Which of the following groups of animals is bilaterally symmetrical and triploblastic?
Aschelminthes
Ctenophores
Sponges
Coelenterates
Animals belonging to Phylum Aschelminthes are bilaterally symmetrical and triploblastic.
Which one of the following groups of animals is bilaterally symmetrical and triploblastic?
The animals (Kingdom Animalia) are mainly grouped under two categories
(a) bilaterally symmetrical and radially symmetrical
(b) coelomate and acoelomate
(c) aquatic and terrestrial
(d) vertebrates and invertebrates