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Respiration in Organisms — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceRespiration in Organisms1 Mark
MCQ
Main organ of human respiratory system is
  • ✓
    lungs
  • B
    heart
  • C
    liver
  • D
    stomach
✓

Answer

Correct option: A.
lungs
A

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