1. Tardigrade
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  3. Biology
  4. From the following select the characteristic feature that is not correct for Balanoglossus?

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Q. From the following select the characteristic feature that is not correct for Balanoglossus?

NTA AbhyasNTA Abhyas 2022

Solution:

Balanoglossus belongs to the phylum Hemichordata which connects non-chordates to chordates. This wormlike marine animal has organ system level of organisation. The circulation in it is not closed, rather open type. The coelomic evagination within the proboscis is considered as excretory organ. This animals displays external mode of fertilization. It also shows a collar and a trunk as a body part.