Choose the incorrect statement with respect to dicot stem.

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.

An Intiative by Sri Chaitanya

It has epidermis with trichomes, cuticle and stomata having kidney shaped guard cells.

It has collenchymatous hypodermis.

It has multilayered collenchymatous or partially collenchymatous pericycle.

It is having extensive pith surrounded by vascular bundles.

answer is C.

(Unlock A.I Detailed Solution for FREE)

JEE

NEET

Foundation JEE

Foundation NEET

CBSE

Detailed Solution

The prominent features of dicot stem are:

Demarcation into epidermis, cortex and stele.
Cortex less extensive than stele.
Cortex has continuous or discontinuous few layered collenchymatous hypodermis, parenchymatous inner cortex with intecellular spaces and single layered endodermis that stores starch and known as starch sheath.
Extensive stele having 15-20 top or wedge shaped, conjoint, collateral, open, ectophloic or amphiphloic endarch vascular bundles arranged in the form of a ring (Eustele).
Absence of bundle sheath.
Presence of narrow, radiating medullary rays that connect the medulla with the cortex and help in radial conduction.
Extensive pith.
Absence of lysigenous water cavity in the vascular bundles.

Watch 3-min video & get full concept clarity