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Q. No.Mark the correct one with respect to bundle sheath in a dicot leaf
1.
Sclerenchymatous
2.
Collenchymatous
3.
Parenchymatous
4.
Lignified
Subtopic: Dicot Leaf |
57%
Level 3: 35%-60%
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Bulliform cells are associated with
| 1. | The epidermis of dorsiventral leaves |
| 2. | The adaxial epidermis of isobilateral leaves |
| 3. | The abaxial epidermis of monocot leaves |
| 4. | Mesophylls of dicot leaves |
Subtopic: Monocot Leaf |
77%
Level 2: 60%+
Hints
In monocotyledonous stem
| 1. | Hypodermis is parenchymatous |
| 2. | Each vascular bundle is surrounded by collenchymatous bundle sheath |
| 3. | Peripheral vascular bundles are generally larger than centrally located ones |
| 4. | Water containing cavities are present within the vascular bundles |
Subtopic: Monocot Stem |
81%
Level 1: 80%+
Hints
A tree can be killed by removing its bark, as this also removes the ________.
| 1. | Phelloderm only | 2. | Phellem only |
| 3. | Primary xylem | 4. | Secondary phloem |
Subtopic: Activity of Cork Cambium |
75%
Level 2: 60%+
Hints
Choose odd with respect to collenchyma
| 1. | Living mechanical tissue |
| 2. | Intercellular space is absent in angular type |
| 3. | Thickening of the wall is due to deposition of lignin |
| 4. | Found in hypodermis of dicot stem |
Subtopic: Simple Tissue: Chollenchyma & Sclerenchyma |
79%
Level 2: 60%+
Hints
Select incorrect statements from the given below:
| (i) | Endodermis with Casparian strips are found in the dicot stem. |
| (ii) | The endodermis is a part of the stele. |
| (iii) | Open vascular bundles are found in some monocots. |
| (iv) | Bulliform cells are found in the upper epidermis in the isobilateral leaf. |
| 1. | (i) and (ii) |
| 2. | (ii) and (iii) |
| 3. | (i), (ii) and (iii) |
| 4. | Only (iv) |
Subtopic: Monocot Stem |
53%
Level 3: 35%-60%
Hints
Select incorrect statement with respect to the anatomy of monocot stem
| 1. | Parenchymatous ground tissue is extended from the bottom of hypodermis to center |
| 2. | Hypodermis is made of thick-walled living mechanical tissue |
| 3. | Vascular bundles are conjoint, collateral and closed with endarch xylem |
| 4. | Pith is absent |
Subtopic: Monocot Stem |
55%
Level 3: 35%-60%
Hints
In parenchyma, all cells are isodiametric and
| 1. | Thin-walled |
| 2. | Thick-walled |
| 3. | Lignified-walled |
| 4. | Devoid of intercellular spaces |
Subtopic: Simple Tissue: Parenchyma |
94%
Level 1: 80%+
Hints
In which character an isobilateral leaf differs from the dorsiventral leaf?
| 1. | Scattered vascular bundles |
| 2. | Undifferentiated mesophylls |
| 3. | Absence of stomata with guard cells |
| 4. | Conjoint, collateral, and closed vascular bundle |
Subtopic: Monocot Leaf |
77%
Level 2: 60%+
Hints
Tissue which provides mechanical strength and flexibility to young dicot stem is present in
| 1. | Pith | 2. | Endodermis |
| 3. | Hypodermis | 4. | Cortex |
Subtopic: Dicot Stem |
81%
Level 1: 80%+
Hints
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