Question

Animal of phylum Porifera are
characterised by​

Answer 1

Answer:

Explanation:

As their name suggests, Poriferans are characterized by the presence of minute pores called ostia on their body. Since water is vital to sponges for excretion, feeding, and gas exchange, their body structure facilitates the movement of water through the sponge.

Answer 2

Answer:

As their names suggests, Poriferans are characterized by the presence of minute pores called osita on their body. Sonce water is vital to sponges for excretion, feeding, and gas exchange, their body structure facilities the movement of water through the sponge.