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PART - 2 - Unit V : CH - 15 Body Fluids and Circulation — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYPART - 2 - Unit V : CH - 15 Body Fluids and Circulation1 Mark
MCQ
In ECG, the atrial contraction or depolarisation is represented by:
  • ✓
    P-wave
  • B
    Q-wave
  • C
    R-wave
  • D
    S-wave
✓

Answer

Correct option: A.
P-wave
A

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