JIPMER MBBS ZOOLOGY MODEL PAPER

1. In mammals, histamine is secreted by 1) 2) 3) 4)

Fibroblasts Histocytes Lymphocytes Mast cells

2) 3) 4)

21 24 30

7. Calcitonin is a thyroid hormone which

2. The layer of cells that secrete enamel of tooth is 1) 2) 3) 4)

Dentoblast Ametoblast Osteoblast Odontoblast

1) 2) 3) 4)

Elevates potassium level in blood Lowers calcium level in blood Elevates calcium level in blood Has no effect on calcium

8. Condition of failure of kidney to form urine is called

3. which important green house gas, other than carbon dioxide, is being produced from the agricultural fields? 1) 2) 3) 4)

Arsine Sulphur dioxide Ammonia Nitrous oxide

4. The exchange of gases in the alveoli of the lungs takes place by 1) 2) 3) 4)

Osmosis Simple diffusion Passive transport Active transport

5. Carbon monoxide is a pollutant because it 1) 2) 3) 4)

Reacts with oxygen Inhibits glycolysis Reacts with haemoglobin Makes nervous system inactive

6. Total number of bones in the hindlimb of a man is 1)

14

1) 2) 3) 4)

Deamination Entropy Anuria None of these

9. Solenocytes are the main excretory structures in 1) 2) 3) 4)

Annelids Molluscus Echinodermates platyhelminthes

10. The functional unit of contratile system in striated muscle is 1) 2) 3) 4)

Cross bridge Myofibril Sacromere Z-band

11. The contraction of gall bladder is due to 1) 2) 3) 4)

Gastrin Secretin Cholecystokinin entergastrone

12. the most important component of the oral contraceptive pills is 1) 2) 3) 4)

Progesterone Growth hormone Thyroxine Luteinising hormone

13. Sympathetic nervous system induces 1) 2) 3) 4)

Heart beat Secretion of digestive juice Secretion of saliva All of the above

14. The middle piece of the sperm contains 1) 2) 3) 4)

Proteins Centriole Nucleus mitochondria

15. The term ‘aquaculture’ means 1) 2) 3) 4)

Aspergillosis Inland fisheries Marine fisheries Both (b) and (c)

16. Active immunity means 1) 2) 3) 4)

Resistance developed after disease Increasing quantity of blood Resistance developed before disease Increasing rate of heart-beat

17. The canal system is a characteristic feature of 1) 2) 3)

Echinoderms Helminthes Coelenterates

4)

sponges

18. Which cranial nerve has the highest number of branches? 1) 2) 3) 4)

Facial nerve Trigeminal Vagus nerve None of these

19. Which of the following is mismatched? 1) 2) 3) 4)

Vitamin-K-Beri-beri Vitamin-D-Rickets Vitamin-C-Scurvy Vitamin-A-Xerophthalmia

20. The joint between atlas and axis is called 1) 2) 3) 4)

Pivot joint Hinge joint Saddle joint Angular joint

21. The blood group with antibody-a antibody-b is 1) 2) 3) 4)

B A O AB

22. Rate of heart beat is determined by 1) 2) 3) 4)

Purkinje fibres Papillary muscles SA-node AV-node

23. The junction between the axon of one neuron and the dendrite of the next is called

1) 2) 3) 4)

Junction point A synapse A joint Constant bridge

24. Chondrichthyes is characterised by 1) 2) 3) 4)

Placoid scale Ventral mouth Ctenoid scale and ventral mouth Placoid scale and ventral mouth

25. Secondary body cavity with segmented mesodermal lining is called 1) 2) 3) 4)

Haemocoel Neurocoel True coelom pseudocoelom

26. Stratified epithelium is found in 1) 2) 3) 4)

Seminiferous tubule Fallopian tube Nasal cavity Kidney tubules

27. Dead space air in man is 1) 2) 3) 4)

500ml 150ml 250ml 1.5l

28. Vetebrate brain differentiates from 1) 2) 3) 4)

Endoderm Mesoderm Ectoderm blastoderm

29. Animals of class-Mammalia have 1) 2) 3) 4)

Seven cervical vertebrae Seven cranial nerve Single ventricular chamber Fourteen cervical vertebrae

30. Vaccine for tuberculosis is known as 1) 2) 3) 4)

PAS vaccine BCG vaccine OPV DPT

31. Sir Godfrey Hounsfield developed the diagonostic technique of 1) 2) 3) 4)

CT scanning MRI Endoscopy bronchoscopy

32. Alcoholism may lead to 1) 2) 3) 4)

Skin cancer Liver cirrhosis Viral disease Eye infections

33. The basic point of classification is 1) 2) 3) 4)

Species Genus Family phylum

34. Age of fishes is also known as 1)

Permian era

2) 3) 4)

