111. The usual concentration of agar used in agar medium is___________________?
A. 10%
B. 2%
C. 5%
D. 15%
✅ The correct answer is option 2%.
Microbiology MCQs
112. Synthesis of antibodies in plasma cells occurs in_________________?
A. Golgi body
B. Endoplasmic reticulum
C. Nucleus
D. Mitochondria
✅ The correct answer is option Endoplasmic reticulum.
113. parasitic inflammation would show predominantly____________________?
A. Lymphocytes
B. Neutrophilis
C. Eosinophils
D. Basophils
✅ The correct answer is option Eosinophils.
114. All are seen in a cysts of E. histolytica except_____________?
A. Glycogen mass
B. Chromatid bars
C. Eccentric nucleus
D. Refractile nucleus
✅ The correct answer is option Refractile nucleus.
115. Anti HBsAB indicates______________?
A. Resistance to hepatitis B
B. Acute infection
C. Good prognosis
D. Hepatocellular carcinoma
✅ The correct answer is option Good prognosis.
116. Glasswares are sterilised by______________?
A. Autoclaving
B. Hot air oven
C. Incineration
D. Formaldehyde
✅ The correct answer is option Hot air oven.
117. Virus are sharply differentiated from bacteria by_______________?
A. Presence of either DNA or RNA
B. Simple structure
C. Complex multiplication
D. All of the above
✅ The correct answer is option All of the above.
118. For the treatment of case of class III dog bite, all of the following are correct except_____________?
A. Give inmunoglobulins for passive immunity
B. Give ARV
C. Immediately stitch wound under antibiotic coverage
D. Immediately wash wound with soap and water
✅ The correct answer is option Immediately stitch wound under antibiotic coverage.
119. Teichoic acid is present in cell walls of_________________?
A. Gram positive bacteria
B. Gram negative bacteria
C. Yeast
D. Protozoa
✅ The correct answer is option Gram positive bacteria.
120. The structure in involved in bacterial attachment to cell surface is_______________?
A. Capsule
B. Fimbria
C. Flagella
D. None of the above
✅ The correct answer is option Fimbria.