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STD 11 - 7. Structural organisation in animal — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 7. Structural organisation in animal1 Mark
MCQ
The sinus venosus of frog is located on
  • ✓
    Dorsal surface of the heart of frog
  • B
    Ventral surface of the heart of frog
  • C
    Dorsal surface of the heart of rabbit
  • D
    Ventral surface of the heart of rabbit
✓

Answer

Correct option: A.
Dorsal surface of the heart of frog
a
(a)Sinus venosus is a triangular chamber attached dorsally to heart formed by the union of three main vena cava.

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