Silurian era Devonian era Ordovician era

35. A hereditary disease which is never passed on from father to son is 1) 2) 3) 4)

X-chromosomal linked disease Autosomal linked disease Y-chromosomal linked disease None of these

40. Bilateral symmetry, metameric segmentation, coelom and open circullatory system are the features of 1) 2) 3) 4)

Annelida Arthropoda Mollusca Echinodermata

41. Ancestor of man who first stood erect was 1) 2) 3) 4)

Australopithecus Cro-magnon Java-ape man Peaking man

36. One animal that does not perform locomotion is 1) 2) 3) 4)

Sycon Nereis Sepia Euglena

37. Amount of co2 in expired air is about 1) 2) 3) 4)

0.04% 0.03% 4.5% 21%

38. Which type of white blood cells are concerned with the release of histamine and the natural anticoagulant heparin? 1) 2) 3) 4)

Neutrophils Basophils Eosinophils Monocytes

39. Select incorrect pair 1) 2) 3) 4)

Porifera-choanocytes Coelenterata-nematocysts Annelid-segmentation Monera-euaryote

42. core zone, buffer zone and manipulation zone are found in 1) 2) 3) 4)

Nationl Park Sanctuary Tiger reserve Biosphere reserve

43. Which insecticide is more hazardous to human health? 1) 2) 3) 4)

Rotenone Pyrethrum DDT Humulin

44. One of these is not concerned with wildlife conservation 1) 2) 3) 4)

IVF IUCN WWF IBWL

45. Largest tiger population is found in 1) 2)

Sunderban national park Corbett national park

3) 4)

Ranthambhor national park Kanha national park 51. Product of biotechnology is

46. Genetic material found in human immunodeficiency virus (HIV) is 1) 2) 3) 4)

Double stranded RNA Single stranded RNA Double stranded DNA Single stranded DNA

47. Gigantism and acromegaly are due to 1) 2) 3) 4)

Hypothyroidism Hyperthyroidism Hypopitutarism hyperpituitarism

1) 2) 3) 4)

Transgenic crops Humulin Biofertilizer All of the above

52. Phase common in aerobic and anaerobic respiration is 1) 2) 3) 4)

Krebs cycle Glycolysis Glycogenolysis ETS

53. Oxyntic cells secrete 1) 2) 3) 4)

HCL Trypsin NaoH pepsinogen

48. Spermatogenesis is under the regulatory influence of 1) 2) 3) 4)

ADH FSH LH STH

54. Menstruation is due to sudden 1) 2) 3) 4)

Reduction of FSM Increase of LH Reduction in estrogen and progesterone None of these

49. Which of the following can be controlled by using biopesticides? 1) 2) 3) 4)

Insects Diseases Weeds All of these

55. Urea synthesis occurs 1) 2) 3) 4)

Kidney Liver Brain muscles

50. Which hormone is secreted in a woman if pregnancy has occurred? 1) 2) 3) 4)

Estrogen Progesterone Luteinizing hormone Human chorionic gonadotropin

56. Which is common to kidney and skeleton in mammals? 1) 2) 3)

Cortex Medulla Pelvis

4)

Radius

2) 3) 4)

Discontinuous variation Meristic variation Substantive variation

57. Which is regarded as urinary bladder of embryo? 1) 2) 3) 4)

Amnion Allontois Chorion Yolk sac

63. Origin of life occurred in 1) 2) 3) 4)

Precambrian Coenozoic Palaeozoic Mesozoic

58. Blood is a kind of 1) 2) 3) 4)

Areolar tissue Connective tissue Fluid connective tissue Reticular connective tissue

59. Which of these is used to control human population? 1) 2) 3) 4)

Estrogen+progesterone IUCD and MTP Tubectomy and vasectomy All of the above

60. Addiction to alcohol causes 1) 2) 3) 4)

Cirrhosis Epilepsy Neurosis Psychosis

61. the most primitive vertebrates are 1) 2) 3) 4)

Ostracoderms Cephalochordates Placoderms Cyclostomes

62. Change in the number of body parts is called 1)

Continous variation

64. Branch of zoology dealing with the study of fishes is called 1) 2) 3) 4)

Arthrology Ichthyology Saurology Herpetology

65. Theory of continuity of germplasm was propounded by 1) 2) 3) 4)

Mendel Lamarck Weismann Haekel

66. the most active phagocytic white blood cells are 1) 2) 3) 4)

Neutrophils and eosinophils Lymphocytes and macrophages Eosinophils and lymohocytes Neutrophils and monocytes

