Which is the correct set of options with respect to the following?
1. Dicot stem         –  Differentiated ground tissue.
    Monocot stem    –  Endarch xylem.
    Dicot leaf           –  Isobilateral leaf.
    Monocot leaf      –  Dorsiventral leaf.

2. Dicot stem         –   Scattered vascular bundle.
    Monocot stem    –   Arranged vascular bundle.
    Dicot leaf           –   Amphistomatic.
    Monocot leaf      –   Hypostomatic.

3. Dicot stem          –   Endodermis is called a starch sheath.
     Monocot stem    –  Vascular bundle surrounded by a sclerenchymatous sheath.
      Dicot leaf          –  Palisade and spongy parenchyma.
      Monocot leaf     –  Stomata present on both surfaces.

4.  Dicot stem         –  Arranged vascular bundle.
    Monocot stem      – Endodermis is called a starch sheath.
    Dicot leaf            –  Amphistomatatic.
    Monocot leaf       –  Palisade and spongy
                                 parenchyma.

Subtopic:  Dicot Stem | Monocot Stem | Dicot Leaf | Monocot Leaf |
 86%
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In the given diagram, which is not related with (A)
as indicated in the diagram?

1. Complimentary cells.
2. Involved in the exchange of gases.
3. Lens-shaped opening called lenticels.
4. Found in herbaceous trees.

Subtopic:  Activity of Cork Cambium |
 59%
From NCERT
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The diagram given below belongs to -

1. Dicot stem having conjoint and collateral
vascular bundles

2. Monocot stem having conjoint and collateral
vascular bundles

3. Dicot root with polyarch condition

4. Monocot root with radial vascular bundles

Subtopic:  Monocot Stem |
 78%
From NCERT
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Hypodermis in dicot stem is composed of
1. Parenchyma

2. Collenchyma

3. Sclerenchyma

4. Both 1. and 3.

Subtopic:  Dicot Stem |
 85%
From NCERT
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The conjuctive tissues lie between the

1. Xylem and phloem

2. Pericycle and Endodermis

3. Epidermis and endodermis

4. Epidermis and hypodermis

Subtopic:  Anatomy of Root |
 88%
From NCERT
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Select the incorrect statement with respect to vessel

1. Devoid of protoplasm.
2. Lignified wall.
3. Long cylindrical tube like cells.
4. Presence of vessel is characteristic of gymnosperm.

Subtopic:  Complex Tissue: Xylem |
 88%
From NCERT
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Column I  Column II
A. Spring wood or early wood
B. Autumn wood or late wood
I. Lighter in colour
II. Density high
III. Density low
IV. Darker in colour           
V. Larger number of xylary elements
VI. Vessels with wider cavity
VII. Lesser number of xylary elements
VIII. Vessels with small cavity

        
Which of the following matching is correct?

1. A – II, IV, VII, VIII; B – I, III, V, VI
2. A – I, II, VIII, VIII; B – III, IV, V, VI
3. A – I, III, V, VI; B – II, IV, VII, VIII
4. A – I, III, VII, VIII; B – II, IV, V, VI

Subtopic:  Activity of Cork Cambium |
 79%
From NCERT
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Which of the following function can be performed by
both parenchyma and collenchyma?
1. Storage.
2. Photosynthesis.
3. Secretion.
4. All.

Subtopic:  Simple Tissue: Parenchyma | Simple Tissue: Chollenchyma & Sclerenchyma |
From NCERT
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Which of the following characters is/are related to
isobilateral leaf?
(a) Stomata are present on both surfaces.
(b) Mesophyll is differentiated into palisade and
spongy parenchyma.
(c) Sub-stomatal cavity is present below the stoma of
the abaxial epidermis.

1. Only (a)
2. Only (c)
3. Only (a) and (c)
4. (a), (b) and (c)

Subtopic:  Monocot Leaf |
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What is incorrect for companion cell?
1. It is specialized parenchymatous cell.
2. It helps in maintaining the pressure gradient in the sieve tubes.
3. It does not retain nucleus throughout the life.
4. It is absent in gymnosperms

Subtopic:  Complex Tissue: Phloem |
 82%
From NCERT
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