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Class 11BiologyBody Fluids and CirculationsStructure and function of heart
Medium

The heart of a healthy human beats ...... times per minute.

  • A
    $50-60$ times
  • B
    $70-80$ times
  • C
    $90-100$ times
  • D
    None of these
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Class 11 Questions

Class 11

Biology Questions

Chapter

Body Fluids and Circulations

Subtopic

Structure and function of heart

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