Since there is no cambium present in monocotyledons they are referred to as

  1. Open vascular bundle
  2. Closed vascular bundle
  3. Intermediate vascular bundle
  4. End node vascular bundle
Please attempt this question first.

Difficulty Level:


When xylem and phloem within a vascular bundle ae arranged in an alternate manner on different radii such arrangement is called _______ and found mostly in __________.

  1. Radial, roots
  2. Radial, shoots
  3. Conjoint, roots
  4. Conjoint, shoots
Please attempt this question first.

Difficulty Level:


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
Please attempt this question first.

Difficulty Level:


Phloem located only on the outer side of xylem is a characteristic feature of ________ vascular bundles.

  1. Conjoint
  2. Radial
  3. Diagonal
  4. Spherical
Please attempt this question first.

Difficulty Level:


In TS of Dicotyledonous root the innermost layer of the cortex is called _________.

  1. Pericycle
  2. Metaxylem
  3. Endodermis
  4. Pith
Please attempt this question first.

Difficulty Level:


The walls of the endodermal cells have deposition of water impermeable, waxy material suberin in the form of __________.

  1. Protoxylem
  2. Metaxylem
  3. Casparian strip
  4. Cork cambium
Please attempt this question first.

Difficulty Level:


In TS of dicotyledonous root next to endodermis lies a few layers of thick walled parenchymatous cells referred to as _________.

  1. Pericycle
  2. Metacycle
  3. Procycle
  4. Pith
Please attempt this question first.

Difficulty Level:


Initiation of lateral roots and vascular cambium during secondary growth take place in ___________.

  1. Pith
  2. Epidermis
  3. Protoxylem
  4. Pericycle
Please attempt this question first.

Difficulty Level:


In TS of Dicotyledonous root the parenchymatous cells which lies between the xylem and phloem are called _________.

  1. Connective tissue
  2. Conjuctive tissue
  3. Cortex
  4. Cambium
Please attempt this question first.

Difficulty Level:


In TS of dicot root all tissue on the inner side of the endodermis such as Pericycle, vascular bundles and pith constitute the ________.

  1. Medulla
  2. Metaxylem
  3. Pith
  4. Stele
Please attempt this question first.

Difficulty Level: