The point by which Annelida advanced over Nem | vedclass

Name: Exam Paper Generator | JEE NEET Paper Generator | Vedclass
Brand: Vedclass
Rating: 5 (35 reviews)

Question

(D) $Annelida$ represents a significant evolutionary advancement over $Nematoda$ due to several key features:$1$. $Annelids$ possess a true coelom (eu

Vedclass · Accepted Answer

All of the above

Vedclass · Answer

(D) $Annelida$ represents a significant evolutionary advancement over $Nematoda$ due to several key features:$1$. $Annelids$ possess a true coelom (eucoelom),which is a body cavity lined by mesoderm,whereas $Nematodes$ have a pseudocoelom.$2$. $Annelids$ exhibit metameric segmentation,meaning their body is divided into repeating segments both externally and internally.$3$. $Annelids$ possess a closed circulatory system,which is more efficient than the fluid-filled body cavity transport seen in $Nematodes$.Therefore,all the listed features represent advancements.

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

Column-$I$	Column-$II$
$(A)$ Fish	$(i)$ Two atria and one ventricle
$(B)$ Frog	$(ii)$ One atrium and one ventricle
$(C)$ Snake	$(iii)$ Two atria and two ventricles
$(D)$ Ostrich	$(iv)$ Two atria and incompletely divided ventricle

The point by which $Annelida$ advanced over $Nematoda$ is

Similar Questions

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

How do all $Platyhelminthes$ differ from $Aschelminthes$?

Metamerism is a characteristic feature of which of the following?

Identify the incorrect matching.

Vedclass Test Series

Exam Paper Generator

Online Exam Module