Question

Difference between : i) Porifera and Coelentorata ii) Ctenophora and Coelentorata iii) Platyhelminthes and Aschelminthes iv) Aschelminthes and Annelida​

Answer 1

Answer:

i)The animals in the phylum: Porifera are usually called sponges. ... The key difference between Porifera and Coelenterata is that Porifera consist of numerous pores throughout the body, working as water intake and outlet openings whereas Coelenterata consist of a single opening on the body working as mouth/anus

ii)