Friday, February 14, 2014

Top 75 Bio - Zoology MCQ

Top 75 Bio - Zoology MCQ


1. The normal BMI (Body mass index) range for adults is

a) 10 - 15 b) 12 - 24 c)15 - 20 d. 19 - 25

2. The normal blood glucose level during fasting is

a) 70 to 110 mg/dl b) 80 to 200 mg/dl c) 100 to 150 mg/dl d)200 to 250 mg/dl

3. During emulsification, the bile salts convert bigger fat particles into smaller globules called

a)granules b)oil c) chilomicrons d) millimicrons

4. During root canal treatment, the cavity of the tooth is filled with a sealing paste made of

a)chitin b)calcium carbonate c) iodized salt d) gutta-percha resin

5. The gall stones are formed of

a)calcium b)growing infected tissue c)cholesterol d)sodium

6. An oily substance called sebum is secreted by

a) sweat gland b)sebaceous c) glandthyroid d) gland tear gland

7. Albinism is an extreme degree of generalized

a) hyperpigmentation b )hypopigmentation c) failure of pigmentation

d) perioral pigmentation

8. Partial albinism causes

a)leucoderma b)melanoma c) melanoma d)dermatitis.

9. Urea biosynthesis takes place in

a)blood b)liver c)cerebro-spinal fluid d)kidney

10. Number of ATP molecules spent to convert ammonia to urea is

a)four b)two c)three d)one

11. During glomerular filtration the malpighian body acts like a

a) Structural unit b) biological filter c) Biological buffer d) acid-base balancer

12. The amount of blood supplied to the kidneys is about

a) 20-25% of cardiac output b) 25-30%of cardiac output

c) 30-35% of cardiac output d) 35-40% of cardiac out put

13. 13Net filtration force which is responsible for the filtration in glomerulus is

a) 25mm Hg b) 50mm Hg c) 75mmHg d) 80 mm Hg

14. The amount of urea reabsorbed in the urinary tubules is

a) 5gm b) 17gm c) 21gm d) 20gm

15. Who first developed vaccine for rabies in man?

a) Robert Koch b) Joseph Lister c) Louis Pasteur d) Stanley

16. Which one of the following fields paved the sway for modern microbiology ?

a) Development of vaccines b) technique of new viral strains

c) discovery of new viral strains d) Development of pure culture technique

17. Which one of the following statements is incorrect regarding the structure of viruses?

a) Nucleic materials are covered by a protein coat, called capsid.

b) The capsid is made up of capsomeres c) Some animal viruses have an additional

envelope d) The additional envelope is made up of glycoprotein

18. Virions contain only a single copy of nucleic acid, hence they are called

a) Incomplete viruses b) haploid viruses c) ploidy viruses d) complete viruses

19. Tumour inducing viruses are called

a) Pathogenic viruses b) oncogenic viruses c) Para viruses d) variola viruses

20. Which one of the following is a protozoan disease ?

a) African sleeping sickness b) Measles c) Cholera d) Taeniasis

21. Sexual reproduction of plasmodium takes place in

a) Liver cells of man b) RBCs of man c) Plasma of man d) body of mosquito

22. The pathogenic form of Entamoeba histolytica is

a) Encysted spores b) vegetative trophozoite c) merozoite d) schizont

23. Which one of the following is a trematode worm ?

a) Schistosomes b) Wuchereria c) Taenia d) Ascaris

24. Which of the following can induce immunity?

a) Bacteria b) viruses c) parasites d) all the above

25. Skin is a/an

a) Anatomical barrier b) physiological barrier c) phagocytic barrier

d) inflammatory barrier

26. Which among the following is anti-bacterial?

a) interferon b) lysozyme c) hormone d) protein

27. Which of the following is anti-viral?

a) lysozyme b) interferon c) protein d) hormone

28. Identity the phagocytic cells from the following combinations

a) Macrophage and neutrophil b) Lymphocyte and eosinophil

c) Macrophage and eosinophil d) Eosinophil and neutrophil

29. Histamine is secreted by

a) Epithelial cell b) Mast cells c) Red blood cells d) white blood cells

30. Humoral immunity consists of

a) Normal cells b) pathological cells c) cytotoxic cells

d) immunoglobulin molecules

31. Which type of graft is used in plastic surgery?

a) xenograft b) allograft c) autograft d) isograft

32. SCID is due to

a) Adenosine deaminase deficiency b) Glucose oxidase deficiency

c) Phosphatase deficiency d) Lactate dehydrogenase deficiency

33. Which of the following causes AIDS?

a) Bacteria b) Fungus c) Retro virus d) TMV

34. Thymus growth occurs up to

a) 17 years b) 12 years c) 5 years d) 30 years

35. Which of the following secretes immunoglobulin?

a) T-lymphocyte b) B-lymphocyte c) Macrophage d) Mast cells

36. In which prokaryote has voluminous genetically works been made?

a) TMV virus b) Phage c) Escherichia coli d) coli form bacteria.

