NCERT CLASS 11 | TOPIC : ANIMAL CLASSIFICATION | QB-1 | NEET BIOLOGY ONLINE TEST

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NCERT CLASS 11 | TOPIC : ANIMAL CLASSIFICATION | QB-1 | NEET BIOLOGY ONLINE TEST

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It contains 100 important questions. Choose the most correct answer. Then check your answer. Try again if there are errors. Regards : www.onlinetest.kalvisolai.com

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1 ➤ 1. Living organism differ in

(a) Shape (b) Form (c) Size and habit (d) All of these

2 ➤ 2. Which is not a character of sponges?

(a) Multicellular (b) Cells are functionally independent (c) Cellular level of organization (d) Tissue level of organization

3 ➤ 3. Which phylum shows tissue level of organization?

(a) Protozoa (b) Porifera (c) Coelenterate (d) All of these

4 ➤ 4. Organ system level of organization is not found in

(a) Annelida (b) Arthropod (c) Molluscs (d) Platyhelminthes

5 ➤ 5. Incomplete digestive tract (blind sac body plan) is found in

(a) Annelida (b) Arthropod (c) Molluscs (d) Platyhelminthes

6 ➤ 6. Closed type of circulatory system is present in

(a) Annelida and arthropod (b) Arthropod and mollusc (c) Annelida and cephalopods (d) Mollusc and echinodermates

7 ➤ 7. In open type of circulatory system

(a) Blood flow in sinuses (b) Blood pressure is low and irregular (c) It is found in arthropods and molluscs (except cephalopods) (d) All are true

8 ➤ 8. Closed type of circulatory system is found in

(a) Annelida (b) Cephalopods (c) Vertebrate (d) All of these

9 ➤ 9. What is false about closed circulatory system?

(a) Blood pressure is high and regular (b) Amount of blood is limited (c) Blood circulates through arteries, veins and capillaries (d) Blood pressure is low and irregular

10 ➤ 10. When the body of an animal can be divided into equal left and right halves by one plane symmetry. It is known as

(a) Bilateral (b) Radial (c) Biradial (d) Asymmetric

11 ➤ 11. Radial symmetry is shown by

(a) Coelenterate (b) Platyhelminthes (c) Adult echinodermates (d) Both (a) and (c)

12 ➤ 12. Most of the sponges are

(a) Bilateral (b) Radial (c) Biradial (d) Asymmetric

13 ➤ 13. The first diploblastic animal is

(a) Coelenterates (b) Platyhelminthes (c) Aschelminthes (d) Annelida

14 ➤ 14. The first triploblastic animal is

(a) Coelenterates (b) Platyhelminthes (c) Aschelminthes (d) Annelida

15 ➤ 15. Triploblastic animal contains

(a) Ectoderm (b) Mesoderm (c) Endoderm (d) All of these

16 ➤ 16. Aschelminthes are

(a) Eucoelomate (b) Pseudocoelomate (c) Acoelomate (d) None of these

17 ➤ 17. Which of the following is acoelomate?

(a) Porifera (b) Coelenterates (c) Platyhelminthes (d) All of these

18 ➤ 18. Metameric segmentation is found in

(a) Annelida (b) Arthropod (c) Both (a) and (b) (d) Platyhelminthes

19 ➤ 19. Notochord is derived from which layer?

(a) Ectoderm (b) Mesoderm (c) Endoderm (d) All of these

20 ➤ 20. Which of the following is correct about notochord?

(a) Dorsally situated (b) Mesodermal in origin (c) Rod like (d) All of these

21 ➤ 21. Radial symmetry is shown by

(a) Ctenophores (b) Coelenterates (c) Adult echinodermates (d) All of these

22 ➤ 22. The undifferentiated layer present between the ectoderm and endoderm in coelenterate is

(a) Mesophyll (b) Gastral layer (c) Archenteron (d) Mesoglea

23 ➤ 23. Which of the following is correct about metamerism (true segmentation)?

