In T.S. of Dicotyledonous root, the innermost layer of the cortex is called _________.
1. | Pericycle | 2. | Endodermis |
3. | Metaxylem | 4. | Pith |
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 |
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
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 |
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 |
Monocotyledonous root do not undergo any ________.
1. | Cell division |
2. | Secondary growth |
3. | Differentiation |
4. | Tertiary growth |
In TS of dicotyledonous stem the cells arranged in multiple layers between epidermis and Pericycle constitute the ___________.
1. | Cortex |
2. | Pith |
3. | Pericycle apparatus |
4. | Medullary rays |
Starch sheath layer in plant stem is also known as
1. | Epidermis | 2. | Metadermis |
3. | Endodermis | 4. | Pith layer |
In TS of dicot stem ________ is present on the inner side of the endodermis and above the phloem in the form of semilunar patches of sclerenchyma.
1. | Pericycle | 2. | Casparian strip |
3. | Pith | 4. | Protoxylem |
___________ arrangement of vascular bundle is a characteristic of dicot stem.
1. | Ring | 2. | Radial |
3. | Centric | 4. | Peripheral |