Microbiology MCQ Question 181:-:-
Best way of sterilizing disposable plastic syringes is: [Q wave 2&3]
(a) UV rays
(b) Autoclave
(c) Gamma rays
(d) Hot air oven
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Ans: (c) Gamma rays ✔
Microbiology MCQ Question 182:-:-
Which of the following substances are formed in the serum and tissue fluids in response to an antigen?
(a) Antibodies
(b) Hormones
(c) Enzymes
(d) All of the above
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Ans: (a) Antibodies ✔
Microbiology MCQ Question 183:-:-
Penicillin was discovered by
(a) Robert Koch
(b) Alexander Fleming
(c) Joseph lister
(d) Antoine van Leeuwenhoek
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Ans: (b) Alexander Fleming ✔
Microbiology MCQ Question 184:-:-
ELISA stands for
(a) Enzyme Linked Immunosorbent Assay
(b) Enzyme Lipase Immunosorbent Assay
(c) Enzyme Linked Immunity Assay
(d) Enzyme Lipase Immunity Assay
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Ans: (a) Enzyme Linked Immunosorbent Assay ✔
Microbiology MCQ Question 185:-
Substance used for decolorizing gram stain is…….
(a) Acetone
(b) Formaldehyde
(c) Glutaraldehyde
(d) Cidex
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Ans: (a) Acetone ✔
Microbiology MCQ Question 186:-
Which of the following organism can survive pasteurization by Holder method?
(a) Mycobacterium
(b) Brucella
(c) Salmonella
(d) Coxiella brunetii
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Ans: (d) Coxiella brunetii ✔
Microbiology MCQ Question 187:-
Sterilization of heat labile media is done by
(a) Filtration
(b) Pasteurization
(c) Autoclaving
(d) Tyndallisation
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Ans: (d) Tyndallisation ✔
Microbiology MCQ Question 188:-
Immunoglobulins are
(a) Glycolipids
(b) Glycoproteins
(c) Polypeptides
(d) Proteoglycans
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Ans: (b) Glycoproteins ✔
Microbiology MCQ Question 189:-
True about exotoxins
(a) Produced only by gram positive bacteria
(b) Neutralized by antitoxin
(c) Less potent than endotoxin
(d) Pyrogenic
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Ans: (b) Neutralized by antitoxin ✔
Microbiology MCQ Question 190:-
The immunity resulting in the infant, as a result of immunization of a pregnant woman with tetanus toxoid is called
(a) Innate immunity
(b) Natural active immunity
(c) Artificial active immunity
(d) Natural passive immunity
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Ans: (d) Natural passive immunity ✔
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