Zoology NCERT Line by Line PDF

ZOOLOGY 1 NCERT LINE BY LINE  ZOOLOGY 2 NCERT LINE BY LINE  ZOOLOGY NCERT LINE BY LINE CHAPTERWISE TOPICWISE ZOOLOGY 3 NCERT LINE BY LINE ...

ZOOLOGY 1 NCERT LINE BY LINE  ZOOLOGY 2 NCERT LINE BY LINE  ZOOLOGY NCERT LINE BY LINE CHAPTERWISE TOPICWISE ZOOLOGY 3 NCERT LINE BY LINE  ZOOLOGY TOPICS CLASS – XI-th 1. CHAPTER – 1 Animal kingdom ……………5 2. CHAPTER – 2 Structural Organisation in Animals.…………21 3. CHAPTER – 3 Biomolecules.…………34 4. CHAPTER – 4 Digestion ………….47 5. CHAPTER – 5 Breathing and exchange of gases ………….56 6. CHAPTER – 6 Body Fluids and Circulation ………….64 7. CHAPTER – 7 Excretory products and their elimination ………….76 8. CHAPTER – 8 Locomotion and Movement ………….86 9. CHAPTER – 9 Neural Control and Coordination ………….96 10. CHAPTER – 10 Chemical Control and Coordination …………118 CLASS – XII-th 11. CHAPTER – 11 Reproduction in Organisms ………….132 12. CHAPTER – 12 Human Reproduction ………….140 13. CHAPTER – 13 Reproductive Health ………….159 14. CHAPTER – 14 Evolution ………….171 15. CHAPTER – 15 Human Health and Diseases ………….187 16. CHAPTER – 16 Strategies for Enhancement in Food Production ………….205 17. CHAPTER – 17 Biotechnology : principles and Processes ………….222 18. CHAPTER – 18 Biotechnology and its applications ………….232 4 NCERT LINE BY LINE  ZOOLOGY 1. 1 ANIMAL KINGDOM A) organisms having incomplete Basis of classification digestive system 1. Which of the following is a basic feature B) coelenterates, ctenophores and of all the organisms of Animalia? Platyhelminthes [Pg-46,E] C) organisms having complete digestive A) Multicellular structure system B) Sensory and neuromotor system D) organisms having cellular level of C) Terrestrial habitat organization D) Locomotion 6. Which of the following is incorrect? [Pg- 2. Which of the following lack tissue grade 47,M] organization? [Pg-46,E] A) Some division of labour (activities) A) Metazoans occur among the cells in the members B) Eumetazoans of phylum porifera. C) Parazoans B) Division of labour (activities) is D) None of these completely absent among the cells in 3. Match the columns. [Pg-46,47,M] poriferans. Column-I Column-II C) Open circulatory system is found in (A) Organ level (1) Pheretima Tunicates, hemichordates, and non- (B) Cellular aggregate (2) Fasciola cephalopod molluscs. level D) All of these (C) Tissue level (3) Spongilla 7. Choose the incorrect option. [Pg-47,M] (D) Organ system level (4) Obelia A) Complete digestive system - Two openings, mouth and anus B) Incomplete digestive system - Single Codes- opening system (A) (B) (C) (D) C) Open circulatory system - Blood is A) 2 4 3 1 circulated through tubes B) 2 3 4 1 D) Closed circulatory system - Arteries C) 4 1 2 3 veins and capillaries present D) If both assertion and reason are 8. Choose the correct body symmetry false. shown in the diagram. [Pg-47,E] 4. Choose the correct option [Pg-47,H] A) Ctenophores and platyhelminthes possess complete digestive system. B) Aschelminthes to chordates, all possess organ system level of organization along with complete digestive system. C) Coelenterates and aschelminthes possess organ system level of A) A – Radial, B – Bilateral organization along with complete B) A – Bilateral, B – Pentamerous digestive system. C) A – Radial, B – Pentamerous D) Poriferans may possess complete D) A – Bilateral, B – Radial digestive system. 9. The diagram below shows the 5. The entry of food and exit of waste takes diploblastic and triploblastic germ layers place from separate openings in [Pg- in the animals. Identify the correct 47,M] option in which they are found. [Pg-47,E] 5 NCERT LINE BY LINE  ZOOLOGY D) Mesoglea is an undifferentiated layer which do not form any tissue or organ. 13. Choose the incorrect match [Pg-47,M] A) Tube-within-tube body plan: Nemathelminthes, Annelida, Arthropoda, Mollusca, Echinodermata, Chordata A) A – Radial, B – Bilateral B) Cell-aggregate type body plan: B) A – Bilateral, B – Pentamerous Coelenterates C) A – Radial, B – Pentamerous C) Blind-sac type body plan: D) A – Bilateral, B – Radial Platyhelminthes and coelenterates 10. Choose the true statement: [Pg-47,M] D) None of these A) Animals like annelids, arthropods, 14. Which of the following is/are the aschelminthes, molluscs, function of coelom? [Pg-48,H] hemichordates and chordates A) Absorb shock or provide hydrostatic possess bilateral symmetry. skeleton B) Most of the animals possess bilateral B) Support shock or provide hydrostatic symmetry. skeleton C) Platyhelminthes was the first phylum C) Allow muscles to grow independently during evolution to exhibit bilateral of the body wall symmetry. D) All of these D) All of these 15. The diagram below shows the 11. Study the types of animals with respect diploblastic and triploblastic germ layers to the presence or absence of body in the animals. Identify the correct cavities: [Pg-48,E] option in which they are found. [Pg-47,E] A) A – Molluscs, B – Chordates B) A – Annelida, B – Porifera C) A – Coelenterates, B – A) A – Molluscs, B – Chordates Platyhelminthes B) A – Annelida, B – Porifera D) Molluscs, B – Porifera C) A – Coelenterates, B – 16. Choose the incorrect option [Pg-48,H] Platyhelminthes A) True coelom is a body cavity which D) A – Molluscs, B – Porifera arises as a cavity in the embryonic 12. Which of the following option is wrong? mesoderm. [Pg-47,M] B) Digestive cavity is found in A) Coelenterates and ctenophores are acoelomates, pseudocoelomates as diploblastic. well as coelomates. B) Animals from platyhelminthes to C) The body cavity of arthropods and chordates are triploblastic. non- cephalopod molluscs is called C) Radially symmetric animals remain haemocoel. attached to a surface by their aboral D) There is no cavity between the body surface. wall and gut wall in echinoderms. 6 NCERT LINE BY LINE  ZOOLOGY 17. Metamerism is present in [Pg-48,E] C) II, III and IV A) annelids D) I only B) arthropods 21. Identify the correct labels A and B. C) chordates [Pg-48,E] D) all of these Notochord Nerve Cord 18. Choose the incorrect match: [Pg-47,E] A Part of nervous A) Coelenterates – Radial symmetry system B) Molluscs – Radial symmetry in adults Found in Found in chordates as C) Platyhelminthes – Triploblastic chordates well as non- only chordates D) Ctenophores – Triploblastic 19. Choose the correct label for A, B, C and Dorsal side in B chordates D in the broad Classification of Kingdom Animalia based on common fundamental A) A = Exoskeleton, B = Dorsal in features as given below. [Pg-47,E] chordates as well as in non-chordates B) A = Endoskeleton; B = Ventral in chordates as well as in non-chordates C) A = Exoskeleton; B = Ventral in chordates and dorsal in non- chordates D) A = Endoskeleton; B = Dorsal in chordates and ventral in non- chordates 22. True coelom appear in which of the following during evolution? [Pg-48,E] A) Echinodermata A B C D B) Annelida A) Bilateral Porifera Ctenophora Coelomat C) Platyhelminthes e D) Aschelminthes B) Radial Porifera Ctenophora Acoeloma te 23. The layer absent in the embryos of C) Bilateral Porifera Ctenophora Coelomat diploblastic animals is [Pg-47,E] e A) ectoderm B) endoderm D) Radial Ctenophora Porifera Acoeloma C) mesoderm D) mesoglea te 24. Nerve cells and tissue level of organization first appeared in [Pg-46,E] 20. Choose the incorrect statement. A) coelenterates B) ctenophora (I) Notochord is ectodermally derived C) chordate D) porifera rod-like structure. 25. In some animal groups, the body is found (II) Notochord is formed on the dorsal divided into compartments with at least side during embryonic some organs. This characteristic feature development. is called [Pg-48,E] (III) The animals from porifera to A) segmentation Echinoderms are without B) metamerism notochord. C) metagenesis D) metamorphosis (IV) In some chordates, notochord is 26. Body cavity is the cavity present between replaced by the vertebral column body wall and gut wall. In some animals and these chordates are called the body cavity is not lined by mesoderm. vertebrates. Such animals are called [Pg-48,E] [Pg-48,M] A) acoelomate A) I and II B) pseudocoelomate B) I, II, and III 7 NCERT LINE BY LINE  ZOOLOGY C) coelomate B) Both Assertion and Reason are true, D) haemocoelomate but Reason is not the correct 27. Match the following Columns [Pg-47,M] explanation of Assertion. Column-I Column-II C) Assertion is true, but Reason is false. (Phylum) (Characteristic D) Assertion is false, but Reason is true. Features) 31. Assertion: Aschelminthes represent (A) Porifera (1) Canal system pseudocoelomates. (B) Aschelminthes (2) Water vascular Reason: In aschelminthes, mesoderm is system present as scattered pouches in between (C) Annelida (3) Muscular pharynx ectoderm and endoderm. [Pg-48,H] A) Both Assertion and Reason are true (D) Arthropoda (4) Joined appendages and Reason is correct explanation of (E) Echinodermata (5) Metameres Assertion. B) Both Assertion and Reason are true, Select the correct option but Reason is not the correct (A) (B) (C) (D) (E) explanation of Assertion. A) 1 3 5 4 2 C) Assertion is true, but Reason is false. B) 1 2 3 4 5 D) Assertion is false, but Reason is true. C) 5 4 3 2 1 D) 4 3 1 2 5 PORIFERA 28. Which of the following animals are true 32. Sponges are [Pg-49,E] coelomates with bilateral symmetry? [Pg- A) with water canal system 47,E] B) sexually reproducing by formation of A) Adult echinoderms gametes B) Aschelminthes C) both (a) and (b) C) Platyhelminthes D) sessile or free-swimming D) Annelids 33. In case of poriferans, the spongocoel is 29. Assertion: The primary character of lined with flagellated cells called [Pg- chordates is the presence of dorsal 49,E] hollow nerve cord. [Pg-48,H] A) ostia B) oscula Reason: Vertebral column is derived from C) choanocytes the notochord. D) mesenchymal cells A) Both Assertion and Reason are true 34. Body having meshwork of cells, internal and Reason is correct explanation of cavities lined with food filtering Assertion. flagellated cells and indirect development B) Both Assertion and Reason are true, but Reason is not the correct are the characteristics of phylum [Pg- explanation of Assertion. 49,E] C) Assertion is true, but Reason is false. A) coelenterate B) porifera D) Assertion is false, but Reason is true. C) Mollusca D) protozoa 30. Assertion: Animals with radial symmetry 35. In most simple type of canal system of has more advantage in detecting food porifera, water flows through which one and danger. of the following ways? [Pg-49,M] Reason: It allows animal to be able to A) Ostia → Spongocoel → Osculum → respond to stimulus from any direction. Exterior [Pg-47,H] B) Spongocoel → Ostia → Osculum → A) Both Assertion and Reason are true Exterior and Reason is correct explanation of C) Osculum → Spongocoel → Ostia → Assertion. Exterior D) Osculum → Ostia → Spongocoel → Exterior 8 NCERT LINE BY LINE  ZOOLOGY 36. Examine the figures A, B, and C. [Pg- A) They are highly regenerative 49,E] B) They are universally radially symmetrical C) The contain clarions spicules but lack the siliceous one D) They are found only in fresh water COELENTERATA 41. Cnidocytes are [Pg-50,H] A) also called cnidoblast or nematocyte B) explosive cells each of which contain giant secretory organelle called nematocyst C) stinging cells D) with all the above features In which one of the four options all the 42. Consider the following statements about animals (Poriferans) are correct? A) A - Sycon, B - Euspongia, C - cnidarians: [Pg-50,H] Spongilla (I) They have tissue level of B) A - Euspongia, B - Spongilla, C - organization and triploblastic. Sycon (II) Digestion is extracellular and C) A - Spongilla, B - Sycon, C - intracellular. Euspongia (III) Corals secrete calcium bicarbonate D) A - Euspongia, B - Sycon, C – form a skeleton. Spongilla (IV) Corals may harbour some 37. Which of the following is a freshwater photosynthetic dinoflagellates for sponge? [Pg-50,E] taking nutrition. (V) They possess a central gastro- A) Euspongia vascular cavity with a single B) Euplectella opening mouth in hypostome. C) Spongilla A) Statements I and III are correct D) Sycon B) Statements II, IV and V are correct 38. In poriferans, the rudimentary division of C) Statements I, II and III are correct labour is found between the [Pg-49,E] D) Statements III and IV are incorrect A) tissue B) cells 43. Here two basic body forms of cnidarians C) organs D) organ-system are given. [Pg-50,E] 39. Which of the following is not a characteristic of class Porifera? [Pg- 49,M] (I) Development is indirect (larval stage is present). (II) Mostly asymmetrical and usually marine (III) Primitive multicellular animals A) A and B are false swimming forms with cellular level of organization. B) A and B are sessile form (IV) Choanocytes line the spongocoel C) A produce B asexually and B form the and the canals. ‘A’ sexually (V) Sexes are separate D) B