Question

give the charecter of phylum ponifera. any 5​

Answer 1

1)The cells of Poriferans are loosely organized.

2)They are mostly found in marine water. Only a few are found in freshwater.

3)They are either radially symmetrical or asymmetrical.

4)Their body is usually cylindrical.

5)The scleroblast secretes spicules while spongin fibres are secreted by spongioblasts.