The epidermal hairs of root are usually _________while of shoots are usually________
1.unicellular, multicellular
2.multicellular, unicellular
3.multicellular, multicellular
4.unicellular, unicellular
Which of the following is true for trichomes
1.usually multicellular
2.may be branched or unbranched
3.prevent transpirational water loss
4.All of the above
Which one is incorrect statement
1.subsidiary cells are specialised epidermal cells
2.cuticle is always present on epidermal tissue system
3.cuticle is absent in roots
4.Guard cells surround the stoma
Which of the following is the largest tissue system
1.Epidermal tissue system
2.vascular tissue system
3.Ground tissue system
4.Both 1 and 2
Ground tissue system includes all except
1.pith and pith rays
2.epidermis and vascular bundle
3. epidermis and hypodermis
4. leaf mesophyll
In Ground tissue system, parenchymatous cells are usually present in
1.cortex
2.pericycle
3. pith and medullary rays
4. All of the above
Ground tissue system is present in
1.root
2.stem
3. leaf
4. All of these
In Dicots, secondary xylem and phloem tissues are formed because of
1.open vascular bundle
2. closed vascular bundle
3. Both A and B
4. semi closed vascular bundle
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
In conjoint type vascular bundle xylem and phloem are present on _________ radii and & phloem is located on the __________side of the xylem.
1.same and outer
2. same and inner
3. different and inner
4. different and outer