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Microbiology All India exam d48dac24

It is true regarding normal microbial flora present on skin and mucous membrane that

A

It cannot be eradicated by antimicrobial agents

B

It is absent in the stomach due to acidic pH

C

It establishes in the body only after the neonatal period

D

The flora in the small bronchi is similar to that of the trachea

High-Yield Explanation

It is present in stomach soon after food. It establishes on body during labour and not after neonatal period. Lower respiratory tract ie below trachea is sterile.

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