(a) Every organ shows serial repetition. (b) The body is divided externally as well as internally (c) Each segment is not supplied with separate nerve and blood vessels. (d) All of these

24 ➤ 24. 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. Such a body cavity is called

(a) Eucoelom (b) Pseudocoelom (c) Acoelom (d) Any of the above

25 ➤ 25. The following are coelomates except (true coelom)

(a) Annelida (b) Platyhelminthes (c) Mollusca (d) Chordata

26 ➤ 26. Select the total number of organism from the following which are sessile:

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Amoeba, Euglena, Adamsia, Spongilla, Hydra, Jelly fish, Earthworm

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(a) 1 (b) 2 (c) 3 (d) 4

27 ➤ 27. Which of the following is incorrect about Porifera?

(a) It is a solitary or colonial organism (b) Majority live in sea and some live in fresh water (c) Most of them are asymmetric (d) All of the above

28 ➤ 28. Members of phylum Porifera are commonly known as

(a) Flatworms (b) Roundworms (c) Sponges (d) Corals

29 ➤ 29. Water path in sponges is

(a) Ostia --> Spongocoel --> Osculum (b) Osculum --> Spongocoel --> Osculum (c) Ostia --> Spongocoel --> Ostia (d) Spongocoel --> Ostia --> Osculum

30 ➤ 30. The unique character of sponges is

(a) Choanocytes or collar cells line, the spongocoel and the canals. (b) That they are hermaphrodite. (c) That they live in marine water. (d) It reproduces by asexual means only.

31 ➤ 31. The character possessed by all sponges are

(a) That all are fresh water (b) All possess tissue level of organization (c) External fertilization (d) Hermaphrodite

32 ➤ 32. Select the total number of statements belonging to sponges:

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(1) Cellular level of organization.

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(2) Body is supported by endoskeleton made up of spicules or sponging fibres.

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(3) Larva stage is morphologically different from adult.

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(4) Pathway of water transport is helpful in gathering of food, respiratory exchange and removal of waste.

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(5) Hermaphrodite organism.

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(6) They show the power of regeneration.

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(a) 5 (b) 6 (c) 4 (d) 3

33 ➤ 33. Select the fresh water sponge from the following:

(a) Sycon (b) Euspongia (c) Spongilla (d) Hyalonema

34 ➤ 34. Another name of sycon is

(a) Scypha (b) Euspongia (c) Spongilla (d) Hyalonema

35 ➤ 35. Match the following: Column I Column II

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A. Sycon . 1. Bath sponge

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B. Spongilla . 2. Scypha

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C. Euspongia . 3. Fresh water sponge

(a) A.2, B.3, C.1 (b) A.1, B.2, C.3 (c) A.3, B.2, C.1 (d) A.3, B.1, C.2

36 ➤ 36. Select the total number of marine sponges from the following:

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Leucosolenia, Euspongia, Spongilla, Sycon, Hyalonema

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(a) 3 (b) 4 (c) 5 (d) 2

37 ➤ 37. The primitive multicellular animals having cellular level of organization are

(a) Ctenophores (b) Sponges (c) Corals (d) Crustacean

38 ➤ 38. Water enters through minute pores in the body wall into central cavity in sponges. These minute pores are known as

(a) Osculum (b) Ostia (c) Spongocoel (d) Any of the above

39 ➤ 39. In sponge, the sperm and ova are produced by the same individual. Such types of organisms are called

(a) Asexual (b) Unisexual (c) Hermaphrodite (d) Dioecious

40 ➤ 40. Canal system and choanocytes are characteristic of

(a) Ctenophora (b) Coelenterates (c) Platyhelminthes (d) Porifera

41 ➤ 41. In sponges, the commonly seen larva are

(a) Amphiblastula (b) Parenchymula (c) Planula (d) Both (a) and (b)

42 ➤ 42. Digestion in sponges is

(a) Intracellular (b) Extracellular (c) Both (a) and (b) (d) None of these

43 ➤ 43. Which of the following is correct about reproduction in sponges?