produce A sexually and A form the A) I and IV B) II only ‘B’ sexually C) V only D) III and IV 44. Match the columns. [Pg-50,M] 40. Choose the correct characteristic for Column-I Column-II (A) Gorgonia (1) Sea fan sponges. [Pg-49,M] 9 NCERT LINE BY LINE  ZOOLOGY (B) Adamsia (2) Sea pen B) Fasciola Tapewor Liverfluke Aurelia (C) Physalia (3) Portuguese man of war m (D) Pennatula (4) Sea anemone C) Pleurobra Roundwo Taenia Adamsia nchia rm Select the correct option D) Fasciola Roundwo Liverfluke Adamsia (A) (B) (C) (D) rm A) 1 3 4 2 B) 1 2 3 4 C) 4 3 2 1 PLATYHELMINTHES D) 3 4 1 2 45. ‘Stinging capsules’ or nematocytes are 49. In tapeworms [Pg-51,M] found in [Pg-50,E] A) flame cells are absent A) sea anemone B) sea pen B) both exoskeleton and endoskeleton C) sea fan D) all of these present 46. Assertion: Choanocytes or collar cells C) hooks and suckers present line the spongocoel and the canals in D) body is radially symmetrical 50. Which of the following is not a poriferans. Reason: Poriferans possess spicules or Platyhelminthes [Pg-51,E] spongin fibers. [Pg-49,H] A) Wuchereria B) Taenia A) Both Assertion and Reason are true C) Faxiola D) Planaria and Reason is correct explanation of 51. Ascaris is characterized by [Pg-52,M] Assertion. A) the absence of true coelom but B) Both Assertion and Reason are true, presence of metamerism but Reason is not the correct B) the presence of neither true coelom explanation of Assertion. nor metamerism C) Assertion is true, but Reason is false. C) the presence of true coelom but the D) Assertion is false, but Reason is true. absence of metamerism D) the presence of true coelom and CTENOPHORA metamerism 52. Which of the option is correct for the 47. Ctenophores [Pg-51,E] statements given below. [Pg-51,E] A) perform external fertilization (I) Commonly called sea walnuts or B) have indirect development comb jellies. C) both (A) and (B) (II) Bioluminescence is well marked. D) have separate sexes (III) Body bear eight external rows of 48. Identify the correct option specifying the ciliated comb plates. names of the animals A, B, C and D. [Pg- (IV) They have flame cells for 50,51,52,H] osmoregulation and excretion. (V) Alimentary canal is complete with a well-developed muscular pharynx. Ctenophores Platyhelminthes Aschelminth es A) I, II, III IV V B) IV I, II III, V C) I, II III, IV V D) IV, V II, III I (A) (B) (C) (D) A) Pleurobra Tapewor Taenia Aurelia 53. Phylum Platyhelminthes members are nchia m [Pg-51,M] 10 NCERT LINE BY LINE  ZOOLOGY A) dorsoventrally flattened, thus called D) Taenia is a triploblastic animal flatworms 58. Out of the given cells, which of them can B) bilaterally symmetrical, triploblastic differentiate and perform different and acoelomates functions? [Pg-52,M] C) with organ system level of A) Choanocytes B) Interstitial cells organization C) Gastrodermal cells D) with all the above features D) Nematocysts 54. Assertion: Taenia Solium and Dugesia 59. Blood sucking leech is [Pg-52,E] belong to Platyhelminthes. [Pg-51,H] A) Nereis B) Hirudinaria Reason: Platyhelminthes are coelomates. C) Pheretima D) All of these A) Both Assertion and Reason are true 60. Which one of the following endoparasites and Reason is correct explanation of of humans does show viviparity? [Pg- Assertion. 52,E] B) Both Assertion and Reason are true, A) Ancylostoma duodenale but Reason is not the correct B) Enterobius spiralis explanation of Assertion. C) Trichinella spiralis C) Assertion is true, but Reason is false. D) Ascaris lumbricoides D) Assertion is false, but Reason is true. 61. Assertion: Aschelminthes and Annelids 55. Assertion: The organisms of possess bilateral symmetry. [Pg-52,M] Platyhelminthes are usually Reason: Both Aschelminthes and hermaphrodite. Reason: These Annelids are coelomates. organisms possess internal as well as A) Both Assertion and Reason are true external fertilization. [Pg-51,H] and Reason is correct explanation of A) Both Assertion and Reason are true Assertion. and Reason is correct explanation of B) Both Assertion and Reason are true, Assertion. but Reason is not the correct B) Both Assertion and Reason are true, explanation of Assertion. but Reason is not the correct C) Assertion is true, but Reason is false. explanation of Assertion. D) Assertion is false, but Reason is true. C) Assertion is true, but Reason is false. D) Assertion is false, but Reason is true. ANNELIDA ASCHELMINTHES 62. Which of the following animals are true coelomates with bilateral symmetry? [Pg- 56. Consider the following statements about 52,E] aschelminthes: [Pg-52,E] A) Adult echinoderms (I) Their body is circular in cross- B) Aschelminthes section, so are called round C) Platyhelminthes worms. D) Annelids (II) Alimentary canal is incomplete 63. The name ‘Annelida’ is given to animal (III) Muscular pharynx is present phylum having [Pg-52,E] (IV) They are hermaphrodites Which of A) parapodia the following is correct? B) metameric segments A) I and III B) II and IV C) nephridia C) I, II and IV D) IV only D) all of these 57. Choose the incorrect option. [Pg- 64. In Annelids [Pg-52,M] 50,51,52,M] A) neural system consists of paired A) Mesoglea is present in between ganglia connected by lateral nerves to ectoderm and endoderm in Obelia. a double ventral nerve cord B) Asterias exhibits radial symmetry. B) reproduction occur both asexually C) Fasciola is pseudocoelomate animal. and sexually 11 NCERT LINE BY LINE  ZOOLOGY C) like Nereis, Pheretima and ARTHROPODA Hirudinaria have monoecious condition 68. Choose the incorrect set with respect to D) Aquatic forms are completely absent. arthropods. [Pg-53,M] 65. Match the columns [Pg-53,M] A) Limulus, locusta, culex Column-I Column-II B) Bombyx, Apis, lacifer (A) Gills (1) King crab C) Pinctada, Aplysia, Dentalium (B) Tracheal (2) Crab, prawn D) Aedes, Anopheles, Apis system 69. Balancing organ of aquatic arthropods is (C) Book gills (3) Butterfly, cockroach [Pg-53,E] (D) Book lungs (4) Scorpion, spider A) Cnidoblasts B) choanocytes (A) (B) (C) (D) C) scleroblasts D) statocysts A) 1 2 3 4 70. Which one of the following features is not B) 2 3 1 4 present in the phylum-Arthropods? [Pg- C) 4 3 2 1 53,E] D) 3 1 4 2 A) Metameric segmentation 66. Choose the incorrect statement. B) Parapodia A) In cockroaches and prawns, C) Jointed appendages excretion of waste material occurs D) Chitinous exoskeleton through malphigian tubules. [Pg- 71. Which one of the following 55,M] characteristics is mainly responsible for B) In ctenophores, locomotion is diversification of insects on land? [Pg- mediated by comb plates. [Pg-51] 53,E] C) In fasciola, flame cells take part in A) Segmentation excretion. [Pg-51] B) Bilateral symmetry D) Earthworms are hermaphrodites C) Exoskeleton and yet cross fertilization takes place D) Eyes among them. [Pg-52] 72. Which of the following statement is 67. Consider the following statements: [Pg- correct? 