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प्रश्न
Study the diagram given below and then answer the question that follows:
State the function of the parts labelled 1, 2, 3 and 4.
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उत्तर
1 → Sieve cells: Help in the transport of food from leaves to storage organs and other parts of the plant.
2 → Phloem parenchyma cells: Storage of starch, fat and other organic food material.
3 → Companion cells: Help in the functioning of the sieve tube cells.
4 → Sieve plate: Perforations in the sieve plates allow water and dissolved organic solutes to flow along the sieve tube.
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संबंधित प्रश्न
Which tissue makes up the husk of coconut?
Write the functions of parenchyma, collencyma and sclerenchyma.
What is simple tissue? Classify and explain its different types with suitable diagram.
What do you know about complex tissue? Classify and explain its different types in plants with suitable diagrams.
Identify the odd word and explain why it is odd.
Give the structure and function of the following:
Collenchyma
Give the structure and function of the following:
Phloem
Why the cells of sclerenchyma and tracheids become dead?
Fibers are extensively longer ranging from 20 mm to 550 mm ______.
Match the followings and choose the correct option from below
| Column I | Column II |
| 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 |
