NEET Zoology Digestion and Absorption Questions Solved


HCl of stomach can damage mucosal epithelia of stomach but

  1. Mucus prevents it
  2. Mucus along with carbonate prevent it.
  3. Mucus+bicarbonate prevent it
  4. Only bicarbonate prevents it.

Audio Explanation:


NCERT page number 262.

Difficulty Level:

  • 22%
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