52,M] A) Insect hemolymph has no role in (I) Triploblastic, bilateral symmetry oxygen transport in most cases. (II) Metamerically segmental and B) Insects hemolymph is mostly coelomate animals colourless. (III) Dioecious C) Both (A) and (B) (IV) Closed circulatory system D) None of these [Pg-53,E] (V) Lateral appendages 73. Consider the following statements about (VI) Annelida Which of the following information’s belongs to the given animal. Arthropods. [Pg-53,M] A) I, II, IV, VI B) I, III, IV, V (I) Open circulatory system is found in C) II, III, IV, V D) III, IV, V, VI most arthropods. 12 NCERT LINE BY LINE  ZOOLOGY (II) Arthropods contain Haemolymph B) Both Assertion and Reason are true, which directly bathes in internal but Reason is not the correct tissues and organs. explanation of Assertion. A) I is true but II is false C) Assertion is true, but Reason is false. B) I is false but II is true D) Assertion is false, but Reason is true. C) Both I and II are true 79. Assertion: In molluscs, feathers like gills D) Both I and II are false are present in the mantle cavity. 74. Moulting [Pg-53,E] Reason: These gills have respiration and A) is also called ecdysis excretory function. [Pg-53,H] B) occurs to shed chitin at regular A) Both Assertion and Reason are true intervals by many arthropods and Reason is correct explanation of C) is the shedding of cuticle in many Assertion. invertebrates B) Both Assertion and Reason are true, D) all of these but Reason is not the correct 75. Maggot is the larva of [Pg-53,E] explanation of Assertion. A) housefly B) crab C) Assertion is true, but Reason is false. C) moth D) butterfly D) Assertion is false, but Reason is true. 80. Which of the following statements MOLLUSCA represents the incorrect feature of Echinodermata? [Pg-54,M] 76. Choose the incorrect statement for A) They are triploblastic and coelomate phylum Mollusca. [Pg-53,H] animals. A) Body is covered by a calcareous shell B) All are marine with cellular level of and unsegmented. organization. B) Feather like gills present for excretion C) Endoskeleton of calcareous ossicle. and respiration. D) None of these C) The anterior head region has sensory 81. Which of the following is the feature of tentacles. water vascular system in Echinoderms? D) Mostly terrestrial, triploblastic and [Pg-54,E] acoelomates. A) Locomotion 77. Choose the correct names for the B) Respiration following. [Pg-53,E] C) Capture and transport of food A B C D D) All of these (a) Scorpion Prawn Loligo Asterias 82. Choose the correct statement for star (b) Scorpion Prawn Octopus Ophiura fish. [Pg-54,M] (c) Locust Butterfly Loligo Asterias (I) Sexes are separate and (d) Locust Prawn Squid Ophiura reproduction is sexual (II) Development is indirect with free- 78. Assertion: In many gastropods, the arms swimming larva and the mental cavity are placed (III) Mouth is present on the upper anteriorly above the head. (dorsal) side and anus on the Reason: During embryonic development in many gastropods, one side of the lower (ventral) side. visceral mass grows faster than the other (IV) Their body bear jaw-like structure side. This uneven growth rotates the which is called oral arms. visceral organs up to 180° in many A) I and III B) I, II and IV gastropods. [Pg-53,H] C) I, II and III D) III and IV A) Both Assertion and Reason are true 83. Which one for the following animals does and Reason is correct explanation of not undergo metamorphosis? [Pg-54,E] Assertion. A) Moth B) Tunicate C) Earthworm D) Starfish 13 NCERT LINE BY LINE  ZOOLOGY 84. Choose the correct statement for the CHORDATA following animals. [Pg-54,H] 90. Which of the following is not found in the phylum chordate [Pg-55,M] A) A dorsal hollow nerve chord B) Lateral paired gill slits during development C) A notochord at some stage of development D) An external skeleton 91. Animals belonging to phylum-chordata A) All the animals are aquatic, free living are fundamentally characterized by the B) All are true coelomates C) ‘A’ has radial symmetry but presence of structure noted as A, B, C remaining have bilateral symmetry and D. Identify A, B, C and D. D) ‘A’ is monoecious but remaining are dioecious 85. Which of the following is incorrect statement for Hemichordata? [Pg-54,M] A) They are bilaterally symmetrical, triploblastic and coelomate. B) Circulation is of open type. C) Sexes are separate, fertilization is A) A - Notochord, B - Nerve cord, C - Gill external and development is indirect. slits, D - post anal part D) None of these B) A - Nerve cord, B - Notochord, C - Gill 86. Select the feature which is/are not slits, D - Post anal part present in Hemichordates. [Pg-54,E] C) A - Nerve cord, B - Notochord, C - Post anal part, D - Gill Slits A) Stomochord D) A - nerve cord, B - Gill slits, C - B) Worm-like body Notochord, D - post anal part C) Gills 92. Choose the incorrect vertebrate D) All of these 87. The correct classification of given animal character. [Pg-55,E] is [Pg-54,E] A) Ventral muscular heart B) Kidneys for excretion and A) Chordata – Vertebrata – Craniata osmoregulation B) Chordata – Craniata C) Paired appendages which may be fins C) Chordata – Acraniata or limbs D) Non- chordata – Hemichordata D) None of these 88. The body of Balanoglossus is divisible 93. The following flow chart for division of into [Pg-54,E] sub phylum vertebrata fill in the parts A, A) proboscis, tunic and trunk B, C and D and choose the correct B) collar, trunk and tunic C) proboscis, collar and trunk option. [Pg-56,E] D) proboscis, stomochord and trunk 89. An important characteristics that hemichordates share with chordates is[Pg-54,E] A) absence of notochord B) ventral tubular nerve cord C) pharynx with gill slits D) pharynx without gill slits 14 NCERT LINE BY LINE  ZOOLOGY A B C A) Ostracodermi Pisces Tetrapoda 97. Among the following edible fishes, which B) Cyclostomata Pisces Tetrapoda one is a marine fish having rich source of C) Ostracodermi Cyclostomata Pisces omega-3 fatty