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Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases1 Mark
MCQ
In breathing movements, air volume can be estimated by:
  • A
    Stethoscope.
  • B
    Hygrometer.
  • C
    Sphygmomanometer.
  • ✓
    Spirometer.
✓

Answer

Correct option: D.
Spirometer.

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