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STD 11 - 15. Body fluids and criculations — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 15. Body fluids and criculations1 Mark
MCQ
The sinu-auricular valve occurs
  • A
    In the sinus venosus
  • ✓
    In the edges of sinu-auricular aperture
  • C
    In the truncus arteriosus
  • D
    At the auriculo-ventricular aperture
✓

Answer

Correct option: B.
In the edges of sinu-auricular aperture
b
It’s obvious.

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