The interfascicular cambium in dicot stems originates from:
Pericycle cells
Medullary ray cells
Phloem parenchyma cells
Xylem parenchyma cells
Related Questions
Read the following statements
(i) Multicellular epidermal hair (ii) Collenchymatous hypodermis
(iii) Pith present (iv)Vascular bundles present in a ring i.e eustele
Above given features describe which of the following plant parts ?
Monocot stem
Monocot root
Dicot stem
Dicot root
I. Usually cortex of stem is formed the during secondary growth of the stem II. It is a couple of layer thick III. It is made up of thin walled rectangular cells Select the incorrect statements
I only
II only
I and II
II and III
Which tissue provides mechanical support to the dicot stem?
Parenchyma
Xylem only
Phloem only
Sclerenchyma and Collenchyma
The internal structure of a plant stem is observed. There is a discontinuous ring of angular collenchyma below the epidermis. Type of vascular bundles are of the same type as in the stems of solanaceous plants. Sieve tube elements possess simple sieve plates, identify the plant.
Helianthus
Cucurbita
Zea mays
Hydrilla
In rhizome of Pteridium, stele, which is composed of two or more than two concentric rings of vascular bundles is called
Polycyclic
Siphonostele
Ectophloic siphonostele
Cladosiphonostele
In stem, the xylem is
Exarch
Mesarch
Endarch
All of these
Which of the following is NOT a characteristic of a dicot stem?
Ring-like arrangement of vascular bundles
Presence of pith
Presence of cambium
Scattered vascular bundles
Cortex is the region found between
endodermis and vascular bundle
epidermis and stele
pericycle and endodermis
endodermis and pith
Medullary rays are formed by the
Radially placed parenchymatous cells between vascular bundles
Longitudinally placed parenchymatous cells between vascular bundles
Laterally placed parenchymatous cells between vascular bundles
Obliquely placed parenchymatous cells between vascular bundles
The interfascicular cambium in dicot stems originates from:
Pericycle cells
Medullary ray cells
Phloem parenchyma cells
Xylem parenchyma cells