37.Who discovered the double helix DNA model ?

a) G.H. Khorana b) Mendel c) T.H.Morgan d) Watson and Crick

38. About how many hereditary diseases in human beings had been identified ?

a) more than 300 b) less than 300 c) about 400 d) about 100

39. To obtain information about genetic characters in man which of the following helps?

a) Biochemical test b) Hybridization c) Pedigree analysis d) Inbreeding

40. Sickle cell anaemia is due to

a) autosomal gene b) sex chromosomal gene

c) vitamin deficiency d) hormone imbalance

41. Albinism is due to

a) absence of melanin  b) absence of vitamins

c) presence of melanin  d) absence of hormone

42. Name the human disease due autosomal dominant gene

a) sickle cell anaemia b) thalasemia c) SCID d) huntington’s chorea

43. Idiogram means

a) Diagrammatic representation of genes b) Diagrammatic representation of chromosome

c) Graph showing heart defect d) electro cardiogram

44. In human chromosome karyotyping the chromosomes 4 and 5 belong to group

a) A b) B c) C d) D

45. What is the name for mobile genetic elements?

a) Plasmids b) pili c) barr body d) transposons

46. What is the rate of growth of human population ?

a) 10 billion per year b) 90 billion per year c) 1 billion per year d) 80 billion per year

47. The present sudden acceleration of population is called as

a) population explosion b) population bomb

c) population trap d) all the above

48. Global warming is caused due to

a) lack of rainfall b) presence of a hole in ozone layer

c) human activities against nature d) extinction of animals and plants

49. The most abundant green house gas is

a) NO2 b) CO2 c) O3 d) SO 2

50. Which of the following gas destroys ozone layer faster ?

a) chloroflurocarbons b) hydrochlorofluro carbons

c) both (a) and (b) d) sulphur dioxide.

51. Which is a better method to dispose large amounts of water carrying relatively
small amounts of chemical wastes?

a) land filling method b) Deep-well injection

c) Surface impoundments d) incineration

52. Which one of the following organisms plays vital role in pollination of trees in

tropical forest?

a) mimic moths b) orchid bees

c) Rhinocerous beetles d) Humming birds

53. Which is commonly considered as a biologists paradise?

a) Gulf of Mannar Biosphere Reserve b) Nilgiri Biosphere Reserve

c) Nanda Devi d) Great Nicobar

54. The amount of energy the earth receives from the sun, per year is

a) 1000 K calories b) 10 X 10 30K calories c) 5 X 10 20K calories

d) 15 X 10 25 K calories

55. Which is considered as a future source of power, that can meet our unlimited demand ?

a) Hydel power b) Hydrogen c) Thermal power d) Solar power

56. Of the total amount of water, how much is available as fresh water?

a) 10 % b) 3% c) 15% d) 50%

57. Which of the following countries depend on desalination process for getting fresh water?

a) Dubai b) Oman c) Bahrain d) all the above

58. The breeds of cattle now available in India are

a) 29 b) 30 c) 26 d) 20

59. Which one of the following is not a draught breed?

a) Kangayam b) Khillar c) Kankrej d) Hallikar

60. The other name for the cattle sindhi is

a) Kongu b) Nellore c) Red karachi d) Decan

61. Kangayam originated from

a) Punjab b) Coimbatore c) Karnataka d) Kathiawar

62. Which of the following is not an exotic breed?

a) Jersey b) Gir c) Brown swiss d) Ayreshire

63. Which one of the following is a contagious disease of the cattle?

a) Constipation b) milk fever c) cow pox d) diabetes

64. Feeding jaggery along with lime water is one of the first aid measures for

a) Diarrhoea b) constipation c) milk-fever d) anthrax

65. Mating of closely related animals is called

a) outbreeding b) artificial insemination c) cross breeding d) Inbreeding

66. The milk which the following cow is characterised by high carotene content?

a)Sindhi b) Haryana c) Gir d) Jersy

67. For anthrax one of the following symptom can be seen

a) swelling of udder b) blood discharge from natural openings

c) loss of appetite d) lack of chewing

68. The book ‘Philosophie Zoologique’ was published by

a) Charles Darwin b) August Weismann

c) Mc Dougall d) Jean Baptiste de Lamarck

69. The German scientist who segregated germplasm from somatoplasm for the
first time was

a) Lamarck b) Malthus c) Weismann d) Hugo de vries

70. Mc Dougall supported neo-lamarckism and proved the concept of

a) Direct action of environment on organism

b) Learning is an acquired character

c) Speed of learning increased from generation to generation

d) All the above

71. Darwin supported the following concepts for evolution

a) arrival of the fittest b) survival of the fittest

c) The differentiation of somatoplasm germplasm d) genetic recombinations

72. The book “Process of organic evolution” to support modern synthetic theory of
evolution was provided by

a) Dobzhansky b) Stebbins c) Hardy-weinberg d) Hugo de vries

73. The factor that enriches the genepool with new modified genes

a) mutation b) somatic variation c) decrease in chromosomes d) increase in cytoplasm

74. A normal ECG the waves are designated from left to right as ...

a)PQSTR b)PQRST c)QRSTP d)TQRSP

75. Which one of the following is a viral disease in cattle?

a) Anthrax b) Mastitis c) Tuberculosis d)Rinderpest

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