(a) The mode of asexual reproduction such as gemmule formation, budding and fragmentation. (b) Fertilization is internal (c) Development is indirect (d) All of these

44 ➤ 44. Exogenous budding is seen in case of

(a) Scypha (b) Euspongia (c) Spongilla (d) Hyalonema

45 ➤ 45. The following characters are related to phylum:

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(1) Aquatic, mostly marine

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(2) Sessile or free swimming

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(3) Radially symmetrical animals

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(4) They show polymorphism

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(a) Porifera (b) Ctenophora (c) Echinodermata (d) Coelenterata

46 ➤ 46. Cnidoblast is a characteristic feature of

(a) Porifera (b) Coelenterata (c) Ctenophora (d) Arthropoda

47 ➤ 47. The first diploblastic animal showing tissue level of organization is

(a) Sycon (b) Gorgonia (c) Taenia (d) Locust

48 ➤ 48. Cnidoblast is used for

(a) Anchorage (b) Defense (c) Capture of prey (d) All of these

49 ➤ 49. Select the total number of organisms from the following which shows both intra and extra cellular digestion.

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Physalia, Pleurobrachia, Taenia, Culex, Apis, Neries, Echinus, Salpa, Meandrina, Pennatula, Doliolum, Catla, Hyla, Adamsia, Gorgonia, Ctenoplana.

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(a) 6 (b) 8 (c) 7 (d) 10

50 ➤ 50. Select the correct matching:

(a) Petromyzon - Hag fish (b) Echinus - Brittle star (c) Apis - Silkworm (d) Pennatula - Sea pen

51 ➤ 51. Select incorrect matching:

(a) Locusta - Locust (b) Cucumaria - Sea cucumber (c) Meandrina - Sea anemone (d) Echinus - Sea urchin

52 ➤ 52. Some cnidarians examples corals have a skeleton composed of

(a) Spongin fibres (b) Silica (c) Calcium carbonate (d) Any of these

53 ➤ 53. Metagenesis is shown by

(a) Hydra (b) Adamsia (c) Aurelia (d) Obelia

54 ➤ 54. Which of the following is not true fish?

(a) Exocoetus (b) Betta (c) Saw fish (d) Jelly fish

55 ➤ 55. The umbrella shape and free swimming form of coelenterate reproduced by sexual reproduction is

(a) Polyp (b) Medusa (c) Both (a) and (b) (d) None of these

56 ➤ 56. Sessile, cylindrical form of coelenterate reproduced by asexual reproduction is

(a) Polyp (b) Medusa (c) Both (a) and (b) (d) None of these

57 ➤ 57. Polyp → Asexually → Medusa → Sexually → Polyp

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The above cycle is shown by

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(a) Physalia (b) Aurelia (c) Obelia (d) Hydra

58 ➤ 58. Select from the following total number of organisms which contain the word ‘sea’ in their common names.

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Physalia, Adamsia, Pennatula, Gorgonia, Meandrina, Hydra, Aurelia, Obelia

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(a) 2 (b) 3 (c) 4 (d) 5

59 ➤ 59. Which of the following is known as Portuguese man-of-war?

(a) gorgonia (b) aurelia (c) physalia (d) obelia

60 ➤ 60. The phylum in which first time nerve net arises

(a) Porifera (b) Coelenterate (c) Platyhelminthes (d) Protozoa

61 ➤ 61. Gastro-vascular cavity with single opening is found in

(a) Porifera (b) Coelenterate (c) Aschelminthes (d) Annelida

62 ➤ 62. Coelenterates asexually reproduce by

(a) Budding (b) Gametes (c) Conidia (d) Gemmules

63 ➤ 63. The larva stage shown by coelenterate is called

(a) Amphiblastula (b) Parenchymula (c) Planula (d) All of these

64 ➤ 64. Match the following: Column I Column II

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A. Physalia - 1. Brain coral

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B. Adamsia - 2. Sea fan

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C. Pennatula - 3. Sea pen

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D. Gorgonia - 4. Sea anemone

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E. Meandrina - 5. Portuguese man of war

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F. Aurelia - 6. Jellyfish

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(a) A.5, B.4, C.2, D.3, E.1, F.6 (b) A.5, B.4, C.3, D.2, E.1, F.6 (c) A.5, B.4, C.2, D.1, E.2, F.6 (d) A.5, B.3, C.4, D.2, E.1, F.6

65 ➤ 65. Ctenophores are commonly known as

(a) Sea walnut (b) Comb jellies (c) Both (a) and (b) (d) None of these

66 ➤ 66. The following features belongs to which phylum?

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(1) Exclusively marine

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(2) Radial symmetry

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(3) Diploblastic

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(4) Tissue level organization

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(a) Coelentrata (b) Porifera (c) Ctenophora (d) Platyhelminthes

67 ➤ 67. Body bears eight external rows of ciliated comb plates present in phylum _____.

(a) Coelentrata (b) Porifera (c) Ctenophora (d) Platyhelminthes

68 ➤ 68. Ctenophores show

(a) Extra and intracellular digestion (b) Sexual reproduction only (c) Bioluminescence (d) All of these

69 ➤ 69. Example of ctenophores is

(a) Pleurobrachia (b) Ctenoplana (c) Both (a) and (b) (d) None of these

70 ➤ 70. The following features belong to which phylum?

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(1) Bilateral symmetry

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(2) Triploblastic, Acoelomate

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(3) Organ level of organization

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(4) Dorsoventrally flattened body

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(a) Platyhelminthes (b) Aschelminthes (c) Annelida (d) Arthropoda

71 ➤ 71. Platyhelminthes are called flat worms because

(a) They are triploblastic (b) They are without coelom (c) They have organ level of organization (d) Their body is dorsoventrally flattened

72 ➤ 72. Which of the following are characters present in platyhelminthes?

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(1) Some absorb nutrients from the host directly through their body surface.

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(2) Digestive system is incomplete, branched and without anus.

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(3) Flame cells/solenocyte protonephridia help in the excretion and osmoregulation.

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(4) Hooks and suckers are present in parasitic form.

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(5) Hermaphrodites

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(6) Fertilization is internal.

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(7) Indirect development through many larva stages.

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(a) 1, 2, 3, 5, 6 (b) 2, 3, 4, 5, 7 (c) All except 1 (d) All

73 ➤ 73. Which platyhelminthes posses high power of regeneration?

(a) Planaria/Dugesia (b) Taenia (c) Fasciola (d) Liver fluke

74 ➤ 74. Flame cells helps in excretion and osmoregulation in

(a) Earthworm (b) Hookworm (c) Roundworm (d) Tapeworm

75 ➤ 75. Internal fertilization is seen in

(a) Pleurobrachia (b) Fasciola (c) Ctenoplana (d) All of these

76 ➤ 76. (1) Fertilization ______.

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(2) Development ______.

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(3) Excretion and osmoregulation by ______.

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Fill in the blanks for organism given in the figure.

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(a) Internal, direct, rennett cells (b) Internal, indirect, flame cells (c) External, direct, nephridia (d) External, indirect, protonephridia

77 ➤ 77. Phylum whose organism are mostly endoparasites is

(a) Platyhelminthes (b) Annelida (c) Arthropoda (d) Mollusca

78 ➤ 78. Which of the following are pseudocoelomate?

(a) Roundworm (b) Hookworm (c) Filarial worm (d) All of these

79 ➤ 79. The body of the aschelminthes is circular in cross section. Hence, it is named as

(a) Tapeworm (b) Earthworm (c) Hookworm (d) Roundworm

80 ➤ 80. Roundworms/Nematodes are

(a) Free living (b) Aquatic or terrestrial (c) Parasitic on animals and plants (d) All of these

81 ➤ 81. Select the total number of organism which shows internal fertilization.

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Ascaris, Wuchereria, Ancylostoma, Taenia, Fasciola, Sycon, Euspongia, Spongilla, pleurobrachia, ctenoplana

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(a) 6 (b) 7 (c) 8 (d) 5

82 ➤ 82. Which character does not belong to phylum Aschelminthes?

