Which of the following bacteria are thick rigid and spiral______________?

Related Mcqs:

1. Who opposed the idea the cell is an empty space bounded by thick wall?

   A. Lorenz Oken
   B. Schwann
   C. Robert Brown
   D. Rudolph Virchow

2. Diameter of thick filament is____________?

   A. 7 nm.
   B. 8 nm
   C. 16nm
   D. 10-100 ?m.

3. Blubber a thick layer of fat is present in___________?

   A. Fresh water mammals
   B. Terrestrial mammals
   C. Marine Mammals
   D. Flying mammals

4. Thick, waxy & leathery cuticle around leaves is present in___________?

   A. Hydrophytes
   B. Mesophytes
   C. Xerophytes
   D. Halophytes

5. Which of the following contains genes for drug and disease resistance in bacteria?

   A. Necleotide
   B. Plasmid
   C. Mesosome
   D. Ribosome

6. Which of the following bacteria do not have flagella commonly__________?

   A. Cocci
   B. Bacilli
   C. Streptobacilli
   D. Vibrio

7. Which of the following structure primarily helps in attachment of bacteria on various surfaces____________?

   A. Flagella
   B. Pili
   C. Both of these
   D. None of these

8. Some bacteria ranging occasionally a size of 500 ?m in length are___________________?

   A. Escherichia coli
   B. Spirochetes
   C. Mycoplasma
   D. Epulopiscuim

9. Nitrifying bacteria are the examples of___________?

   A. Hetrotrophic bacteria
   B. Chemosynthetic bacteria
   C. Saprophytic bacteria
   D. Parasitic bacteria

10. Gram positive bacteria appear_______________?

    A. Purple
    B. Red
    C. Pink
    D. Blue