The vascular bundles in a dicot stem are
(A) collateral and open
(B) radial
(C) bicollateral and open
(D) collateral and closed
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Explain how formation of cambial ring occurs in dicot stem.
1. The cambium present between the primary xylem and primary phloem of a vascular bundle is called intrafascicular cambium. 2. With the onset of favourable season, meristematic cells of intrafascicular cambium...
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Distinguish between anatomy of dicot stem and monocot stem.
Anatomy of Dicot stem Anatomy of Monocot stem 1. Epidermis shows presence of multicellular trichomes. Epidermis is without trichomes. 2. Hypodermis is made up of collenchymatous cells. Hypodermis is made up of sclerenchymatous cells. 3. Medullary rays are...
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Which plant part would show the following: 1. Radial vascular bundles.
1. Root 2. Monocot root and Dicot stem, 3. Dicot leaf 4. Monocot leaf
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Describe two types of conjoint vascular bundles.
Conjoint vascular bundles: When the complex tissue (xylem and phloem) is collectively present as neighbours of each other on the same radius, vascular bundle is called Conjoint vascular bundle. They are...
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Which type of conjoint – vascular bundles are found in members of Cucurbitaceae family?
Bicollateral vascular bundle: When phloem is present in a vascular bundle on both the sides of xylem and intervening cambium tissue, it is called bicollateral vascular bundle. It is a feature...
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Explain in detail anatomical structure of a dicot stem.
A transverse section of sunflower (dicot) stem shows the following structures: 1. Epidermis: It is a single, outermost layer with multicellular outgrowth called trichomes. A layer of cuticle is usually present towards...
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Which type of vascular bundles are observed in isobilateral leaf?
Vascular bundle: These are conjoint, collateral and closed.
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Vascular bundles of dicot root are
(A) radial exarch
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Stele of a dicot stem consists of all the given below, EXCEPT
The correct answer is (B) Cortex
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In the dicot root, the vascular cambium originates from:
(B) tissue located below the phloem bundles and a portion of pericycle tissue above protoxylem
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