Root hairs are ____________ and formed from __________zone of root.
1.unicellular, maturation
2.multicellular, elongation
3.multicellular, maturation
4. unicellular, elongation
Cortex consists of
1. parenchymal cells with intracellular spaces
2.parenchymal cells with intercellular spaces
3.collenchymal cells with intracellular spaces
4.collenchymal cells with intercellular spaces
The innermost layer of the cortex is called
1. pericycle
2. endodermis
3. vascular bundle
4. epidermis
Endodermis comprises of ____________layer of ____________shaped cells.
1.single, oval
2.single, barrel
3. multi, round
4. single, round
Casparian strips are present in
1.endodermis
2.epidermis
3. pericycle
4. cortex
Casparian strips are barrel shaped cells in which tangential and radial walls are impermeable to water because of
1.suberin deposition
2.cellulose deposition
3. cutin deposition
4. casparin deposition
The parenchymatous cells which lie between the xylem and phloem are called
1.Conjunction cells
2.conjuctive cells
3. pith
4. cortex
All the tissues that lie inner to the endodermis are called as
1.vascular bundle
2.stele
3. pith
4. cork cambium
How many of the following constitute the stele?
Vascular bundles, pericycle, endodermis, pith, cortex, epidermis
1.4
2.3
3. 2
4. 5
In dicot root, the pith present is
1.small or inconspicuous
2.large and well developed
3. small and well developed
4. large and inconspicuous