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Question
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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Solution
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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RELATED QUESTIONS
Name the tissue that transports food in plants.
Explain how sieve tubes manage to be living?
What is simple tissue? Classify and explain its different types with suitable diagram.
Identify the odd word and explain why it is odd.
Study the diagram given below and then answer the question that follows:
Where is this tissue likely to be found in the plant?
Define the following:
Permanent tissue
Differentiate between:
Collenchyma and Sclerenchyma
Name the tissue associated with the following:
Conduction of water in the plant body.
The question has four answers. Choose the correct answer:
Phloem parenchyma, sclerenchyma, sieve tubes, and companion cells are found in
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 |
