Sponges structure corresponding to mouth of other animals is

The given structure corresponds to :

Which one of the sponges corresponds to the mouth of other animals ?

What is the special structure present in the mouth of the organism?

In human female the structure corresponding to penis is.

Name the ring of hygroscopic tooth-like structures encircling the mouth of the capsule of mosses.

[A] : Sponges are primitive multicellular animals that probably evolved a multicellular structure independently of other animals . [R] : Sponges are stationary animals and remain fixed to substratum while water passes over them .

[A] : Sponges are primitive multicellular animals that probably evolved a multicellular structure independently of other animals . [R] : Sponges are stationary animals and remain fixed to substratum while water passes over them .

[A] : Sponges are primitive multicellular animals that probably evolved a multicellular structure independently of other animals . [R] : Sponges are stationary animals and remain fixed to substratum while water passes over them .

[A] : Sponges are primitive multicellular animals that probably evolved a multicellular structure independently of other animals . [R] : Sponges are stationary animals and remain fixed to substratum while water passes over them .