 3 4 1 2

(4) 4 3 2 1

✅ (4) 4 3 2 1

10: Which is not correct about eucoelomate condition?

(1) It is not lined by peritoneal layer

(2) Coelom is formed from mesoderm

(3) Coelomic fluid is present

(4) Generally seen in triploblastic animals

✅ (1) It is not lined by peritoneal layer

11: Metamerism is the characteristic of

(1) Platyhelminthes

(2) Mollusca

(3) Porifera

(4) Annelida

✅ (4) Annelida

12: Observe the given diagram.

The diagram represents

(1) Acoelomate and diploblastic embryo

(2) Pseudocoelomate and triploblastic embryo

(3) Acoelomate and triploblastic embryo

(4) Coelomate and diploblastic embryo

✅ (3) Acoelomate and triploblastic embryo

13: Choose the correct combination:

(1) Annelida and Porifera…………..Phyla

(2) Oligochaeta and Arthropoda…….Phyla

(3) Mollusca and Hydrozoa…………..Classes

(4) Aves and Chordata………..Classes

✅ (1) Annelida and Porifera…………..Phyla

14: Which one of the following pairs of animals are similar to each other pertaining to the feature stated against them?

(1) Pteropus and Ornithorhynchus – viviparity.

(2) Garden lizard & crocodile – 3- chambered heart

(3) Ascaris & Ancylostoma – metameric segmentation

(4) Sea horse & flying fish – cold blooded (poikilothermal)

✅ (4) Sea horse & flying fish – cold blooded (poikilothermal)

Topic 2: NON-CHORDATA (PORIFERA TO HEMICHORDATA)

NEET: Previous Years Questions

15: Consider the following statements: (NEET 2024)

A. Annelids are true coelomates

B. Poriferans are pseudocoelomates

C. Aschelminthes are acoelomates

D. Platyhelminthes are pseudocoelomates

Choose the correct answer from the options given below:

(1) B only

(2) A only

(3) C only

(4) D only

✅ (2) A only

16: Match List I with List II: (NEET 2024)

List I List II

A. Pleurobrachia I. Mollusca

B. Radula II. Ctenophora

C. Stomochord III. Osteichthyes

D. Air bladder IV. Hemichordata

Choose the correct answer from the options given below:

(1) A-IV, B-II, C-III, D-I

(2) A-II, B-I, C-IV, D-III

(3) A-II, B-IV, C-I, D-III

(4) A-IV, B-III, C-II, D-I

✅ (2) A-II, B-I, C-IV, D-III

17: Match List I with List II. (NEET 2023)

List I List II

A. Taenia I. Nephridia

B. Paramoecium II. Contractile vacuole

C. Periplaneta III. Flame cells

D. Pheretima IV. Urecose gland

Choose the correct answer from the options given below:

(1) A-I, B-II, C-IV, D-III

(2) A-III, B-II, C-IV, D-I

(3) A-II, B-I, C-IV, D-III

(4) A-I, B-II, C-III, D-IV

✅ (2) A-III, B-II, C-IV, D-I

18: Match the following:

List-I List-II

(a) Physalia (i) Pearl oyster

(b) Limulus (ii) Portuguese Man of War

(c) Ancylostoma (iii) Living fossil

(d) Pinctada (iv) Hookworm

Choose the correct answer from the options given below.

(a) (b) (c) (d)

(1) (ii) (iii) (i) (iv)

(2) (iv) (i) (iii) (ii)

(3) (ii) (iii) (iv) (i)

(4) (i) (iv) (iii) (ii) (NEET 2021)

✅ (3) (ii) (iii) (iv) (i)

19: Read the following statements.

(a) Metagenesis is observed in Helminths.

(b) Echinoderms are triploblastic and coelomate animals.

(c) Round worms have organ-system level of body organization.

(d) Comb plates present in ctenophores help in digestion.

(e) Water vascular system is characteristic of Echinoderms.

Choose the correct answer from the options given below.

(1) (c), (d) and (e) are correct

(2) (a), (b) and (c) are correct

(3) (a), (d) and (e) are correct

(4) (b), (c) and (e) are correct (NEET 2021)

✅ (4) (b), (c) and (e) are correct

20: Match List - I with List - II.

Choose the correct answer from the options given below.

(a) (b) (c) (d)

(1) (iv) (iii) (i) (ii)

(2) (iii) (iv) (i) (ii)

(3) (iii) (iv) (ii) (i)

(4) (iv) (i) (ii) (iii) (NEET 2021)

✅ (3) (iii) (iv) (ii) (i)

21: Match the following columns and select the correct option.

