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Respiration in Organisms — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceRespiration in Organisms1 Mark
MCQ
Which of the following statement is or are correct?
  • A
    Children breathe about $20$ to $30$ times per minute.
  • B
    Whenever a person needs extra energy, he breathes faster than usual.
  • C
    We feel hungry after doing a heavy physical exercise or activity.
  • ✓
    All the above.
✓

Answer

Correct option: D.
All the above.

Here, all these statements are correct.

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