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BIOLOGY

JAMB 2004 - Question 11

Biology 2004 JAMB Past Questions - Question 11: In the internal structure of plants, a wide pith in the centre is common to

Choose the most appropriate option for the gap .

In the internal structure of plants, a wide pith in the centre is common to

A: dicot stems and monocot stems

B: dicot stems and monocot roots

C: dicot roots and monocot roots

D: dicot roots and monocot stems

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Correct Answer

Explanation

B - Dicotyledonous stem and monocoty donous roothave large pith each filled with parenchymatous cells.Dicot. root has little pith andmost frequently it is filled with xytem so forming a centrally supportingsystem. Monocot stern has little pith because the centre or inner stele is filledwith scattered vascular bundles.