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What are secondary roots ?

Important Questions on Morphology in Flowering Plants

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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Sweet potato is a modified
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Match the following plants with their modified roots ?
  Column - I   Column - II
(a) Vanda (i) Pneumatophores
(b) Rhizophora (ii) Chlorophyllous
(c) Viscum (iii) Nodular roots
(d) Taeniopliyllum (iv) Haustorial roots
    (v) Velamen roots
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root

Identify A, B and C in the given diagram of the regions of root tip?

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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Plants which produce characteristic pneumatophores and show vivipary belong to:
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Pneumatophores are found in the following roots of Rhizophora plant.
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Pneumatophores occur in:
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Identify the formation of the prop roots, stilt roots and pneumatophores, respectively:
A) Vertically growing upwards
B) Roots coming out of the lower nodes of the stem
C) Roots developing into vascular tissue of the host
D) Hanging roots from the branches
E) Roots that help in absorption of moisture
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
General function of the root system is absorption and conduction of water and minerals besides anchoring. But in this case the roots are fibrous and become swollen due to storage of food. Indicate the plant:
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
The roots that originate from the base of the stem are
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Root hairs develop from the region of
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Root hairs are present in the
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
What is meant by modification of root? What type of modification of root is found in the Banyan tree?
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Plants which produce characteristic pneumatophores and show vivipary belong to
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Which one of the following is a saprophyte
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Which portion of root absorbs both water and minerals
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
The plant, which bears clinging roots, is:
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Stilt roots are found in
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
In many epiphyte (Orchid) plants which tissue is present in cortex of root and helps in water uptake
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
The factors which initiate the development of respiratory roots in the mangrove plants are:
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Biology>Structural Organisation in Organisms>Morphology in Flowering Plants>Root
Tap roots are commonly found in