Which of the following microbial cell is most resistant to antiseptics & disinfectants ?

Related Mcqs:

1. An oxidase-positive, gram-negative rod which produces a bluish-green pigment has been grown in culture from a swab obtained from an infected burn wound. This organism is susceptible to gentamicin, ticarcillin and tobramicin, but resistant to all the other antibiotics which of the following organisms is it likely to be ?

   A. Escherichia coli
   B. Klebsiella pnemoniae
   C. Proteus miribilis
   D. Pseudomonas aeruginosa

2. A diabetic patient developed cellulitis due to staphylococcus aureus, which was found to be Methicillin resistant on the antibiotic sensitivity testing. All of the following antibiotics will be appropriate EXCEPT________________?

   A. Vancomycin
   B. Imipenem
   C. Teichoplanin
   D. Linezolid

3. Which of the following structures, found external to the bacterial cell wall, are involved in bacterial attachment to cell surfaces?

   A. Capsule
   B. Flagella
   C. Pili
   D. Mesosomes

4. Which on of the following is penicillinase resistant penicillin_______________?

   A. Amoxycillin
   B. Cloxacillin
   C. Ampicillin
   D. Penicillin G

5. A diabetic patient developed cellulitis due to Staphylococcus aureus, Which was found to be Methicillin resistant on the antibiotic sensitivity testing. All the following antibiotics will be appropriate except_____________?

   A. Vancomycin
   B. Imipenem
   C. Teichoplanin
   D. Linezolid

6. The dental amalgam is most resistant to________________?

   A. Compressive stress
   B. Impact stress
   C. Shear stress
   D. Tensile stress

7. Component of inlay wax which makes it flake resistant is_____________?

   A. Paraffin
   B. Carnauba
   C. Gum dammar
   D. Canadelila

8. The organ most resistant to GA is______________?

   A. Spinal Cord
   B. Medulla oblonagata
   C. Medullary cortex
   D. Cerebrum

9. All cells do not divide at the same rate. Events in which phase of the cell cycle determine when a cell is going to replicate ?

   A. M phase
   B. G1 phase
   C. S phase
   D. G2 phase

10. Which of the following belongs to cell fraction derived vaccine______________?

    A. Measles
    B. Mumps
    C. Rubella
    D. Hepatitis B