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STD 11 - 14. Breathing and exchange in gases — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 14. Breathing and exchange in gases1 Mark
MCQ
In a minute normal man respires
  • A
    $10$ times
  • ✓
    $16$ times
  • C
    $30$ times
  • D
    $4$ times
✓

Answer

Correct option: B.
$16$ times
b
(b) During normal breathing the respiratory movement in $25$ years old is about $16$ min.

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