acids? [Pg-57,E] A) Mystus B) Mangur D) Pisces Tetrapoda Cyclostomata C) Mrigala D) Mackerel 98. Which one is not cartilaginous fish? [Pg- 94. Select the correct difference between the 57,E] notochord in the following: [Pg-56,57,M] A) Carcharoden (great white shark), Urochordata Cephalochordata Trygon (sting ray) A) Present only in larval Extend from head to B) Exocoetus (flying fish), catla (katla), tail tail throughout life clarias (Mangur) B) present only in adult Present only in larval C) Scolidon (dog fish) tail D) Pristis (saw fish) 99. Following are few examples of bony C) Persistent Present only in adult fishes. Choose the odd one out as marine throughout their life bony fish. [Pg-57,E] A) Flying fish D) Extend from head to Present only in larval tail throughout life tail B) Hippocampus (sea horse) C) Both (A) and (B) D) Labeo (rohu), catla, clarias 100. Which of the following is not a 95. Consider the following statements. [Pg- characteristic of class chondrichthyes? 56,M] [Pg-56,M] (I) Lancelets are jawless, primitive fish- A) Gill slits are separated and without like vertebrates. operculum. (II) In lancelets notochord, tubular nerve B) Predaceons with powerful jaws. cord and pharyngeal gills slits are C) Notochord is persistent throughout present throughout their life. life. A) I is true, but II is false D) Airbladder present. B) I is false, but II is true 101. Which of the following characteristic C) Both I and II are true D) Both I and II are false features always holds true for the 96. Which of the following represents the corresponding group of animals? [Pg-56- correct combination without any 59,H] exception? [Pg-56,H] A) Viviparous Mammalia Characteristic Class B) Possess a mouth with an upper and a A) Mammary gland; hair on Mammalia lower jaw Chordata body; pinnae; two pairs of C) Three-chambered heart with one limbs incompletely divided ventricle B) Mouth ventral; gills Chondrichthyes Reptilia without operculum skin D) Cartilaginous endoskeleton with placoid scales; Chondrichthyes persistent notochord 102. Bony fishes are [Pg-57,E] C) Sucking and circular Cyclostomata A) having external fertilization mouth, jaws absent B) mostly oviparous integument without scales; paired appendages C) with direct development D) all of these D) Body covered with Aves 103. Bony fishes stay at any particular depth feathers; skin moist and in water without spending energy due to glandular; lungs with air sacs forelimbs from wings [Pg-57,E] A) Operculum B) Neuromuscles 15 NCERT LINE BY LINE  ZOOLOGY C) Pneumatic bones B) Dolphins, seals, trygon D) Swim bladder C) Whales, dolphins, seals 104. Choose the incorrect statement? [Pg- D) Trygon, whales, seals 56,M] 110. Which one of the following characteristic A) Both cartilaginous and bony fishes is not shared by birds and mammals? are dioecious [Pg-58,59,E] B) Cartilaginous fishes show sexual A) Breathing using lungs dimorphism B) Viviparity C) Male cartilaginous fish have claspers C) Warm-blooded nature D) Female cartilaginous fish have D) Ossified endoskeleton claspers 111. Which of the following animals is not 105. Choose the correct option for the given viviparous? [Pg-59,E] figures. [Pg-57,58,H] A) Flying fox (bat) B) Elephant C) Platypus D) Whale 112. Choose the correct option having animals with four chambered heart? [Pg- 58,59,E] A) Amphibian, reptiles, birds B) Crocodiles, birds, mammals C) Lizards, crocodiles, turtles A) Animal A is salamandra and B is D) Lizards, mammals, birds chameleon. 113. The animal pair with non-glandular skin B) Both A and B belongs to class are [Pg-58,E] Reptilia. A) snake and frog C) Fertilization is external in both. B) crocodile and tiger D) Animal A has 2-chambered heart and C) frog and pigeon B has 3-chambered heart. D) chameleon and turtle 106. Choose the incorrect option for the 114. Which of the following characteristic is following animal. [Pg-57,M] shared by both birds and mammals? A) Pigmented skin B) Pneumatic bones C) Viviparity D) Warm-blooded body [Pg-58,59,M] A) Cloaca present 115. Which of the following sets of animals B) Dioecious, external fertilization, belongs to a single Taxonomic group? oviparous, indirect development [Pg-59,E] C) Body divisible into head and trunk A) Man, monkey, chimpanzee D) Eyes are without eyelids. B) Cuttlefish, jellyfish, silver fish, dog 107. Which one of these animals is not a fish, starfish homeotherm? [Pg-57,58,E] C) Bat, pigeon, butterfly A) Camelus B) Chelone D) Silkworm, tapeworm, earthworm C) Macropus D) Psittacula 116. Match the following columns. 108. Identify the vertebrate group of animals Column-I Column-II characterized by crop and gizzard in its (A) Cyclostomes (1) Hemichordata digestive system. [Pg-58,E] (B) Aves (2) Urochoradata A) Aves B) Reptilia (C) Tunicates (3) Agnatha C) Amphibia D) Osteichthyes (D) Balanoglossus (4) Pisces 109. Which among these is the correct (E) Osteichthyes (5) Tetrapod Codes [Pg-55-58,M] combination of aquatic mammals? [Pg- A B C D E 56,57,M] A) 1 2 3 4 5 A) Seals, dolphin, sharks 16 NCERT LINE BY LINE  ZOOLOGY B) 2 3 4 1 5 A) The organism belongs to C) 3 5 2 1 4 cephalochordate and genus Ascidia. D) 3 1 5 2 4 B) Circulatory system is open type. 117. Which of the following is incorrect for C) Development is always direct. Petromyzon? [Pg-56,M] D) Fresh water dwelling. A) Cranium and vertebral column are 123. The skin of amphibians[Pg-57,E] cartilaginous A) can be smooth or rough B) They are freshwater organisms but B) are usually with Scales migrate for spawning to sea water C) possess eutaneous glands C) After spawning within few days, they D) both (A) and (B) die 124. In amphibians [Pg-57,E] D) Their larvae, after metamorphosis, A) mole copulatory organs are absent return to ocean B) metamorphosis is usually absent 118. Match the name of the animal in Column C) tadpole stage is universally present I with one characteristic in Column II D) cranial nerves are absent and the phylum/class in column III to 125. Read the following statements. [Pg- which it belongs. [Pg-56,M] 57,58,H] Column-I Column-II Column-III (I) Retention of larval trait is called (a) Petromyzon Ectoparasite Cyclostomata neoteny. (b) Ichthyophis Terrestrial Reptilia (II) The largest amphibian is (c) Limulus Body covered Pisces Cryptobrances. by chitinous (III)Seymousia is a connecting link exoskeleton between amphibian and reptiles. (d) Adamsia Radially Porifera (IV) Larva of Ambystoma is called symmetrical