In monocot stem, Trichomes are ___________ and help in reduction of transpiration.
1.present
2.absent
3. sometimespresent
4. all of these
Vascular bundle are ___________and surrounded by ___________ bundle sheath in monocot stem.
1.scattered, sclerenchymatous
2.arranged, sclerenchymatous
3. scattered, parenchymatous
4. scattered, collenchymatous
Vascular bundles which are situated towards the centre are ______ in size and _______in number in monocot stem.
1.large, less
2. small, more
3. small, less
4. large, more
In monocot stem, vascular bundles which are situated towards the periphery are ______ in size and _______in number.
1.large, less
2. small, more
3. small, less
4. large, more
Vascular bundles are ____________,__________,___________in monocot stem.
1.conjoint, collateral, open
2.conjoint, collateral, closed
3. conjoint, bicollateral, closed
4. conjoint, bicollateral, open
Which type of cells are not present in Phloem of monocot stem
1.Companion cell
2.sieve tubes
3. Phloem parenchyma
4. Phloem fibres
The main parts of the lamina of the dorsiventaral leaf are
1.epidermis
2.mesophyll tissues
3.vascular system
4.All of the above
In dicot leaf, stomata is more present on the
1.adaxial surface
2.abaxial surface
3.equally on both surfaces
4.stomata is absent
Which of the following is true for palisade parenchyma?
1.adaxially placed
2.elongated cells
3.vertically and parallely placed
4.All of the above
Which one is true for spongy parenchyma
1.abaxially placed to palisade parenchyma
2.oval or round & loosely arranged cells
3. extends to the abaxial epidermis
4.All of the above