Assertion : Volvox,Ulothrix,Spirogyra and Cha | vedclass

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Question

(A) The Assertion is True: $Volvox$,$Ulothrix$,$Spirogyra$,and $Chara$ are all green algae belonging to the class $Chlorophyceae$.The Reason is True:

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Both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.

Vedclass · Answer

(A) The Assertion is True: $Volvox$,$Ulothrix$,$Spirogyra$,and $Chara$ are all green algae belonging to the class $Chlorophyceae$.The Reason is True: Members of $Chlorophyceae$ typically possess a rigid cell wall consisting of an inner layer of cellulose and an outer layer of pectose.Conclusion: Since the cell wall composition is a defining characteristic of the class $Chlorophyceae$ to which these organisms belong,the Reason correctly explains the Assertion.

Column-$I$	Column-$II$
$P$. Unicellular	$I$. Volvox
$Q$. Colonial	$II$. Chlamydomonas
$R$. Filamentous	$III$. Ulothrix and Spirogyra
$S$. Massive plant body	$IV$. Kelp

Assertion : Volvox,Ulothrix,Spirogyra and Chara are members of Chlorophyceae.
Reason : Usually they have a rigid cell wall made of an inner layer of cellulose and an outer layer of pectose.

Similar Questions

Match the following columns:
Column-$I$ Column-$II$
$P$. Unicellular $I$. Volvox
$Q$. Colonial $II$. Chlamydomonas
$R$. Filamentous $III$. Ulothrix and Spirogyra
$S$. Massive plant body $IV$. Kelp

The cell wall of algae is made up of $.......$.

Ulothrix occurs in

The product of conjugation of $Spirogyra$ is called

In $Ulothrix$,the zygote is

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Assertion : Volvox,Ulothrix,Spirogyra and Chara are members of Chlorophyceae.Reason : Usually they have a rigid cell wall made of an inner layer of cellulose and an outer layer of pectose.