67. Darwin’s finches are an excellent example of 1) 2) 3) 4)

Adaptive radiation Seasonal migration Brood parasitism Connecting links

68. Pellagra is caused by deficiency of vitamins 1) 2) 3)

4)

B5 B2 B6 B1

1) 2) 3) 4)

Mesoderm Ectoderm Endoderm None of these

1) 2) 3) 4)

Budding Asexual reproduction Sexual reproduction regeneration

1) 2) 3) 4)

Penis Stomach Liver Vagina

Teratogens Nicotine Tranquillisers Alcoholic beverages

Corpus luteum

Plasmalemma Ribosome Chromosome Nucleolus

1) 2) 3) 4)

1834 1814 1822 1824

78. The scientific name of gharial is 1) 2) 3) 4)

73. Which set is similar? 1)

Vacuoles Centrosomes Pastids Mitochondria

77. Dutrochet has given the concept about cell in

72. Drugs that cause malformation in developing embryo during pregnancy are called 1) 2) 3) 4)

Golgi body Mesosome Ribosome Glyoxysomes

76. Which of the following organelles does not contain RNA?

71. Bartholin’s gland is found in 1) 2) 3) 4)

-Sweat -Niacin -Pacemaker

75. Animal cell differ from plant cell in possessing

70. Parthenogenesis is a term of 1) 2) 3) 4)

Sebum Vitamin B7 Bundle of His

74. Which is substitution of mitochondria in E.coil?

69. Notochord originates from 1) 2) 3) 4)

2) 3) 4)

- Graafian follicles

Naja bungarus Gavialis gangeticus Hemidactylus flavivridis None of these

79. In which of the following haemocyanin pigment is found? 1) 2) 3) 4)

Lower invertebrates Echinodermata Insecta Annelida

80. Which of the following cells in earthworm play a role similar to liver invertebrates? 1) 2) 3) 4)

Amoebocytes Mucocytes Chloragogen cells Epidermal cells

81. Chondrichthyes is characterized by 1) 2) 3) 4)

Placoid scale Placoid scale and ventral mouth Ventral mouth Ctenoid scale and ventral mouth

82. Ichthyology is study of 1) 2) 3) 4)

Aves Amphibians Reptiles Fishes

83. What will happen if ligaments are torn? 1) 2) 3) 4)

Bone will become unfixed Bone will become fixed Bone less movable at joint and pain Bone will move freely at joint and no pain

2) 3) 4)

Mucosa Bone Cartilage

85. Yellow bone marrow is found specially in the medullary cavity 1) 2) 3) 4)

Long bones Spongy bones Short bones All of the above

86. Space in the jaw bone unoccupied by teeth is called 1) 2) 3) 4)

Dentine Diastema Enamel Crown

87. Endemic goiter is a state of 1) 2) 3) 4)

Normal thyroid function Moderate thyroid function Increased thyroid function Decreased thyroid function

88. Hormone responsible for the secretion of milk after parturition is 1) 2) 3) 4)

ACTH LH ICSH Prolactin

89. What is another name for wind pipe? 84. Achondroplasia is a disease related with the defect in the formation of 1)

Membrane

1) 2) 3)

Trachea Larynx Oesophagus

4)

Lungs

90. Soil salinity is measured by 1) 2) 3) 4)

Porometer Calorimeter Conductivity meter Potometer

95. the thermos table enzymes, Taq and Pfu, isolated from thermophilic bacteria is 1) 2) 3) 4)

RNA polymerases DNA ligases DNA polymerases Restriction endonucleases

96. Biolistic technique is used in

91. Predation and parasitism are which type of interactions. 1) 2) 3) 4)

(+, +) (+, 0) (-, -) (+, -)

92. The ultimate source of energy for living being is 1) 2) 3) 4)

Sunlight ATP Fats Carbohydrates

93. Which of the following species are restricted to an area? 1) 2) 3) 4)

Sympatric species Sibling species Allopatric species Endemic species

94. The effect of cigarette smoking and radon in combination on lungs is 1) 2) 3) 4)

Fatal Synergistic Mutualistic Antagonistic

1) 2) 3) 4)

Gene transfer process Tissue culture process Hybridisation process Germplasm conservation process

97. The largest gene in man is 1) 2) 3) 4)

Insulin gene Tumour suppressor gene Beta globin gene of haemoglobin Dystrophin

98. Herbicide resistant gene in plant is 1) 2) 3) 4)

Mt Gt Ct Bt

99. The most recent and direct pre-historic ancestor is 1) 2) 3) 4)

Cro-Magnon Neanderthal Pre-Neanderthal None of these

100. Rh-factor can produce disease 1. 2. 3.

AIDS Turner’s syndrome Erthroblastosis foetails

4.

Sickle cell anaemia