(A) Injection of γ-globulins
(B) Placental transfer of Abs
(C) Injection of antibodies
(D) Infection
Tag: Basic Microbiology Mcqs Questions
__ is major Ig present in human serum & can provide naturally acquired immunity for new born.
(A) IgA
(B) IgG
(C) IgE
(D) IgM
Failure to eliminate self-reactive cells results in__.
(A) Negative selection
(B) Autoimmunity
(C) Positive Selection
(D) Tolerance
A culture containing a single kind of microorganisms is known as __.
(A) Colony culture
(B) Liquid culture
(C) Mixed culture
(D) Pure culture
Sugar solution is commonly sterilized by__.
(A) Autoclave
(B) Hot air oven
(C) Filtration
(D) X-rays
Immune individuals will not harbor it thus reducing occurrence of pathogens is concept of __.
(A) Innate immunity
(B) Herd immunity
(C) cell mediated immunity
(D) Autoimmunity
Visible growth of bacteria on solid medium is __.
(A) colony
(B) turbidity
(C) sediment
(D) None of these
Bacteria that can only be grown in the absence of oxygen, are commonly cultivated in __.
(A) Deep agar tube
(B) Anaerobic jar
(C) Both “A” and “B”
(D) Broth culture