Epiphytes like Vanda develop a special layer | vedclass

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(D) $Velamen$ is a specialized,spongy,multi-layered epidermis found in the aerial or hanging roots of epiphytic plants like $Vanda$.These roots hang f

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Hanging roots

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(D) $Velamen$ is a specialized,spongy,multi-layered epidermis found in the aerial or hanging roots of epiphytic plants like $Vanda$.These roots hang freely in the air and are not attached to the soil.The $velamen$ tissue is hygroscopic in nature,which allows the plant to absorb moisture directly from the humid atmosphere and rain,compensating for the lack of soil contact.

Column-$I$	Column-$II$
$P$. Stilt root	$I$. Sweet potato
$Q$. Prop root	$II$. Banyan tree
$R$. Food storage root	$III$. Rhizophora
$S$. Respiratory root	$IV$. Maize/Sugarcane

Epiphytes like $Vanda$ develop a special layer of absorptive tissue called $velamen$,consisting of $4$ or $5$ layers of long polygonal cells. $Velamen$ is formed by:

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Match the following columns:

Column-$I$ Column-$II$

$P$. Stilt root $I$. Sweet potato

$Q$. Prop root $II$. Banyan tree

$R$. Food storage root $III$. Rhizophora

$S$. Respiratory root $IV$. Maize/Sugarcane

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