(a) Excretory tube (branched ducts) removes body waste form the body cavity through excretory pore. (b) Usually sexes are separate (unisexual or dioecious). (c) Development may be direct or indirect. (d) Alimentary canal is incomplete with a well-developed muscular pharynx.

83 ➤ 83. Match the following: Column I Column II

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A. Ascaris - 1. Intestinal round worm

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B. Wuchereria - 2. Filarial worm

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C. Ancylostoma - 3. Hook worm

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D. Pheretima - 4. Earth worm

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(a) A.2, B.4, C.3, D.1 (b) A.1, B.2, C.3, D.4 (c) A.4, B.3, C.1, D.2 (d) A.2, B.1, C.4, D.3

84 ➤ 84. Which of the following is correct about ascaris?

(a) Females are smaller than males (b) Posterior end of male curved dorsally (c) Females are longer than males (d) Fertilization is external

85 ➤ 85. Select the total number of organism from the following which contains well-developed muscular pharynx with complete alimentary canal.

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Taenia, Fasciola, Planaria, Ascaris, Filarial worm, Hookworm

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(a) 1 (b) 3 (c) 4 (d) 2

86 ➤ 86. Metamerism is found in

(a) Ascaris (b) Leech (c) Loligo (d) Octopus

87 ➤ 87. Nephridia helps in the excretion and osmoregulation in

(a) Nereis (b) Pheretima (c) Hirudinaria (d) All of these

88 ➤ 88. Closed circulatory system is present in

(a) Nereis (b) Pheretima (c) Ascaris (d) Both (a) and (b)

89 ➤ 89. Animals having cylindrical body having an organ system level of organization showing metamerism belongs to phylum

(a) Arthropoda (b) Mollusca (c) Annelida (d) Platyhelminthes

90 ➤ 90. Annelids may be

(a) Aquatic (marine and fresh water), terrestrial (b) Free living (c) Parasite (d) All of the above

91 ➤ 91. The neural system consists of paired ganglia connected by lateral nerve to a double ventral nerve cord present in

(a) Fasciola (b) Ancylostoma (c) Nereis (d) Taenia

92 ➤ 92. Which of the following are monoecious?

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Ascaris, Wuchereria, Ancylostoma, Neries, Pheretima, Hirudinaria

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(a) 3 (b) 2 (c) 3 (d) 4

93 ➤ 93. The first true coelomates are

(a) Nereis (b) Centipede (c) Crab (d) Wuchereria

94 ➤ 94. The following features belong to which of the following phylum? (1) Triploblastic (2) Bilateral symmetry (3) Eucoelomate (4) Metamerism

(a) Mollusca (b) Aschelminthes (c) Platyhelminthes (d) Annelida

95 ➤ 95. Which of the following is correct about parapodia?

(a) They are longitudinal muscles which help in locomotion. (b) They are circular muscles which help in locomotion. (c) It helps in swimming. (d) It is the dorsal appendages of nereis.

96 ➤ 96. Which of the following is the largest phylum?

(a) Mollusca (b) Echinodermata (c) Arthropoda (d) Annelida

97 ➤ 97. How many species named on earth is arthropoda?

(a) 1/2 (b) 2/3 (c) 1/4 (d) 3/4

98 ➤ 98. In which of the following phylum the body is generally divided into head, thorax and abdomen?

(a) Mollusca (b) Echinodermata (c) Arthropoda (d) Annelida

99 ➤ 99. Which of the following phylum shows segmentation?

(a) Annelida (b) Arthropoda (c) Both (a) and (b) (d) Platyhelminthes

100 ➤ 100. The following features are seen in which of the below options?

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(1) Exoskeleton of chitin

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(2) Malpighian tubules as excretory organ

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(3) Tracheal system for respiration

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(4) Three pair of legs in thoracic region

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(a) Limulus (b) Prawn (c) Spider (d) Cockroach

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