Identify a member of porifera
(a) Spongilla
(b) Euglena
(c) Penicillium
(d) Hydra
Answer: (a)
Solution- Spongilla is a freshwater sponge and belongs to the family Spongillidae. They are found in lakes and streams. They belong to the phylum Porifera and consists of multicellular, unspecialized cells that can transform into other types.
Euglena is a unicellular organism and belongs to kingdom Protista. Penicillium is a fungus and bears spores.
Hydra is a Coelenterata and a small, simple, radially symmetrical fresh-water animal.
Thus, the correct answer is a)- Spongilla