A. 125°C for new seconds
B. 60°C for 15 minutes
C. 72°C for 5 minutes
D. 72° for 15 – 20 Sec
✅ The correct answer is option 72° for 15 – 20 Sec.
Medical
Complement binding immunoglobin via the classical pathway is_______________?
A. IgG & igM
B. IgG & IgA
C. IgG & IgD
D. IgD & IgE
✅ The correct answer is option IgG & igM.
Which of the following is obligate aerobe ?
A. Pseudomonas aerogenosa
B. A. coli
C. B. Proteus
D. C. diphtheria
✅ The correct answer is option Pseudomonas aerogenosa.
Hot air oven cannot be used for sterlisling___________________?
A. Clothes
B. Instruments
C. Culture media
D. Needles
✅ The correct answer is option Culture media.
In initial stages of tyhoid, salmonella can be detected in________________?
A. Feacus
B. Urine
C. Blood
D. All of the above
✅ The correct answer is option Blood.
Signs of tyhoid fever is/are_____________________?
A. Haemorrhage
B. perforation
C. Osteomyelitis
D. All of the above
✅ The correct answer is option All of the above.
Common inhabitant of throat and tonsils is______________?
A. Alpha hymolytic streptococci (S. viridans)
B. Staphylococci
C. Beta hemolytic streptococci
D. Pneumococci
✅ The correct answer is option Alpha hymolytic streptococci (S. viridans).
Commonest mycobacterial infection in tropical countries_______________?
A. M. leprae
B. M. avium intracellulare
C. M. tuberculosis
D. Kansasi
✅ The correct answer is option M. tuberculosis.
Chlamydia causes all of the following except________________?
A. Trachoma
B. Non-gonococcal urethritis
C. Pneumonia
D. Parotitis
✅ The correct answer is option Parotitis.
The overall effect of HIV is to gradually impair the immune system by interference with______________?
A. Helper T lymphocytes
B. Natural killer cells
C. Plasma cells
D. Macrophages
✅ The correct answer is option Helper T lymphocytes.