1. Which stain is commonly used to identify Mycobacterium tuberculosis?
Anonymous Quiz
15%
a) Gram stain
8%
b) Giemsa stain
76%
c) Ziehl-Neelsen stain
1%
d) Wright stain
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3. Which organelle is known as the 'Powerhouse of the cell'?
Anonymous Quiz
5%
a) Nucleus
8%
b) Ribosome
86%
c) Mitochondria
1%
d) Golgi apparatus
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5. Which vitamin deficiency causes Scurvy..?
Anonymous Quiz
10%
a) Vitamin A
23%
b) Vitamin B12
62%
c) Vitamin C
5%
d) Vitamin D
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6. What is the common anticoagulant used in blood collection for complete blood count (CBC)..?
Anonymous Quiz
91%
a) EDTA
4%
b) Heparin
5%
c) Sodium citrate
0%
d) Potassium oxalate
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7. Which bacteria is known for causing peptic ulcers..?
Anonymous Quiz
14%
a) Escherichia coli
63%
b) Helicobacter pylori
18%
c) Staphylococcus aureus
6%
d) Streptococcus pneumoniae
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8. Which enzyme is elevated in myocardial infarction..?
Anonymous Quiz
8%
a) Amylase
10%
b) Lipase
76%
c) Creatine kinase-MB (CK-MB)
6%
d) Alkaline phosphatase
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9. Which type of hemoglobin is predominant in adults..?
Anonymous Quiz
60%
a) HbA1
18%
b) HbF
17%
c) HbA2
6%
d) HbS
10. The causative agent of Malaria is:
Anonymous Quiz
90%
a) Plasmodium
6%
b) Trypanosoma
3%
c) Leishmania
1%
d) Giardia
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11. The most common method of sterilization of surgical instruments is:
Anonymous Quiz
8%
a) Boiling
76%
b) Autoclaving
10%
c) UV radiation
7%
d) Chemical disinfection
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12. What is the normal fasting blood glucose range (mg/dL) for an adult ?
Anonymous Quiz
5%
a) 50-70
80%
b) 70-100
12%
c) 100-125
2%
d) 125-150
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13. Which of the following is a Gram-negative bacterium..?
Anonymous Quiz
14%
a) Streptococcus
16%
b) Staphylococcus
58%
c) Escherichia coli
12%
d) Bacillus
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14. The term 'asepsis' refers to:
Anonymous Quiz
17%
a) Presence of microorganisms
53%
b) Absence of microorganisms
20%
c) Growth of microorganisms
9%
d) None of the above
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15. Which hormone regulates blood glucose levels..?
Anonymous Quiz
4%
a) Adrenaline
90%
b) Insulin
4%
c) Thyroxine
1%
d) Cortisol
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16. In microbiology, the term 'culture' refers to:
Anonymous Quiz
7%
a) Staining bacteria
83%
b) Growing microorganisms in a medium
8%
c) Observing microorganisms under a microscope
2%
d) None of the above
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17. The normal range of Hemoglobin (Hb) in adult males is:
Anonymous Quiz
4%
a) 10-12 g/dL
22%
b) 12-14 g/dL
65%
c) 13.5-17.5 g/dL
9%
d) 15-18 g/dL
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18. What is the most common cause of iron deficiency anemia..?
Anonymous Quiz
46%
a) Vitamin B12 deficiency
26%
b) Folate deficiency
24%
c) Blood loss
4%
d) Chronic kidney disease
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19. Which of the following is a tumor marker for ovarian cancer..?
Anonymous Quiz
12%
a) PSA
74%
b) CA-125
8%
c) AFP
6%
d) CEA
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20. Which type of immunity is provided by vaccines..?
Anonymous Quiz
14%
a) Natural passive immunity
19%
b) Natural active immunity
42%
c) Artificial passive immunity
24%
d) Artificial active immunity