Subject: Micro-Biology
BSN
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#1 What is the basic structural and functional unit of all living organisms?
A) Cell
B) Tissue
C) Organ
D) Organism
Answer: A
#2 Which type of cell lacks a true nucleus?
A) Eukaryotic Cell
B) Plant Cell
C) Prokaryotic Cell
D) Fungal Cell
Answer: C
#3 Which structure allows bacteria to move?
A) Pili
B) Fimbriae
C) Flagella
D) Capsule
Answer: C
#4 Which stain is retained by Gram-positive bacteria?
A) Safranin
B) Crystal violet
C) Methylene blue
D) Iodine
Answer: B
#5 Which bacteria causes tuberculosis?
A) Streptococcus pneumoniae
B) Mycobacterium tuberculosis
C) Pseudomonas aeruginosa
D) Escherichia coli
Answer: B
#6 Which bacterial structure is responsible for genetic transfer?
A) Fimbriae
B) Flagella
C) Pili
D) Capsule
Answer: C
#7 What is the function of bacterial capsule?
A) Locomotion
B) Reproduction
C) Attachment
D) Protection
Answer: D
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