During secondary growth in dicot roots, which tissue initiates the formation of the vascular cambium?
The innermost layer of the cortex
The pericycle cells opposite to the protoxylem poles
The pith parenchyma cells
Partly from the pericycle and partly from the conjunctive parenchyma cells lying just below the phloem bundles
Related Questions
Which tissue in a dicot root is characterized by the presence of Casparian strips?
Exodermis
Pericycle
Cortex
Endodermis
Casparian strips are present in the ……… of the root.
Epiblema
Cortex
Pericycle
Endodermis
Intercellular spaces are found in …A… region. Intercellular spaces are absent in …B… region. Choose the correct option for A and B
A-cortex, B-endodermis
A-endodermis, B-cortex
A-endodermis, B-pericycle
A-cortex, B-pericycle
Vascular cambium in roots takes its origin from
Pericycle
Conjunctive parenchyma
Both (a) and (b)
None of the above
Casparian strips of endodermis has deposition of?
Lignin
Suberin
Pectin
Cellulose
Stele includes?
Xylem, Phloem
Xylem, Phloem, Pericycle
Xylem, Phloem, Pericycle, pith
Pericycle only
What type of xylem arrangement is typically found in dicot roots?
Scattered
Conjoint
Radial
Collateral
The lateral roots originate from
Endodermal cells
Pericycle cells
Epiblema
Cortical cells below root hairs
In roots the
Protoxylem lies towards the periphery
Metaxylem lies towards the pith (centre)
Both (a) and (b)
Endarch condition is found
Which tissue layer is immediately next to the endodermis in a dicot root?
Cortex
Pith
Epidermis
Pericycle
