In Pteridophyta and gymnosperms,which cells a | vedclass

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(B) In Pteridophyta and gymnosperms,companion cells are absent. Instead,specialized parenchyma cells known as $Albuminous$ $cells$ (or $Strasburger$ $

Vedclass · Accepted Answer

Albuminous cells

Vedclass · Answer

(B) In Pteridophyta and gymnosperms,companion cells are absent. Instead,specialized parenchyma cells known as $Albuminous$ $cells$ (or $Strasburger$ $cells$) are present.These cells are physiologically associated with sieve cells and perform functions similar to companion cells,such as the transport of nutrients and metabolic support.Therefore,the correct option is $B$.

Column-$I$	Column-$II$
$(1)$ Psilopsida	$A$. Selaginella
$(2)$ Lycopsida	$B$. Adiantum
$(3)$ Sphenopsida	$C$. Equisetum
$(4)$ Pteropsida	$D$. Psilotum

In Pteridophyta and gymnosperms,which cells are present in place of companion cells?

Similar Questions

Match the following:

Column-$I$ Column-$II$

$(1)$ Psilopsida $A$. Selaginella

$(2)$ Lycopsida $B$. Adiantum

$(3)$ Sphenopsida $C$. Equisetum

$(4)$ Pteropsida $D$. Psilotum

The prothallus stage is found in:

In $Selaginella$,when the sporophyte develops directly from the female gametophyte other than the oosphere,the condition is called:

Identify $X$ from the figure.

In $Dryopteris$,the sori are borne:

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