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प्रश्न
In which of the following pairs of parts of a flowering plant is epidermis absent?
पर्याय
Root tip and shoot tip
Shoot bud and floral bud
Ovule and seed
Petiole and pedicel
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उत्तर
Root tip and shoot tip
Explanation:
The root tip and shoot tip have meristematic cells and hence epidermis is absent. The epidermis has differentiated cells which is not the case in the case of meristem.
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संबंधित प्रश्न
How are simple tissues different from complex tissues in plants?
What is the role of epidermis in plants?
Explain different types of elements present in phloem.
What is the difference between parenchyma and collenchyma?
What are the functions of xylem?
What are different types of tissues in plants? Describe simple tissues.
What do you know about complex tissue? Classify and explain its different types in plants with suitable diagrams.
Differentiate between cells of Sclerenchyma and Parenchyma
Study the diagram given below and then answer the question that follows:
Name the parts labelled 1, 2, 3 and 4.
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:
Collenchyma
Give the structure and function of the following:
Phloem
Write 'True or False' for the following statement:
Sclerenchyma cells have intercellular spaces.
The question has four answers. Choose the correct answer:
Hard lignified thick walled, long and pointed cells in a plant are
The question has four answers. Choose the correct answer:
A component of xylem is
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 |
Which of the following is a permanent tissue?
