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प्रश्न
What is the difference between lenticels and stomata?
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उत्तर
| Lenticels | Stomata |
| (i) These are formed due to loosening of the epidermal and cortical tissue. | (i) Stomata are specialized epidermal cells. |
| (ii) Lenticels are usually found in the stem. | (ii) Stomata are usually found on the surface of leaves. |
| (iii) Guard cells are absent. | (iii) Guard cells are present |
| (iv) The opening of lenticels is not regulated. | (iv) Opening of stomata is regulated. |
| (v) Facilitates removal of waste | (v) Facilitates exchange of gases. |
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संबंधित प्रश्न
Cork cambium forms tissues that form the cork. Do you agree with this statement? Explain.
Cork cambium cuts off cells on the inner side to form ______ and on the outer side to form ______.
Cork cambium gives rise to
Match List - I with List - II.
| List - I | List - II | ||
| (a) | Lenticels | (i) | Phellogen |
| (b) | Cork cambium | (ii) | Suberin deposition |
| (c) | Secondary cortex | (iii) | Exchange of gases |
| (d) | Cork | (iv) | Phelloderm |
Choose the correct answer from the options given below.
Interfascicular cambium and cork cambium are formed due to ______.
Phellogen and Phellem respectively denote ______.
When we peel the skin of a potato tuber, we remove ______.
Give one basic functional difference between phellogen and phelloderm.
Arrange the following in the sequence you would find them in a plant starting from the periphery – phellem, phellogen, phelloderm.
If one debarks a tree, what parts of the plant is being removed?
What is the commercial source of cork? How is it formed in the plant?
