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प्रश्न
What is the difference between parenchyma and collenchyma?
संक्षेप में उत्तर
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उत्तर
| Parenchyma | Collenchyma |
| 1. The tissue consists of thin-walled living cells. | 1. The tissue consists of cells having localised thickening in their cell walls. |
| 2. It is distributed in almost all the parts of the plant body. | 2. It occurs mostly in the aerial parts of the plants and is restricted to the other layers. |
| 3. The living cells of parenchyma assimilate and store food. They also store waste products | 3. Collenchyma is the chief mechanical tissue in parts of a young plant particularly in the young dicotyledonous stems. |
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संबंधित प्रश्न
Name the regions in which parenchyma tissue is present.
Draw a well-labelled diagram of phloem.
Write the functions of parenchyma.
What is simple tissue? Classify and explain its different types with suitable diagram.
Name one place in a living organism where the following tissues are located:
Sclerenchyma
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
Write a short note on peculiarity of a sclerenchyma cell wall.
While doing work and running, you move your organs like hands, legs, etc. Which among the following is correct?
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 |
