Prokaryotes – Online MCQs Test – Biology MCAT

1. Some bacteria are not easily killed because of

2. Typhoid fever is cause by

3. Phase during which bacterial multiplication is equal to death rate is:

4. Transfer of genetic information from one bacterium to another in the transduction process is through

5. Bacteria having single polar flagellum:

6. The correct sequence of stages of growth curve for bacteria is

7. Microorganisms were first observed by:

8. Vibrios are:

9. If tuft of flagella is present only at one pole of bacteria then these are:

10. At intervals in nostoc filament, there are found slightly larger oblong, colourless cells with slightly thicker walls are called:

11. Bacterial cell membrane’s invagination into the cytoplasm is called:

12. The method of survival of bacteria under unfavourable conditions is:

13. Mesosome in a bacterial cell is

14. During photosynthesis, bacteria liberate:

15. The process of transmitting genetic information from one bacterium to another, causing it to undergo change is:

16. Viruses are made up of

17. In binary fission, the single fission takes how much time to complete?

18. Cocci present in long chains are called:

19. Bacteria reproduce sexually by

20. During unfavourable conditions, Nostoc vegetative cells become enlarged and thick-walled containing reserve food, called: