Statement A: In anatomy, monocot root is similar to dicot root in many respects.
Statement B: Both dicot and monocot roots have exarch xylem

In anatomy, both monocot and dicot roots show several similarities like presence of root hairs, parenchymatous homogenous cortex with prominent intercellular spaces, Endodermis with casparian thickenings, Stele with radial separate exarch vascular bundles and presence of single layered parenchymatous pericycle.