Immunity that is conferred to the foetus by transfer of IgG and IgA antibodies is called as______________?
(A) Active acquired immunity
(B) Passive acquired immunity
(C) Natural active immunity
(D) Passive natural immunity
Active artificial immunization is induced by the administration of all of the following EXCEPT______________?
(A) Bacterial products
(B) Toxoids
(C) Vaccines
(D) Antitoxins
Type I hypersensitivity is mediated by which of the following immunoglobulins ?
(A) IgA
(B) IgG
(C) IgM
(D) IgE
A woman with infertility receives an ovary transplant from her sister who is an identical Twin. What type of graft it is ?
(A) Xenograft
(B) Autograft
(C) Allograft
(D) Isograft
Cold sterilization refers to the process of sterilization by use of______________?
(A) Ultra violet rays
(B) Ultrasonic vibrations
(C) Infrared rays
(D) Gamma rays
The prototype of Type II hypersensitivity reaction is__________________?
(A) Arthus reaction
(B) SLE
(C) Auto immune hemolytic anemia
(D) Contact dermatitis
Flash pasteurization of milk is done at what temperature______________?
(A) 125°C for new seconds
(B) 60°C for 15 minutes
(C) 72°C for 5 minutes
(D) 72° for 15 – 20 Sec
Spores are disinfected by_______________?
(A) Glutaraldehyde
(B) Betapropiolactone
(C) Formaldehyde
(D) Hexachlorophen
(D) Both A & C
Most of the drug resistances occurs due to_____________?
(A) Transduction
(B) Transformation
(C) Mutation
(D) conjugation
Endotoxins are produced by________________?
(A) Fungi
(B) Gram +ve bacteria
(C) Virus
(D) Gram -ve bacteria