axolotl. (V) Axolotls are amphibians formed 119. Choose the incorrect subphylum of without undergoing metamorphosis. PhylumChordata [Pg-55,E] Choose the correct statement A) Hemichordata B) Vertebrata A) I and IV C) Cephalochordata B) II and III D) Urochordata C) I, II and III 120. Protochordates [Pg-55,E] D) I, II, III and IV A) include Urochordata and 126. Match the columns. [Pg-58,M] Column-I Column-II cephalochordata (A) Chameleon (1) Tortoise B) are exclusively marine (B) Testudo (2) Tree lizard C) have notochord throughout life (C) Calotes (3) Garden lizard D) All of these 121. Choose the incorrect option for (D) Chelone (4) Turtle chordates. [Pg-54,E] A) Paired pharyngeal gill slits A B C D B) Coelomate diploblastic A) 1 2 3 4 C) Post anal tail B) 4 3 2 1 D) Closed circulatory system C) 2 1 3 4 122. Choose the correct option for the animals D) 3 1 4 2 shown below. [Pg-55,E] 127. Choose the incorrect statement for class Reptilia. [Pg-58,M] A) Sexes are separate. B) Kidneys are metanephric. C) Limbs are always present and are two pairs. 17 NCERT LINE BY LINE  ZOOLOGY D) Possess creeping or crawling mode of B) In aquatic mammalian males, testes locomotion. lie outside the body cavity in scrotal 128. Birds [Pg-58,E] sacs A) are poikilotherms C) The neck of mammals generally B) have respiration performed only by possess 5 cervical vertebrae the air sacs D) Archeopteryx is a fossil animal. C) are bipeds 136. Choose the odd one out. [Pg-60,M] D) endoskeleton is ossified partially A) Prototheria – Ornithorlynchus 129. Find the incorrect match [Pg-58,59,M] B) Marsupilia – Macropus A) Crow – Corvus C) Metatheria – Maceaea B) Pigeon – Columba D) Eutheria – Homo C) Parrot – Psittacula 137. Choose the correct option for A, B, C and D) Penguin – Pavo D. [Pg-59,60,M] 130. Which of the following is incorrect? [Pg- Prototherians Metatherians Eutherians 58,M] A Viviparous Viviparous A) Aves possess poor olfactory system. Nipples absent B Nipples on mammary present B) Aves are partially homeotherms. glands C) Aves bones are hollow with air cavities. C Vagina and Vagina and uterus present uterus D) Aves have sexes separate, fertilization present is internal, oviparous with direct Ear is devoid Pinna is present D development. of pinna 131. Syrinx present in birds [Pg-58,E] Scrotum Scrotum present Scrotum A) helps in producing sound absent present B) lie near the junction of trachea and bronchi C) both (A) and (B) A) A = Oviparous D) helps in excretion of urea B = Nipples present 132. The most unique mammalia character is C = Vagina and uterus absent [Pg-58,E] D = Pinna is absent in aquatic forms A) the presence of two pairs of limbs B) A = Oviparous B) reproducing young ones B = Nipples present C) the presence of mammary glands C = Vagina and uterus absent D = D) the presence of skin Pinna is universally forms 133. The skin of the mammals is unique in C) A = Viviparous possessing [Pg-59,E] B = Nipples present A) glands C = Vagina and uterus absent B) epidermal layer D = Pinna is absent in aquatic forms C) hair D) A = Oviparous D) both (A) and (C) B = Nipples absent 134. Heart is always four chambered in[Pg- C = Vagina and uterus absent 59,E] D = Pinna is present only in aquatic forms. A) mammals B) aves 138. Tetrapods [Pg-57-60] C) reptiles D) both (A) and (B) 135. Choose the correct statements from the A) lack paired appendages and pentadactyl limbs following: [Pg-59,M] B) universally possess gills A) Mammals, birds, reptiles and C) possess sense organ functional in air amphibians possess 12 pairs of D) dwell only in terrestrial zones cranial nerves. 139. Identify A, B, C and D in the table given below. [Pg-57-60,M] 18 NCERT LINE BY LINE  ZOOLOGY Amphibins Reptiles Birds Mammals A) Both Assertion and Reason are true Scales A Present on Absent and Reason is correct explanation of usually hind limbs Assertion. absent B) Both Assertion and Reason are true, Cloaca Cloaca Cloaca B but Reason is not the correct present present absent explanation of Assertion. Erthrocytes RBC oval, Erythro RBC C) Assertion is true, but Reason is false. oval, biconvex cytes oval, circular D) Assertion is false, but Reason is true. biconvex and biconvex x biconcave and nucleate d and and non- 142. Assertion: Duck bill platypus is not a nucleated nucleated nucleated true mammal. Three Three C Four Reason: True mammals are all chambere d chamber chambere d viviparous while platypus are egg laying. heart ed heart heart with [Pg-59,60,H] left systemic arch A) Both Assertion and Reason are true External External D External ear and Reason is correct explanation of ear absent ear may with pinna Assertion. be present present B) Both Assertion and Reason are true, but Reason is not the correct A) A = Scales absent explanation of Assertion. B = Cloaca mainly present C) Assertion is true, but Reason is false. C = Four chambered heart with left D) Assertion is false, but Reason is true. systemic arch 143. Assertion: Bats and whales are classified D = External ear absent as mammals. B) A = Scales present Reason: Bats and whales have four B = Cloaca mainly absent C = Three chambered heart. [Pg-59,60,H] chambered heart D = External ear A) Both Assertion and Reason are true absent and Reason is correct explanation of C) A = Scales absent Assertion. B = Cloaca mainly present B) Both Assertion and Reason are true, C = Three chambered heart with right but Reason is not the correct systemic arch explanation of Assertion. D = External ear present C) Assertion is true, but Reason is false. D) A = Scales present D) Assertion is false, but Reason is true. B = Cloaca mainly absent 144. Assertion: Mammalian teeth are C = Four chambered heart with right heterodont. systemic arch Reason: Mammals possess more than a D = External ear present single tooth [Pg-59,H] 140. Assertion: All vertebrates are chordates. A) Both Assertion and Reason are true Reason: Vertebrates possess notochord and Reason is correct explanation of during embryonic period. [Pg-57,H] Assertion. A) Both Assertion and Reason are true B) Both Assertion and Reason are true, and Reason is correct explanation of but Reason is not the correct Assertion. explanation of Assertion. B) Both Assertion and Reason are true, C) Assertion is true, but Reason is false. but Reason is not the correct D) Assertion is false, but Reason is true. explanation of Assertion. 