Root

IMPORTANT

Root: Overview

This topic covers concepts such as Fibrous Root System, Root System, Primary Roots, Secondary Roots, Regions of Root, Root Cap, Meristematic Region, Region of Elongation, Root- Hair Region, Maturation Region, and Characteristics of Root.

Important Questions on Root

EASY
IMPORTANT

Velamen present in orchids help in:

MEDIUM
IMPORTANT

 Curcuma amada possesses napiform roots.

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IMPORTANT

Name the plants having nodulose roots.

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IMPORTANT

What is the function of nodulose roots?

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Which region of the root helps in the lengthening of the root?

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Which root emerges from the radicle?

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IMPORTANT

Velamen is found in _____.

EASY
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Root hairs develop from

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IMPORTANT

Distribution of growth in a root by marking it at equal intervals with Indian ink was originally studied by

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IMPORTANT

Rearrange the following zones as seen in the root in vertical section and choose the correct option
A. Root hair zone
B. Zone of meristems
C. Rootcap zone
D. Zone of maturation
E. Zone of elongation

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IMPORTANT

Regions of root from base to root tip are

MEDIUM
IMPORTANT

Find the incorrect match

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A fibrous root system is better adapted than tap root system for

HARD
IMPORTANT

Curcuma amada, Curcuma domestica, Asparagus, Maranta are example of:

MEDIUM
IMPORTANT

Plants which show given characters respectively

A Long petiolated leaves, Rooted hydrophytes with floating leaves

B. Succulent roots, water in the form of mucilage

C. Submerged and not rooted hydrophyte

D. Grows in saline soils, respiratory roots

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IMPORTANT

Arrange the following in order of their occurrence (from top to bottom) in the regions of the root tip

I. Region of maturation

II. Region of elongation

III. Region of meristematic activity

IV. Root cap region

The correct sequence is

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IMPORTANT

Fill up the blanks with suitable words respectively.
__i__ protect the apex of the root, above this __ii__is present with cells of thin walls and __iii__. The cells __iv__ to this region are useful for rapid elongation. These cells gradually differentiate and __v__ .
A. dense cytoplasm
B. root cap
C. meristematic region
D. mature
E. proximal

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IMPORTANT

Adventitious roots absorbing moisture from the atmosphere is seen in

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IMPORTANT

Which of the following statements about the haustorial (parasitic) roots of Cuscuta is correct?

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IMPORTANT

Velamen in Orchids, Vanda/epiphytes is a specialised epidermis that helps in