Consider the following three statements (A-C) | vedclass

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(B) Statement $(A)$ is correct: Earthworms (Annelida) exhibit true metameric segmentation where the body is externally and internally divided into seg

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Statements $A, B$

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(B) Statement $(A)$ is correct: Earthworms (Annelida) exhibit true metameric segmentation where the body is externally and internally divided into segments called metameres.Statement $(B)$ is correct: Platyhelminthes (flatworms) are the first phylum to exhibit an organ level of body organization.Statement $(C)$ is incorrect: Aschelminthes (roundworms) are triploblastic,meaning they have three germ layers (ectoderm,mesoderm,and endoderm). Mesogloea is a characteristic of Cnidarians (diploblastic animals),not Aschelminthes.Therefore,only statements $(A)$ and $(B)$ are correct.

Consider the following three statements $(A-C)$ and select the option which includes all the correct ones only:
$(A)$ The earthworm shows metameric segmentation.
$(B)$ Platyhelminthes shows organ level of body organisation.
$(C)$ In Aschelminthes,mesogloea is present between ectoderm and endoderm.

Similar Questions

The circulatory system shown in the given figure is found in which of the following animals?

$A$: Piscean scales are similar to reptilian scales in origin.
$R$: Age of the animal can be deduced by lines of growth on both the scales.

Select the incorrect option regarding organisms exhibiting metamerism:

Which of the following is an incorrect pair?

All worms are ........

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Consider the following three statements $(A-C)$ and select the option which includes all the correct ones only:$(A)$ The earthworm shows metameric segmentation.$(B)$ Platyhelminthes shows organ level of body organisation.$(C)$ In Aschelminthes,mesogloea is present between ectoderm and endoderm.