(a) (b) (c) (d)

(1) (iii) (ii) (i) (iv)

(2) (ii) (i) (iii) (iv)

(3) (i) (iii) (ii) (iv)

(4) (iv) (i) (ii) (iii) (NEET 2020)

✅ (4) (iv) (i) (ii) (iii)

22: Match the following organisms with their respective characteristics:

(a) Pila (i) Flame cells

(b) Bombyx (ii) Comb plates

(c) Pleurobrachia (iii) Radula

(d) Taenia (iv) Malpighian tubules

Select the correct option from the following:

(a) (b) (c) (d)

(1) (iii) (ii) (i) (iv)

(2) (iii) (iv) (ii) (i)

(3) (ii) (iv) (iii) (i)

(4) (iii) (ii) (iv) (i) (NEET 2019)

✅ (2) (iii) (iv) (ii) (i)

23: Which of the following animals does not undergo metamorphosis? (NEET 2018)

(1) Earthworm

(2) Tunicate

(3) Moth

(4) Starfish

✅ (1) Earthworm

24: Important characteristic that hemichordates share with chordates is

(1) ventral tubular nerve cord

(2) pharynx with gill slits

(3) pharynx without gill slits

(4) absence of notochord. (NEET 2017)

✅ (2) pharynx with gill slits

25: In case of poriferans, the spongocoel is lined with flagellated cells called

(1) oscula

(2) choanocytes

(3) mesenchymal cells

(4) ostia (NEET 2017)

✅ (2) choanocytes

26: Which of the following features is not present in the Phylum Arthropoda?

(1) Parapodia

(2) Jointed appendages

(3) Chitinous exoskeleton

(4) Metameric segmentation (NEET-I 2016)

✅ (1) Parapodia

Model Questions

27: Which one of the following statements about all the four of Spongilla, leech, dolphin and penguin is correct?

(1) Penguin is homoeothermic while the remaining three are poikilothermic.

(2) Leech is a fresh water form while others are marine

(3) Spongilla has special collared cells called choanocytes, not found in the remaining three

(4) All are bilaterally symmetrical

✅ (3) Spongilla has special collared cells called choanocytes, not found in the remaining three

28: Spongocoel is lined by

(1) Porocytes

(2) Choanocytes

(3) Amoebocytes

(4) Spicules

✅ (2) Choanocytes

29: Which of the following is incorrect about water canal system?

(1) It includes ostia, spongocoel & osculum

(2) Water enters osculum and waste water is released out through ostia

(3) Food gathering, respiration, circulation and excretion are performed by this system

(4) This system is the unique feature of porifera

✅ (2) Water enters osculum and waste water is released out through ostia

30: The following figure represents

(1) Sycon which belongs to Porifera

(2) Sycon which belongs to Cnidaria

(3) Hydra which belongs to Porifera

(4) Hydra which belongs to Cnidaria

✅ (1) Sycon which belongs to Porifera

31: Polymorphism and alternation of generation are exhibited in some animals coming under

(1) Arthropoda

(2) Annelida

(3) Cnidaria

(4) Echinodermata

✅ (3) Cnidaria

32: Functional systems for specific physiological functions are not seen in

(1) Annelids

(2) Molluscs

(3) Arthropods

(4) Coelenterates

✅ (4) Coelenterates

33: Portuguese Man of War is

(1) Pennatula

(2) Physalia

(3) Coral

(4) Obelia

✅ (2) Physalia

34: Bioluminescence is the feature of

(1) Comb jellies

(2) Sponges

(3) Tongue worms

(4) Flatworms

✅ (1) Comb jellies

35: Identify the picture representing an animal.

(1) Spongilla

(2) Hydra

(3) Planaria

(4) Pleurobrachia

✅ (4) Pleurobrachia

36: Excretory organ of Platyhelminthes is

(1) Antennary glands

(2) Proboscis gland

(3) Flame cells

(4) Kidney

✅ (3) Flame cells

37: Planaria possesses high capacity of

(1) Metamorphosis

(2) Regeneration

(3) Alternation of generation

(4) Bioluminescence

✅ (2) Regeneration

38: Select the incorrect statement.

(1) Periplaneta has compound eyes and simple eyes

(2) Earthworm shows segmentation

(3) Ascaris shows sexual dimorphism

(4) Liver fluke has a complete alimentary canal

✅ (4) Liver fluke has a complete alimentary canal

39: Which statement is correct about Aschelminthes?

(1) Pseudocoelomate and has Syncytial epidermis

(2) Jointed appendages and chitinous cuticle

(3) Mantle and radula are seen

(4) Body is covered with spines

✅ (1) Pseudocoelomate and has Syncytial epidermis

40: What is common amongst earthworm, cockroach & centipede?

(1) Metamerism

(2) Chitinous exoskeleton

(3) Haemocoel

(4) Sexual dimorphism

✅ (1) Metamerism

41: Select the mismatching combination.

