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प्रश्न
What are the functions of xylem?
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उत्तर
Following are the functions of xylem:
1. The main function of xylem is to carry water and mineral salts upward from the root to different parts of shoots.
2. Since walls of tracheids, vessels and sclerenchyma of xylem are lignified, they give mechanical strength to the plant body.
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संबंधित प्रश्न
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Identify the type of tissue in the bark of tree.
Identify the type of tissue in the vascular bundle.
Draw a well labelled diagram of parenchyma and collenchyma.
Write the functions of parenchyma, collencyma and sclerenchyma.
Name the different types of elements found in the xylem.
Give the structure and function of the following:
Sclerenchyma
Give the structure and function of the following:
Crystal
Match the column (A) with the column (B)
| (A) | (B) | ||
| (a) | Parenchyma | (i) | Thin walled, packing cells |
| (b) | Photosynthesis | (ii) | Carbon fixation |
| (c) | Aerenchyma | (iii) | Localized thickenings |
| (d) | Collenchyma | (iv) | Buoyancy |
| (e) | Permanent tissue | (v) | Sclerenchyma |
Differentiate fibers from sclereids.
