When xylem and phloem are situated at the same radius of vascular bundle, then they are called _________ type of vascular bundle and are found in _________.
(1) Radial, roots
(2) Radial, stem and leaves
(3) Conjoint, root
(4) Conjoint, stems and leaves
Phloem located only on the outer side of xylem is a characteristic feature of ________ vascular bundles.
In TS of Dicotyledonous root the innermost layer of the cortex is called _________.
The walls of the endodermal cells have deposition of water impermeable, waxy material suberin in the form of __________.
(3) Casparian strip
(4) Cork cambium
In TS of dicotyledonous root next to endodermis lies a few layers of thick walled parenchymatous cells referred to as _________.
In TS of Dicotyledonous root the parenchymatous cells which lies between the xylem and phloem are called _________.
(1) Connective tissue
(2) Conjuctive tissue
In TS of dicot root all tissue on the inner side of the endodermis such as Pericycle, vascular bundles and pith constitute the ________.
Monocotyledonous root do not undergo any ________.
(1) Cell division
(2) Secondary growth
(4) Tertiary growth
In TS of dicotyledonous stem the cells arranged in multiple layers between epidermis and Pericycle constitute the ___________.
(3) Pericycle apparatus
(4) Medullary rays
Starch sheath layer in plant stem is also known as
(4) Pith layer