145. Assertion: Reptiles are referred to as C) Assertion is true, but Reason is false. poikilotherms. D) Assertion is false, but Reason is true. Reason: Reptiles possess eggs with shells 141. Assertion: All metatherians are placental which help them to adapt in land mammals. Reason: All placental environment. [Pg-58,H] mammals have menstrual cycle. [Pg- 59,H] 19 NCERT LINE BY LINE  ZOOLOGY A) Both Assertion and Reason are true A) Both Assertion and Reason are true and Reason is correct explanation of and Reason is correct explanation of Assertion. Assertion. B) Both Assertion and Reason are true, B) Both Assertion and Reason are true, but Reason is not the correct but Reason is not the correct explanation of Assertion. explanation of Assertion. C) Assertion is true, but Reason is false. C) Assertion is true, but Reason is false. D) Assertion is false, but Reason is true. D) Assertion is false, but Reason is true 146. Assertion: Birds possess moist skin. Reason: Birds possess oil glands throughout their body. [Pg-58,H] Answer Key ANIMAL KINGDOM Q. 1 2 3 4 5 6 7 8 9 10 Ans. A C D B C B C A C D Q. 11 12 13 14 15 16 17 18 19 20 Ans. A C B D A D A D B D Q. 21 22 23 24 25 26 27 28 29 30 Ans. D B C A B B A D B A Q. 31 32 33 34 35 36 37 38 39 40 Ans. A C C B A A C B C A Q. 41 42 43 44 45 46 47 48 49 50 Ans. D B C A D B C C C A Q. 51 52 53 54 55 56 57 58 59 60 Ans. B A A C C A C A B D Q. 61 62 63 64 65 66 67 68 69 70 Ans. C A D A B D A A D B Q. 71 72 73 74 75 76 77 78 79 80 Ans. C B C D A A B A B A Q. 81 82 83 84 85 86 87 88 89 90 Ans. D B A A D A D C C D Q. 91 92 93 94 95 96 97 98 99 100 Ans. D D D A B C D B C B Q. 101 102 103 104 105 106 107 108 109 110 Ans. D B A D A B C A C A Q. 111 112 113 114 115 116 117 118 119 120 Ans. C B D D A C B A A C Q. 121 122 123 124 125 126 127 128 129 130 Ans. B A A A D C B D D B Q. 131 132 133 134 135 136 137 138 139 140 Ans. A C D D C A D D D D Q. 141 142 143 144 145 146 Ans. D D B A C D 20 NCERT LINE BY LINE  ZOOLOGY 2 Structural Organisation in Animals PARA – 7.1.1 EPITHELIAL TISSUES 1. Consider the following statements: [Pg- [Pg-101,E] 100,101,E] A) They are composed of two layers of a) A tissue is composed of similar cells. cells which perform specific B) They are composed of phagocytic cells. functions. C) They perform the functions of b) Epithelial tissues are secretion and absorption. characterized by a free surface D) All of these toward body fluid or outside 7. Identify the tissues A and B shown in the environment. following diagram: [Pg-101,E] Select the correct option. A) a is true, b is false B) Both a and b are true C) a is false, b is true D) Both a and b are false 2. Simple epithelium consists of [Pg-101,E] A) large intercellular spaces Select the correct option B) single layer of cells A B C) flat cells without nucleus D) all of these A) Squamous epithelium Columnar epithelium 3. Human skin is composed of [Pg-101,E] B) Cuboidal epithelium Squamous epithelium A) compound epithelium B) squamous epithelium C) Columnar epithelium Cuboidal epithelium C) columnar epithelium D) Compound Pseudostratified D) ciliated epithelium epithelium 4. Match the following columns. [Pg- 101,M] 8. Efficient gaseous exchange in the air Column-I Column-II sacs of the lungs occur due to the a Squamous (1) Stomach and intestine presence of [Pg-101,E] epithelium A) numerous microvilli B) ciliated epithelium b Cuboidal (2) Lungs and blood vessels C) flat cells epithelium D) columnar epithelium c Columnar (3) Tubular parts of nephrons 9. The inner surface of hollow organs are epithelium lined by [Pg-101,E] A) columnar epithelium B) compound epithelium Select the correct option C) squamous epithelium a b c D) ciliated epithelium A) 3 1 2 10. The ciliated epithelial cells are required B) 1 2 3 to move particles or mucus in a specific C) 2 3 1 direction. In humans, these cells are D) 3 2 1 mainly present in [Pg-101,E] 5. The inner walls of large blood vessels are A) fallopian tubes and pancreatic duct formed by [Pg-101,E] B) Eustachian tube and salivary duct A) pseudostratified epithelium C) bronchioles and fallopian tubes B) squamous epithelium D) bile duct and bronchioles C) ciliated epithelium 11. Match the following columns. D) columnar epithelium [Pg-101,102,M] 6. What is the similarity between cuboidal Column-I Column-II epithelium and columnar epithelium? 21 NCERT LINE BY LINE  ZOOLOGY a. Goblet cells (1) Multicellular glandular epithelium Select the most appropriate option. b. Salivary (2) Unicellular glandular a b c d glands epithelium A) 4 3 1 2 c. Buccal cavity (3) Compound epithelium B) 2 4 1 3 d. PCT (4) Cuboidal epithelium C) 4 2 1 3 D) 3 1 4 2 16. The function of the gap junction is to Select the most appropriate option. [Pg-102,E] a b c d A) stop substance from leaking across a A) 2 1 3 4 tissue. B) 3 2 4 1 B) perform cementing to keep C) 4 3 1 2 neighbouring cells together. D) 1 4 2 3 C) facilitate communication between 12. All the listed glands pour their secretions adjoining cells by connecting the into ducts except [Pg-102,E] cytoplasm for rapid transfer of ions, A) salivary gland small molecules and some large B) digestive glands molecules. C) pineal gland D) separate two cells from each other. D) mammary glands 17. Assertion: Squamous epithelium helps 13. Select the incorrect statement. in the diffusion of gases in lungs. [Pg-102,E] Reason: Squamous epithelium bears A) Multicellular glandular epithelium is microvilli. [Pg-101,H] formed of clusters of cells. A) Both assertion and reason are true, B) Compound epithelium is actively assertion is incorrect explanation of involved in secretion and absorption assertion of substances. B) Both assertion and reason are true, C) Pancreatic and salivary ducts are reason is not the correct explanation internally lined by compound of of assertion epithelium. C) Assertion is true, reason is false D) None of these D) Both assertion and reason are false 14. Cell junctions [Pg-102,M] 18. Assertion: Compound epithelium is a) Are formed in epithelial tissues composed of two or more layers of cells. b) Provide structural and functional link Reason: Compound epithelium has between adjacent cells of tissues protective functions. [Pg-102,H] c) Are alternatively called gap junctions A) Both assertion and reason are true, Select the most appropriate option. assertion is incorrect explanation of A) a, b, c are correct assertion B) Only a is correct B) Both assertion and reason are true, C) b and c are correct reason is not the correct explanation D) a and b are correct of