Subject: Micro-Biology
BSN
Page 5 of 31
#33 Which structure allows bacteria to move?
A) Pili
B) Fimbriae
C) Flagella
D) Capsule
Answer: C
#34 Which stain is retained by Gram-positive bacteria?
A) Safranin
B) Crystal violet
C) Methylene blue
D) Iodine
Answer: B
#35 Which bacteria causes tuberculosis?
A) Streptococcus pneumoniae
B) Mycobacterium tuberculosis
C) Pseudomonas aeruginosa
D) Escherichia coli
Answer: B
#36 Which bacterial structure is responsible for genetic transfer?
A) Fimbriae
B) Flagella
C) Pili
D) Capsule
Answer: C
#37 What is the function of bacterial capsule?
A) Locomotion
B) Reproduction
C) Attachment
D) Protection
Answer: D
#38 Which virus causes cold sores?
A) HSV-1
B) HSV-2
C) HIV
D) Rhinovirus
Answer: A
#39 Which structure is found in all viruses?
A) Capsule
B) Flagella
C) Capsid
D) Fimbriae
Answer: C
#40 Which microorganism has both DNA and RNA?
A) Virus
B) Bacteria
C) Fungi
D) Prion
Answer: B
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