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pharmacy Topic wise MCQs

Microbiology (Part- 6) MCQs with Answers


51. Plasma cells are the end cells of
a. T-cells
b. β-cells
c. Killer cells
d. Nk-cells

52. Basophils have receptors for antibodies
a. IgG
b. IgA
c. IgM
d. IgE

53. Because of denaturation, antigens become functionless, these are called:
a. Cross-reactive antigens
b. Epitopes
c. Hidden epitopes
d. Forssman antigens

54. Capacity of antigen to breakdown into small fragments each with a single epitopic region is known as
a. Solubility b. Froeignness
c. Denaturation d. None of these

55. Antigenic specificity is due to
a. Chemical complexity
b. Solubility
c. Steric configuration
d. All of these

56. Antibodies are
a. Proteins
b. Glycoproteins
c. Phospholipids
d. None of these

57. General purpose antibody is
a. IgA
b. IgG
c. IgM
d. IgD

58. Antibody present in colostrums is
a. IgG
b. IgA
c. IgM
d. IgE

59. Which antibody is called millionaire molecule?
a. IgA
b. IgM
c. IgG
d. IgD

60. IgE is discovered by
a. Ishizaka
b. Porter
c. Richet
d. None of these

61. Food poisoning is caused by
a. Clostridum tetani
b. Clostridum Welchi
c. Diptheria
d. Clostridium botulinum

62. Koplic’s spots will develop in
a. HIV
b. Measles
c. Mumps
d. Rubella

63. Viral DNA is resistant to DNA of the host cell because it contains
a. 5’-HMC
b. 5’-HMA
c. 5’-CHM
d. 5’MHC

64. Which of the following is an example of live vaccine?
a. Pertusis
b. mumps
c. cholera
d. rabies

65. Triple toxoid vaccine gives protection against
a. Diphtheria, tetanus and rabies
b. Tetanus, whooping cough, Tuberculosis
c. Whooping cough, tetanus and Diphtheria
d. Whooping cough, cancer and T.B.

66. Higher dose of chloramphenicol affects the eukaryotic cells because
a. They have 30 S ribosomes
b. They have mitochondria
c. They have 70 S ribosomes
d. None of the above

67. AIDS is caused by
a. Retrovirus
b. Prion
c. Rhabdovirus
d. Retroprison

68. Penicillin is a
a. Primary metabolite
b. Secondary metabolite
c. Tertiary metabolite
d. None of the above

69. The rejection of an organ transplant such as a kidney transplant, is an example of _____ Hypersensitivity.
a. Immediate
b. Delayed
c. Allergy
d. None of these

70. Listeriosis was ______ disease.
a. Food borne
b. Water borne
c. Milk borne
d. Air borne

71. Pus-forming forms are called as
a. Pyoderm
b. Pyogenic
c. Pyrogen
d. None of the above

72. In Elisa technique, the antibodies are labeled by
a. Acridine orange
b. Alkaline phosphate
c. Neutral red
d. Bromothymol blue

73. __is a genetic disease charachterized by a total or partial inability to synthesize globulins.
a. Apitososis
b. Agamma globulinemia
c. Gammaglobulinemma
d. Sickle-cell anemia.

74. A study involving analysis of risk for genetic defects in a family is
a. Genetic Engineering
b. Genetic counseling
c. Genetic drift
d. Genetic equilibrium

75. Viral antigens are likely
a. Proteins
b. Glyco proteins
c. Lipo proteins
d. Both a and b

76. The suitable assay method for antibiotics is
a. Enzymatic assay
b. Turbidometric assay
c. End point determination assay
d. Metabolic assay

77. ELISA test is used for the identification of
a. Janudice
c. Cancer
d. Diabetis

78. Incubation period for infective Hepatitis disease
a. 45 – 80 days b. 15 – 35 days
c. 35 – 50 days d. 5 – 15 days

79. All of the following are bacteriostatic chemotherapeutic agents except
a. Bacitracin
b. Chloramphenicol
c. Novobiocin
d. Tetracycline

80. Kinetosomes are observed in
a. Algae
b. Fungi
c. Protozoa
d. Viruses

81. βββ-lactum ring is present in
a. Erythromycin
b. Penicillin
c. Tetracyclins
d. Chromphenical

82. Antibiotic produced from Streptomyces orientalis is
a. Streptomycin
b. Penicillin
c. Vancomycin
d. Both a and b

83. The drug of choice for dermal, oral and vaginal candidiasis is
a. Griseofulvin
b. Amphoterein B
c. Gentian violet
d. Nystatin

84. Botulism means
a. Food adultration
b. Food poisioning by streptococcus bacteria
c. Chemical contamination of food
d. Food processing

85. Chloramphenicol is obtained from
a. Streptomyces griseus
b. Streptomyces venezuelae
c. Streptomyces pyrogenes
d. None of these

86. Streptomycin is obtained from
a. Streptococcus species
b. Streptomyces griseus
c. Straphylococcus aureus
d. None of these

87. The treatment required for small bodies of water is
a. Disinfection
b. Filtration
c. Purification
d. All of these

88. Surface ropiness is caused by
a. Alkaligenes viscolactis
b. Streptococcus
c. both a and b
d. None of these

89. Septicaemia is
a. Bacteria in blood
b. Toxin in blood
c. Pus in blood
d. Multiplication of bacteria and toxins in blood

90. In AIDS, Kaposis sarcoma may respond to
a. Interleukin – 2 infusion
b. Azathioprine
c. Alpha interferon
d. None of these

91. Ciprofloxacin acts by inhibiting
a. Cellwall synthesis
b. RNA synthesis
c. Folate synthesis
d. DNA gyrase

92. Lyme disease is caused by
a. Bacteria
b. Fungi
c. Spirochaete
d. Virus

93. Toxic shock syndrome is caused by
a. Staph. Albus
b. Staph. Aureus
c. Strep. Viridana
d. None of these

94. Black water fever is caused by
a. P. vivax
b. P. falciparum
c. P. ovale
d. None of these

95. Mantoux test detects
a. M. tuberculosis
b. Cynaobacteria
c. Clostridia
d. Both a and b

96. The antibiotic acting on cell wall is
a. Bactracin
b. Penicillin
c. Cyclosporine
d. All of these

97. Aflatoxin is produced by
a. Aspergillus sps
b. Penicillium sps
c. Alternaria sps
d. None of these

98. Penicillin is discovered by
a. Fleming
b. Pasteur
c. Koch
d. None of these

99. Antibiotics used in combination may demonstrate
a. Synergism
b. Antaginism
c. both
d. None of these

100. The drug of choice in anaphylactic shock?
a. Histamine
b. Corticosteroid
c. Epinephrine
d. None of these