Root hairs are:
1. unicellular extensions of subsidiary cells
2. unicellular elongations of epidermal cells
3. unicellular elongations of ground tissue cells
4. appendages of the cuticle

Subtopic:  Meristematic Tissue: Root Apex (OLD NCERT) |
 90%
From NCERT
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All the following are true for trichomes except:

1. they are usually unicellular
2. they may be branched
3. they may be secretory
4. they help in prevention of water loss due to transpiration
Subtopic:  Meristematic Tissue:Classification (OLD NCERT) |
 77%
From NCERT
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Cuticle:
1. is a covering, both outside and inside of the epidermis
2. is well developed in roots
3. helps in prevention of water loss
4. is a proteinaceous layer

Subtopic:  Simple Tissue: Parenchyma |
 84%
From NCERT
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During the formation of primary plant body, dermal tissue, ground tissue and vascular tissue are produced by:
1. Primary meristems
2. Secondary meristems
3. Both primary and secondary meristems
4. Neither primary nor secondary meristems

Subtopic:  Ground Tissue System |
 73%
From NCERT
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The type of vascular bundles shown in the given figure would most likely be seen in:

1. Dicotyledonous stem 2. Roots
3. Monocotyledonous stem 4. Leaves
Subtopic:  Vascular Tissue System |
 80%
From NCERT
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Identify the tissue system from among the following:

1. Parenchyma 2. Xylem
3. Epidermis 4. Phloem
Subtopic:  Epidermal Tissue System |
 77%
From NCERT
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Regarding the epidermal tissue system of angiosperms:

I: Cuticle is absent in roots
II: Guard cells are dumb-bell shaped in grasses and possess chloroplasts
III: Root hairs are multicellular and the stem hairs are unicellular

1. Only I is correct
2. Only I and II are correct
3. Only II is correct
4. Only II and III are correct

Subtopic:  Epidermal Tissue System |
 80%
From NCERT
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What would be true for A and B shown in the given diagram?

1. A shows open stomatal aperture while B shows closed stomatal aperture
2. A shows closed stomatal aperture while B shows open stomatal aperture
3. A shows the stomata in grasses
4. B shows the stomata in grasses
Subtopic:  Epidermal Tissue System |
 81%
From NCERT
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The incorrect statement regarding epidermal tissue system in angiosperms would be:
1. It comprises of epidermal cells and stomata but not the appendages such as trichomes
2. It is the outermost layer of the primary plant body forming a continuous layer
3. It is usually single layered
4. Cells are parenchymatous with a large vacuole

Subtopic:  Epidermal Tissue System |
 81%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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Consider the given two statements:

I: Parenchyma cells in plants play an important role in regeneration and wound healing.
II: They are living at maturity and usually have only primary walls.

1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is True but II is False
4. Both I and II are False

Subtopic:  Simple Tissue: Parenchyma |
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NEET 2023 - Target Batch - Aryan Raj Singh
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