Microbiology MCQ //12

   56.  Protozoa are ecologically important as:

a.      Cellulose digester

b.      Primary producer

c.       Agents of eutrophication

d.      All of above

   57.  Trypanosoma can be controlled by:

a.      Vaccination

b.      Penicillin

c.       Vector elimination

d.      All of the above

   58.  Prions are

a.      Defective DNA pices

b.      Infective proteins

c.       DNA probe

d.      None

  

   59.  Burst size is:

a.      Size of the cell

b.      No. of bacterial cell infected

c.       No. of virions released per cell

d.      Size of engulfed bacteria

  

   60.  Viriod like RNA defective is:

a.      HIV

b.      Hepatitis delta

c.       Herpes

d.      measles