In which animal is an undifferentiated layer | vedclass

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(D) The animals that possess two germ layers (diploblastic) have an undifferentiated layer called mesoglea present between the ectoderm and the endode

Vedclass · Accepted Answer

Sea anemone

Vedclass · Answer

(D) The animals that possess two germ layers (diploblastic) have an undifferentiated layer called mesoglea present between the ectoderm and the endoderm. Among the given options,the sea anemone belongs to the phylum $Cnidaria$ (or $Coelenterata$),which is characterized by diploblastic organization and the presence of mesoglea. Sea cucumber $(Echinodermata)$,sea horse $(Chordata)$,and sea lily $(Echinodermata)$ are triploblastic animals.

$a$. Pennatula	$1$. Brain coral
$b$. Meandrina	$2$. Sea-fan
$c$. Gorgonia	$3$. Sea-pen
$d$. Adamsia	$4$. Sea-anemone

In which animal is an undifferentiated layer called mesoglea present between the two germ layers?

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$Hydra$ is:

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Match the following columns:
$a$. Pennatula $1$. Brain coral
$b$. Meandrina $2$. Sea-fan
$c$. Gorgonia $3$. Sea-pen
$d$. Adamsia $4$. Sea-anemone

Select the correct sequence for $a, b, c, d$.

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