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Chordata/Vertebrata

In which grou...

Question

In which group of animals, notochord is restricted to the anterior part of body?

A

Hemichordata

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B

Urochordata

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C

Cephalochordata

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D

Chordata

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Solution

The correct option is A Hemichordata
Hemichordata consists of worm-like marine invertebrates closely related to chordates and echinoderms.
The anterior part is the proboscis which is a muscular and ciliated organ used in locomotion and in the collection and transport of food particles.
Therefore, the correct answer is option A.

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