Question

Y spongilla us place in porifera

Answer 1

bcz they have pores all over the body ,they are non mobile

Answer 2

the kingdome porifera has characteristics like they are non motile, they have pores all over their body, they have a hard outside skeleton, they are marine animals. the animal spongilla has sames characteristics like the kingdom.therefore it is placed in the kingdom porifera.

hope it helped you.