Bilaterally symmetrical and acoelomate animals are exemplified by:

1. Platyhelminthes 2. Aschelminthes
3. Annelida 4. Ctenophora
Subtopic:  Phylum Platyhelminthes |
 77%
From NCERT
NEET - 2020
Please attempt this question first.
Hints
Please attempt this question first.