assertion 15. Match the following cell structure with C) Assertion is true, reason is false its characteristic feature: [Pg-102,M] D) Both assertion and reason are false Column-I Column-II a. Tight (1) Cement neighbouring PARA-7.1.2 junctions cells together to form CONNECTIVE TISSUES sheet b. Adhering (2) Transmit information 19. Select the incorrect statement regarding junctions through chemical to connective tissues: [Pg-102,103,E] another cells A) It helps to connect and support other c. Gap (3) Establish a barrier to tissues of the body. junctions prevent leakage of fluid B) Blood is a fluid connective tissue. across epithelial cells C) It is composed of structural protein d. Synaptic (4) Cytoplasmic channels fibres, viz, collagen or elastin. junctions to facilitate D) Their ground substance is composed communications of polypeptides and its derivatives. between adjacent cells 20. Areolar tissue is a type of [Pg-103,E] 22 NCERT LINE BY LINE  ZOOLOGY A) loose connective tissue 26. Match the following columns: B) compound epithelium [Pg-103,104,E] C) dense connective tissue Column-I Column-II D) specialized connective tissue a Skin (1) Loose connective tissue 21. Areolar tissues contain [Pg-103,E] b Tendon (2) Specialized connective tissue A) T lymphocytes tissue and B c Adipose (3) Dense regular connective lymphocytes tissue Tissue B) fibroblast, macrophages, mast cells d Cartilage (4) Dense irregular connective C) fibroblast cells only tissue D) fibroblasts and fat globules Select the correct option 22. Fat-storing adipose tissue is [Pg-103,E] a b c d A) loose connective tissue A) 3 1 2 4 B) dense regular connective tissue B) 4 3 1 2 C) dense irregular connective tissue C) 2 4 3 1 D) specialized connective tissue D) 1 2 4 3 23. Consider the following statements: 27. The intracellular material of cartilage is [Pg-103,M] [Pg-104,E] a) In dense connective tissues, A) solid and pliable fibroblasts are compactly packed. B) solid and non-pliable b) In dense regular connective tissues, C) hollow and soft collagen fibers are arranged in D) hollow and jelly-like parallel rows. 28. Select the incorrect statement: [Pg- Select the correct option 104,E] A) a is true, b is false A) Most of cartilage in vertebrate embryo B) a is false, b is true gets replaced by bones in adults. C) Both a and b are false B) Chondrocytes are cartilage cells D) Both a and b are true which are found in between collagen 24. In the below diagram of areolar fibres. connective tissue, the different cells and C) Cartilage form the human nose parts have been indicated by alphabets. except its tips. Choose the answer in which these D) Bones of vertebral column are alphabets correctly match with the parts composed of cartilage. and cells they indicate – [Pg-103,E] 29. Bones are hard and non-pliable due to the presence of [Pg-104,E] A) calcium salts B) elastin fibres C) chondrocytes D) all of these 30. The spaces in which osteocytes are present are called [Pg-104,E] A) osteoclast B) sinuses C) lacunae D) canaliculi 31. The fluid connective tissue contains all of the following cells, except [Pg-104,E] A B C D A) platelets B) fibroblasts A) Adipocyte Collagen Microfilame Mast C) WBCs D) RBCs fibres nt cells 32. Match the following columns: [Pg- B) Macropha Collagen Microfilame Mast 103,104,E] ge fibres nt cells Column-I Column-II C) Macropha Collagen Microtubule RBC ge fibres a Adipose tissue (1) Blood D) Macropha Fibrobla Collagen Mast b Hyaline cartilage (2) Macrophages and ge st fibres cells mast cells c Fluid connective (3) Fat storage 25. Ligaments contain [Pg-103,E] tissue A) loose bundles of fibres d Areolar tissue (4) Nose B) large fat storage areas C) parallely arranged collagen fibres D) irregularly placed elastin fibres Select the correct option 23 NCERT LINE BY LINE  ZOOLOGY a b c d C) a) is False, b) is true A) 4 3 2 1 D) Both a) and b) are false B) 2 4 1 3 38. Which type of tissue correctly matches C) 1 2 3 4 with its locations? [Pg-103,104,105,E] D) 3 4 1 2 Tissue Location A) Areolar tissue Tendons PARA-7.1.3 AND 7.1.4 MUSCLE TISSUE AND NEURAL TISSUE B) Transitional Tip of nose epithelium 33. Myofibrils are [Pg-104,E] C) Cuboidal Lining of stomach A) contracted muscle fibres epithelium B) structural components of all muscle D) Smooth muscle Wall of intestine fibres C) striated muscle fibres D) skeletal muscle fibres 39. The muscular layer lining the stomach 34. Skeletal muscles are [Pg-104,E] and intestine is [Pg-105,E] A) striated in appearance A) striated in appearance B) smooth in appearance B) smooth in appearance C) involuntary muscles C) multinucleated D) both A and C D) characterized by intercalated discs 35. Go through the following figures. [Pg- 40. Heart cells have the ability to contract as 105,E] a unit to the presence of [Pg-105,E] A) multinucleate condition B) fusiform shape C) intercalated discs D) striations 41. The structural and functional unit of nervous system is [Pg-105,E] A) neuron B) neuroglia C) oligodendrocyte D) ganglia Identify these muscles (A, B and C). 42. The neurons in the neural system are A B C protected by [Pg-105,E] A) Smooth Striated Cardiac A) dendrites B) neuroglial cells muscles muscles muscles C) axons D) Nissl’s granules B) Cardiac Smooth Striated 43. Assertion: Both skeletal muscles and muscles muscles muscles cardiac muscles are striated appearance. C) Striated Smooth Cardiac Reason: Cardiac muscles are involuntary muscles muscles muscles in nature. [Pg-104,105,H] D) Involuntar Voluntary Heart A) Both assertion and reason are true, y muscles muscle muscle assertion is incorrect explanation of assertion 36. Involuntary muscle fibers in human B) Both assertion and reason are true, body are found in [Pg-105,E] reason is not the correct explanation A) heart of assertion B) blood vessels C) Assertion is true, reason is false C) intestine D) Both assertion and reason are false D) all of these 44. Assertion: Neurons are excitable cells. 37. Consider the following statements: [Pg- Reason: Neurons are found abundantly 105,M] throughout the body. [Pg-105,H] a) All involuntary muscles are smooth in A) Both assertion and reason are true, appearance. assertion is incorrect explanation of b) All striated muscles are voluntary assertion muscles. B) Both assertion and reason are true, Select the correct option reason is not the correct explanation A) a) is true, b) is false of assertion B) Both a) and b) are true C) Assertion is true, re