(1) Polyp and medusa – Cnidarians

(2) Ciliated comb plates – Ctenophores

(3) Proboscis gland – Hemichordata

(4) Water vascular system – Porifera

✅ (4) Water vascular system – Porifera

42: Which of the following are correctly matched with respect to their taxonomic classification?

(1) Housefly, butterfly, tse-tse fly, silverfish – Insecta

(2) Spiny anteater, sea urchin, sea cucumber – Echinodermata

(3) Flying fish, cuttlefish, silverfish – Pisces

(4) Centipede, millipede, spider, scorpion – Insecta

✅ (1) Housefly, butterfly, tse-tse fly, silverfish – Insecta

43: Which of the following is not related with phylum Arthropoda?

(1) Have Statocysts

(2) Some have Book gills

(3) Mostly monoecious

(4) Metameric segmentation

✅ (3) Mostly monoecious

44: Assertion (A): Arthropoda is the largest phylum in the animal kingdom. Reason (R): Arthropods exhibit a high degree of morphological diversity and occupy various ecological niches.

(1) Both A and R are true, and R is the correct explanation of A.

(2) Both A and R are true, but R is not the correct explanation of A.

(3) A is true, but R is false.

(4) Both A and R are false.

✅ (1) Both A and R are true, and R is the correct explanation of A.

45: Mantle and Radula are the salient features of

(1) Echinodermata

(2) Mollusca

(3) Annelida

(4) Hemichordata

✅ (2) Mollusca

46: Proboscis gland in Balanoglossus is associated with

(1) Digestion

(2) Respiration

(3) Circulation

(4) Excretion

✅ (4) Excretion

47: Which one is incorrect?

(1) Head, thorax & abdomen: Arthropoda

(2) Head, visceral mass & foot: Mollusca

(3) Proboscis, collar & trunk: Urochordata

(4) Head, neck & trunk: Mammalia

✅ (3) Proboscis, collar & trunk: Urochordata

48: Notochord is found from head to tail region and is persistent throughout the life in

(1) Fishes

(2) Amphioxus

(3) Amphibians

(4) Ascidia

✅ (2) Amphioxus

Topic 3: CHORDATA

NEET: Previous Years Questions

49: The following are the statements about non-chordates: (NEET 2024)

A. Pharynx is perforated by gill slits.

B. Notochord is absent.

C. Central nervous system is dorsal.

D. Heart is dorsal if present.

E. Post anal tail is absent.

Choose the most appropriate answer from the options given below:

(1) A & C only

(2) A, B & D only

(3) B, D & E only

(4) B, C & D only

✅ (3) B, D & E only

50: Match List I with List II: (NEET 2024)

List I List II

A. Pterophyllum I. Hag fish

B. Myxine II. Saw fish

C. Pristis III. Angel fish

D. Exocoetus IV. Flying fish

Choose the correct answer from the options given below:

(1) A-II, B-I, C-IIII, D-IV

(2) A-III, B-I, C-II, D-IV

(3) A-IV, B-I, C-II, D-III

(4) A-III, B-II, C-I, D-IV

✅ (2) A-III, B-I, C-II, D-IV

51: Select the correct statements with reference to chordates. (NEET 2023)

A. Presence of a mid-dorsal, solid and double nerve cord.

B. Presence of closed circulatory system.

C. Presence of paired pharyngeal gill slits.

D. Presence of dorsal heart

E. Triploblastic pseudocoelomate animals.

Choose the correct answer from the options given below:

(1) B and C only

(2) B, D and E only

(3) C, D and E only

(4) A, C and D only

✅ (1) B and C only

52: The unique mammalian characteristics are

(1) hairs, pinna and mammary glands

(2) hairs, pinna and indirect development

(3) pinna, monocondylic skull and mammary glands

(4) hairs, tympanic membrane and mammary glands (NEET 2023)

✅ (1) hairs, pinna and mammary glands

53: Which one of the following organisms bears hollow and pneumatic long bones? (NEET 2021)

(1) Neophron

(2) Hemidactylus

(3) Macropus

(4) Ornithorhynchus

✅ (1) Neophron

54: Match the following columns and select the correct option. (NEET 2020)

(a) (b) (c) (d)

(1) (iv) (ii) (iii) (i)

(2) (i) (iv) (iii) (ii)

(3) (ii) (iii) (iv) (i)

(4) (iii) (iv) (i) (ii)

✅ (3) (ii) (iii) (iv) (i)

55: Which of the following statements are true for the phylum Chordata? (NEET 2020)

(a) In Urochordata notochord extends from head to tail and it is present throughout their life.

(b) In Vertebrata notochord is present during the embryonic period only.

(c) Central nervous system is dorsal and hollow.

(d) Chordata is divided into 3 subphyla: Hemichordata, Tunicata and Cephalochordata.

