In Ground tissue system, parenchymatous cells are usually present in
1. cortex
2. pericycle
3. pith and medullary rays
4. All of the above
Hypodermis is the part of
1. Ground tissue system
2. Epidermal tissue system
3. Vascular tissue system
4. Both 1 and 2
Ground tissue system is present in
1. root
2. stem
3. leaf
4. All of these
In Dicots, Secondary growth is possible because of
1. cambium
2. xylem and Phloem
3. Vascular bundle
4. Both 2. and 3.
In Dicots, secondary xylem and phloem tissues are formed because of
1. open vascular bundle
2. closed vascular bundle
3. Both 1. and 2.
4. semi closed vascular bundle
Radial vascular bundle arrangement is most common in
1. roots
2. stem, and roots
3. leaves
4. All of the above
In radial vascular bundle xylem and phloem are present on _____________radii and in
an ___________manner.
1. different and consecutive
2. same and alternate
3. different and alternate
4. same and consecutive
Conjoint open vascular bundles are present in
1. stem of dicots only
2. stem of dicots and gymnosperms
3. stem of monocots and gymnosperms
4. stem of monocots only
The outermost layer of the root is
1. epidermis
2. endodermis
3. hypodermis
4. dermis
Root hairs are ____________ and formed from __________zone of root.
1. unicellular, maturation
2. multicellular, elongation
3. multicellular, maturation
4. unicellular, elongation