MCQ
A vein differs from the artery in having
- ANarrow lumen
- BStrong cuticular and muscular wall
- ✓Valves to control direction of flow
- DDark pigmented wall
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$(I)$. Located between the thalamus/hypothalamus
$(II)$. Has a canal named cerebral aqueduct passes through
$(III)$. Dorsal part consists of $4$ lobes
Choose the correct option
$A$. Annelids are true coelomates $B$. Poriferans are pseudocoelomates
$C$. Aschelminthes are acoelomates $D$. Platyhelminthes are pseudocoelomates
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