(1) (a) and (b)

(2) (b) and (c)

(3) (d) and (c)

(4) (c) and (a)

✅ (b) and (c)

56: Identify the vertebrate group of animals characterised by crop and gizzard in its digestive system. (NEET 2018)

(1) Amphibia

(2) Reptilia

(3) Aves

(4) Osteichthyes

✅ (3) Aves

57: Which one of these animals is not a homeotherm?

(1) Macropus

(2) Chelone

(3) Camelus

(4) Psittacula (NEET 2018)

✅ (2) Chelone

58: Which among these is the correct combination of aquatic mammals?

(1) Dolphins, Seals, Trygon

(2) Whales, Dolphins, Seals

(3) Trygon, Whales, Seals

(4) Seals, Dolphins, Sharks (NEET 2017)

✅ (2) Whales, Dolphins, Seals

59: Which of the following represents order of ‘Horse’?

(1) Perissodactyla

(2) Caballus

(3) Ferus

(4) Equidae (NEET 2017)

✅ (4) Equidae

60: Choose the correct statement. (NEET-II 2016)

(1) All mammals are viviparous.

(2) All cyclostomes do not possess jaws and paired fins.

(3) All reptiles have a three-chambered heart.

(4) All Pisces have gills covered by an operculum.

✅ (2) All cyclostomes do not possess jaws and paired fins.

61: Which one of the following characteristics is not shared by birds and mammals?

(1) Viviparity

(2) Warm blooded nature

(3) Ossified endoskeleton

(4) Breathing using lungs (NEET-I 2016)

✅ (1) Viviparity

62: Which of the following characteristic features always holds true for the corresponding group of animals? (NEET-I 2016)

✅ (3) Cartilaginous endoskeleton Chondrichthyes

63: Which of the following features are present in chordates?

(1) Dorsal heart, presence of post anal tail and dorsal central nervous system

(2) Ventral heart, presence of post anal tail and presence of gill slits

(3) Dorsal heart, pharynx perforated by gill slits and dorsal central nervous system

(4) Ventral heart, presence of notochord and ventral central nervous system

✅ (2) Ventral heart, presence of post anal tail and presence of gill slits

Model Questions

64: Notochord occurs all through the length of body and throughout life in

(1) Hemichordata

(2) Urochordata

(3) Cephalochordata

(4) Vertebrata

✅ (3) Cephalochordata

65: Select the incorrect statement about Urochordata.

(1) Body is covered by test made up of tunicin

(2) They are exclusively marine

(3) They are hermaphrodite

(4) Fish-like body

✅ (4) Fish-like body

66: Which of the following is Acraniata or Protochordata?

(1) Urochordata

(2) Cephalochordata

(3) Vertebrata

(4) Both A & B

✅ (4) Both A & B

67: What is wrong about Petromyzon and Myxine?

(1) They are examples of Agnatha (Jawless)

(2) They have scales and paired fins

(3) They are ectoparasites on some fishes

(4) They come under the class Cyclostomata

✅ (2) They have scales and paired fins

68: Homoiothermal animals are

(1) Frog, lion & fish

(2) Bat, pigeon & rabbit

(3) Pigeon, lizard & tortoise

(4) Rat, snake & crocodiles

✅ (2) Bat, pigeon & rabbit

69: All vertebrates possess

(1) Renal portal system

(2) 4-chambered ventral heart

(3) Dorsal hollow CNS

(4) Pharyngeal gill slits

✅ (3) Dorsal hollow CNS

70: Chondrichthyes and Osteichthyes differ in presence of

(1) Fins

(2) Placoid scales

(3) Caudal fins

(4) Vertebral column

✅ (2) Placoid scales

71: Match the following:

a b c d

(1) 1 5 2 4

(2) 3 1 2 5

(3) 5 4 1 2

(4) 5 3 2 1

✅ (4) 5 3 2 1

72: Which one of the following features is common in Amphibian and Reptilian?

(1) Dry and cornified skin with scales or scutes

(2) External fertilization

(3) Three-chambered heart

(4) Cloaca is absent

✅ (3) Three-chambered heart

73: Which is not a flying adaptation of Aves?

(1) Presence of wings, feathers and beak

(2) Double respiration and air sacs

(3) Long, hollow and pneumatic bones

(4) Presence of oil gland at the base of the tail

✅ (4) Presence of oil gland at the base of the tail

74: Match the following:

a b c d e

(1) 1 5 2 4 3

(2) 3 1 2 5 4

(3) 5 4 1 2 3

(4) 5 2 3 1 4

✅ (2) 3 1 2 5 4

75: Mammals are viviparous except

(1) Echidna & Pteropus

(2) Platypus & Macropus

(3) Echidna & Platypus

(4) Pteropus & Platypus

✅ (3) Echidna & Platypus

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