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प्रश्न
Cells of this tissue are living and show angular wall thickening. They also provide mechanical support. The tissue is ______.
पर्याय
Xylem
Sclerenchyma
Collenchyma
Epidermis
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उत्तर
Cells of this tissue are living and show angular wall thickening. They also provide mechanical support. The tissue is collenchyma.
Explanation:
Collenchyma is the only tissue which is living and shows angular wall thickening. Cells of the xylem and sclerenchyma are dead cells. Cells of the epidermis do not show wall thickening.
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संबंधित प्रश्न
Which tissue makes up the husk of coconut?
How are simple tissues different from complex tissues in plants?
Differentiate between parenchyma, collenchyma and sclerenchyma on the basis of their cell wall.
Why are xylem and phloem called complex tissues?
Give two functions of collenchyma.
Explain different types of elements present in 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:
Name the parts labelled 1, 2, 3 and 4.
Give the structure and function of the following:
Sclerenchyma
Give the structure and function of the following:
Phloem
Name the tissue associated with the following:
Conduction of water in the plant body.
Write 'True or False' for the following statement:
A vascular bundle conducts prepared food only.
The question has four answers. Choose the correct answer:
Phloem parenchyma, sclerenchyma, sieve tubes, and companion cells are found in
The question has four answers. Choose the correct answer:
The parenchymatous tissue is
The question has four answers. Choose the correct answer:
Collenchymatous hypodermis is found in
Write a short note on peculiarity of a sclerenchyma cell wall.
What are sieve tubes? Explain.
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 |
In which of the following pairs of parts of a flowering plant is epidermis absent?
