Prokaryotes – Online MCQs Test – Biology MCAT

1. Cocci present in long chains are called:

2. Bacteria and other moneras do not possess

3. Which of the following have thickest walls?

4. Viruses are made up of

5. Typhoid fever is cause by

6. Bacteria that get their food from dead organic matter are termed as:

7. The bacteria are:

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

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

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

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

12. Bacteria which can only survive in the presence of oxygen are:

13. Some bacteria are not easily killed because of

14. Bacteria that grow inside the tissues of other living organisms and obtain food at the expense of host are:

15. The length of the bacteria measures from:

16. A compound which is produced by an organism and inhibits the growth of other organism is called

17. The cell membrane of bacteria is different from that of eukaryote in lacking

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

19. The cells of the bacterium Streptococcus remain arranged in the form of

20. Bacteria which can use oxygen but can grow without it, are called: