Question

Draw illustrations to bring out anatomical difference between Monocot stem and dicot stem.

Answer 1

Monocot stem and dicot stem:

T.S. of stem Monocot

T.S. of stem Dicot

Answer 2

Tissue	Monocot stem	Dicot stem
Epidermis	Mostly it is hairless.	It is usually hairy.
Hypodermis	It is made up of endothelium.	It is made up of macro angle transitions.
cortex	Is not differentiated.	Made of parenchyma.
Endodermis	Is absent.	Generally clear.
Vascular bundle bundle sheath xylem phloem	Fillers remain scattered in the tissue. Are always short-lived. A bundle of fasciculus surrounds each fascicle. Vessels are arranged in 'V' or 'Y' shape. Located in the middle of 'V' shaped xylem. Phloem lacks parenchyma.	They are arranged in more cycles. Are always in uniform. There is scarcity. The vessels are arranged in radial rows. Occurs outside or on both sides of the xylem. Phloem contains parenchyma.
Pith (Medulla)	Absent	Made up of parenchymatous cells situated in the centre of stem
Medullary rays	Absent	Found in between vascular bundles.