Zoology · 2011
NEET 2011 · Prelims · Code A · Q142
Which one of the following acts as a physiological barrier to the entry of microorganisms in human body?
Which one of the following acts as a physiological barrier to the entry of microorganisms in human body ?
Official answer
(3)
Tears
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NEET (UG) 2011 Zoology question, with the answer from NTA’s final answer key. Where our answers come from.