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
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Match the following and choose the correct option from below:
A. Meristem |
i. Photosynthesis, storage |
B. Parenchyma |
ii. Mechanical support |
C. Collenchyma |
iii. Actively dividing cells |
D. Sclerenchyma |
iv. Stomata |
E. Epidermal tissue |
v. Sclereids |
Options:
A | B | C | D | E | |
1. |
i |
iii |
v |
ii |
iv |
2. |
iii |
i |
ii |
v |
iv |
3. |
ii |
iv |
v |
i |
iii |
4. |
v |
iv |
iii |
ii |
i |
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Identify the tissue system from among the following:
1. Parenchyma | 2. Xylem |
3. Epidermis | 4. Phloem |
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Epiblema of roots is equivalent to
1. | Pericycle | 2. | Endodermis |
3. | Epidermis | 4. | Stele |
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A conjoint and open vascular bundle will be observed in the transverse section of
1. | Monocot root | 2. | Monocot stem |
3. | Dicot root | 4. | Dicot stem |
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A plant tissue, when stained, showed the presence of hemicellulose and pectin in cell wall of its cells. The tissue represents
1. Collenchyma
2. Sclerenchyma
3. Xylem
4. Meristem
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Fibres are likely to be absent in
1. Secondary phloem
2. Secondary Xylem
3. Primary phloem
4. Leaves
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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
Match the parts labeled as A, B and C in the diagram of stem apex with their derivatives in the plant body:
A | B | C | |
1. | Dermatogen | Periblem | Plerome |
2. | Dermatogen | Plerome | Periblem |
3. | Epidermis | Vascular bundle | Cortex |
4. | Epidermis | Cortex | Vascular bundle |
In the transverse section of a monocot root given below, identify A, B, C and D:
A | B | C | D | |
1. | Epidermis | Exodermis | Endodermis | Pericycle |
2. | Exodermis | Epidermis | Endodermis | Pericycle |
3. | Epidermis | Exodermis | Pericyle | Endodermis |
4. | Exodermis | Epidermis | Pericyle | Endodermis |
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