Advertisements
Advertisements
प्रश्न
Name the different types of elements found in the xylem.
Advertisements
उत्तर
Xylem is composed of cells (called elements) of four different types:
- Tracheids;
- Vessels or tracheae;
- Xylem parenchyma and
- Xylem sclerenchyma (or fibre).
APPEARS IN
संबंधित प्रश्न
What are simple tissues? Explain their three different types.
Explain different types of elements present in phloem.
What are the functions of phloem?
What is simple tissue? Classify and explain its different types with suitable diagram.
Study the diagram given below and then answer the question that follows:
State the function of the parts labelled 1, 2, 3 and 4.
Give the structure and function of the following:
Sclerenchyma
The question has four answers. Choose the correct answer:
Collenchymatous hypodermis is found in
Differentiate between Xylem and Phloem functioning
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 |
The cells or tissues of plants which have lost the power of division are called
