Bacteria Morphology – Section 1

16. Cytoplasmic inclusions include

A. ribosomes
B. mesosomes
C. fat globules
D. all of these

Correct Answer: D. all of these

17. The cocci which forms a bunch and irregular pattern are

A. Staphylococci
B. diplococci
C. Tetracocci
D. Streptococci

Correct Answer: A. Staphylococci

18. Chemotaxis is a phenomenon of

A. swimming away of bacteria
B. swimming towards a bacteria
C. swimming away or towards of bacteria in the presence of chemical compound
D. none of the above

Correct Answer: C. swimming away or towards of bacteria in the presence of chemical compound

19. The structure responsible for the motility of bacteria is

A. pilli
B. flagella
C. sheath
D. capsules

Correct Answer: B. flagella

20. The next to last step in peptidoglycan biosynthesis is

A. synthesis of the NAM-peptide subunit
B. removal of the subunit from bactoprenol
C. linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain
D. cross-linking the peptide side chains of peptidoglycan

Correct Answer: C. linking the sugar of the disaccharide-peptide unit to the growing peptidoglycan chain

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