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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
On an average, healthy human breathes …… times / minutes.
  • A
    $8 -10$
  • B
    $10 -16$
  • ✓
    $12 - 16 $
  • D
    $14 - 18 $
✓

Answer

Correct option: C.
$12 - 16 $
c

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