Prokaryotes – Online MCQs Test – Biology MCAT

1. Misuse of antibiotics can cause:

2. Which one of the following organisms may respire in the absence of oxygen

3. Cocci present in long chains are called:

4. Cyano bacteria contain:

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

6. Which statement explains how mass flow arises in sieve tube elements?

7. Bacteria which are killed in the presence of oxygen are:

8. Simple process of genetic recombination in which genetic material is transterred from one bacterium to another through a tube is called:

9. Mycoplasma is a

10. Which of the following have thickest walls?

11. Bacterial flagella is made up of

12. Bio-fertilizers include

13. Circular DNA molecule occurs in

14. Penicillin antibiotic which effects bacterial

15. Some bacteria are not easily killed because of

16. Kingdom Monera includes:

17. The first antibiotic Penicillin, was derived from:

18. During unfavourable conditions, Nostoc filaments breakup at the junction of heterocyst. results in formation of:

19. Protoplasm in cyano bacteria is differentiated into an inner colourless region called:

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