Which of the following organisms does not sho | vedclass

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(D) Segmentation (metamerism) is a characteristic feature where the body is divided into repeating units.$1$. $Earthworm$ $(Annelida)$ shows true meta

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Starfish/Hydra

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(D) Segmentation (metamerism) is a characteristic feature where the body is divided into repeating units.$1$. $Earthworm$ $(Annelida)$ shows true metameric segmentation.$2$. $Cockroach$ $(Arthropoda)$ shows segmentation in the body,which is divided into head,thorax,and abdomen.$3$. $Frog$ $(Chordata)$ shows internal segmentation in the vertebral column and muscles.$4$. $Starfish$ $(Echinodermata)$ and $Hydra$ $(Cnidaria)$ do not show true body segmentation. $Hydra$ is a diploblastic,radially symmetrical organism without segments,and $Starfish$ exhibits pentamerous radial symmetry without metameric segmentation.

Column $-I$	Column $-II$
$(A)$ Porifera	$(i)$ Tornaria larva
$(B)$ Hemichordata	$(ii)$ Free-swimming larva
$(C)$ Cnidaria	$(iii)$ Parenchymula larva
$(D)$ Echinodermata	$(iv)$ Planula larva

Which of the following organisms does not show any body segmentation?

Similar Questions

Identify the correct terms for the following analogy-based questions:
$(i)$ Porifera : Asymmetrical :: Cnidaria : .........
$(ii)$ Annelida : Coelomate :: Platyhelminthes : ......

Column $-I$ represents the phylum and Column $-II$ represents the larval stage. Select the correct option:
Column $-I$ Column $-II$
$(A)$ Porifera $(i)$ Tornaria larva
$(B)$ Hemichordata $(ii)$ Free-swimming larva
$(C)$ Cnidaria $(iii)$ Parenchymula larva
$(D)$ Echinodermata $(iv)$ Planula larva

Identify the location and function of the following structures:
$(i)$ Comb plates
$(ii)$ Flame cells

Which of the following is an incorrect match?

Select the correct matching pair from the following.

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