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Explain the arrangement of tissues in vascular bundle of monocot root.

Important Questions on Anatomy of Flowering Plants

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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Which one of the following options correctly represents the tissue arrangement in roots?
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Anatomically fairly old dicotyledonous root is distinguished from the dicotyledonous stem by which of the following?
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Polyarch vascular bundles generally occur in
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root

Two cross-sections of stem and root appear simple when viewed by the naked eye. But under a microscope, they can be differentiated by:

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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root

In which of the following would you find radial arrangement of vascular bundles?
(a) Sunflower root
(b) Sunflower stem
(c) Wheat stem
(d) Maize root

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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Root cap has no function in water absorption, because
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Transverse section of a part of a typical monocotyledonous root has been shown in the given figure. Identify the different parts (from A to I) and select the correct option.
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Four radial vascular bundles are found in ______
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Select the right option regarding monocotyledonous root.
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
The dicotyledonous plants have _______ vascular bundles.
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
In dicot root:
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
What is correct for monocotyledons?
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Cell walls of root hairs for absorbing water must be
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
A typical monocotyledonous root is characterised by
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Which of the following is not a characteristic of the anatomy of dicotyledonous roots?
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root

A transverse section of a typical monocot root shows

(a) Barrel-shaped endodermal cells with casparian strips.

(b) Diarch to hexarch vascular bundles.

(c) Protoxylem towards center

 and metaxylem towards periphery.

(d) Large well-developed parenchymatous pith in center.

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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Draw illustrations to bring out the anatomical difference between Monocot root and Dicot root.
 
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Passage cells are thin-walled cells found in _____
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
The cells of the quiescent centre are characterised by
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Biology>Structural Organisation in Animals and Plants>Anatomy of Flowering Plants>Anatomy of Root
Transport proteins, of 'a layer' of root, are control points where a plant adjusts the quantity and types of solutes that reach the xylem. In this statement term 'a layer' denotes which of the following?