Q. No.Match the following
| 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 |
A. A-i, B-iii, C-v, D-ii, E-iv
B. A-iii, B-i, C-ii, D-v, E-iv
C. A-ii, B-iv, C-v, D-i, E-iii
D. A-v, B-iv, C-iii, D-ii, E-i
The most important function of the trichomes is:
| 1. | They prevent water loss due to transpiration |
| 2. | They prevent herbivory |
| 3. | They are sensory structures that decipher the wind velocity and direction |
| 4. | They play an important part in pollination of plants |
Root hairs are ____________ and formed from __________zone of root.
1. unicellular, maturation
2. multicellular, elongation
3. multicellular, maturation
4. unicellular, elongation
Epidermis in plant is generally
1. Single layered
2. Double layered
3. Triple layered
4. Present in patches
Epidermal cells are parenchymatous with __________ amount of cytoplasm lining, the cell wall and _______ vacuole.
(1) Small, large
(2) Large, small
(3) Small, no
(4) Large, no
1. Dumb-bell shaped
2. Kidney shaped
3. Rectangular
4. Barrel-shaped
2. bulliform cells
3. lenticels
4. complementary cells
Epidermal hairs on stems known as trichomes
1. May sometimes be secretory in function
2. Have vascular supply
3. May be soft or stiff but unbranched always
4. Are endogenous in origin like lateral roots
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