Freshers History of Micro Biology Multiple Choice Questions And Answers

91. The ability of a pathogen to spread in ths host tissues after establishing the infection is known as
a. Adhesion
b. Invasiveness
c. Toxigenicity
d. None of these
Ans: B

92. Which is the following enzyme acts as a spreading factor?
a. Hyaluronidase
b. Coagulase
c. Catalase
d. DNase
Ans: A

93. Vibrio Cholerae was discovered by
a. Koch
b. Metchnikoff
c. John Snow
d. Virchow
Ans: B

94. E.coli was first isolated by
a. Louis Pasteur
b. Escherich
c. Shiga
d. Robert Koch
Ans: B

95. Mycobacterium tuberculosis was first discovered by
a. Robert Koch
b. Edward Jenner
c. Louis Pasteur
d. None of these
Ans: A

96. Mycobacterium lepree was discovered by
a. Robert Koch
b. Hansen
c. Edward Jenner
d. Louis Pasteur
Ans: B

97. Streptococcus pneumoniae was isolated by
a. Robert Koch
b. Edward Jenner
c. Antony von Leewenhock
d. Louis Pasteur
Ans: D

98. B.anthracis was isolated by
a. Louis Pasteur
b. Robert Koch
c. Antonyvon Leewenhok
d. None of these
Ans: B

99. Staphylococcus aureus was isolated by
a. Rosenbach
b. Louis Pasteur
c. Passet
d. Sir Alexander Ogston
Ans: B

100. Pseudomonas aeruginosa was first named
a. Schroeter and Gessard
b. Robert Koch
c. Louis Pasteur
d. Edward Jenner
Ans: A

101. T. pallidum was discovered by
a. Robert Koch
b. Schaudinn and Hoffman
c. Louis Pasteur
d. Edward Jenner
Ans: B

102. Neisseria gonorrhoeae was first described by
a. Neisser in 1879
b. Pasteur in 1878
c. Robert Koch
d. None of these
Ans: B

103. Rh factor of the blood was discovered by scientist
a. Louis Pasteur
b. Landsteiner and Weiner
c. Janskey
d. Moss
e. None of these
Ans: B

104. Trepanema pallidum was discovered by
a. Schaudinn and Hoffman
b. Louis Pasteur
c. Burgey
d. Laennec
e. None of these
Ans: A

105. Fluroscent substance used in fluorescent microscopy are
a. Quinine sulphate
b. Auramine
c. All of these
d. None of these
Ans: C

More Questions & Answers:-
Page1 Page2 Page3 Page4 Page5 Page6 Page7 Page8 Page9 
Page10