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

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 14. Breathing and exchange in gases1 Mark
MCQ
Which is true for $CO_2$ concentration
  • ✓
    More in alveolar air than in expired air
  • B
    More in expired air than in alveolar air
  • C
    More in inspired air than in expired air
  • D
    More in inspired air than in alveolar air
✓

Answer

Correct option: A.
More in alveolar air than in expired air
a
It’s obvious.
 

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