A. Neutrophilic leukocytes
B. Large granular lymphocytes
C. Small lymphocytes
D. Killer cells
Related Mcqs:
- Bacteria responsible for initiation of caries is _________________?
A. Actinomyces
B. Strep. mutans
C. Lactobacillus
D. Strep. viridans - Amyl nitrate is most commonly administered _________________?
A. Intravenously
B. By inhatation
C. Sub lingually
D. Orally - Organ of locomotion in bacteria is________________?
A. Fimbria
B. Flagella
C. Capsule
D. Cell wall - Bacteria acquire characteristics by all the following except_______________?
A. Through plasmids
B. Incorporating part of host DNA
C. Through bacteriophages
D. Through conjugation - Electron microscopic examination of the bacterial flora of necrotising ulcerative gingivitis indicates the presence of microorganisms within non-necrotic tissues in advance of other bacteria. The organisms involved are______________?
A. Cocci
B. Spirochetes
C. Bacteriophages
D. Filamentous rods - The facultative anaerobic bacteria are those who are_______________?
A. Unable to grow in the presence of oxygen
B. Unable to grow in the absence of oxygen
C. Able to grow in the presence of carbon dioxide
D. Able to grow in the presence of absence of oxygen - Detergents used to disinfect dental instruments in the office kill bacteria by interfering with functional of the cell______________?
A. wall
B. nucleus
C. membrane
D. Capsule - Bacteria with tuft of flagella at one end are called_______________?
A. Monotrichate
B. Peritrichate
C. Bipolar
D. Lophotrichate - Cell wall deficient bacteria are_______________?
A. Escherichia Coli
B. Staphylococci
C. Spirochetes
D. Mycoplasma - The component that sensitizes bacteria and virus to UV irradiation_______________?
A. Lipids
B. Carbohydrates
C. Inorganic salts
D. Nucleic acids
