Subject: Micro-Biology

#9

Which structure is found in all viruses?

A) Capsule

B) Flagella

C) Capsid

D) Fimbriae

Answer:   C

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#10

Which microorganism has both DNA and RNA?

A) Virus

B) Bacteria

C) Fungi

D) Prion

Answer:   B

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#11

What is the basic structural and functional unit of all living organisms?

A) Cell

B) Tissue

C) Organ

D) Organism

Answer:   A

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#12

Which type of cell lacks a true nucleus?

A) Eukaryotic Cell

B) Plant Cell

C) Prokaryotic Cell

D) Fungal Cell

Answer:   C

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#13

Which structure allows bacteria to move?

A) Pili

B) Fimbriae

C) Flagella

D) Capsule

Answer:   C

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#14

Which stain is retained by Gram-positive bacteria?

A) Safranin

B) Crystal violet

C) Methylene blue

D) Iodine

Answer:   B

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#15

Which bacteria causes tuberculosis?

A) Streptococcus pneumoniae

B) Mycobacterium tuberculosis

C) Pseudomonas aeruginosa

D) Escherichia coli

Answer:   B

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#16

Which bacterial structure is responsible for genetic transfer?

A) Fimbriae

B) Flagella

C) Pili

D) Capsule

Answer:   C

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