Question

porifera characters and larvae of sponges​

Answer 1

Answer:

1.these animals are with simplest body plan and are called sponge they bears numerous pores on their body. those pores are called as ostia and oscula

2.these are aquatic animals

most animals have asymetrical body

ex sycon, euspongia, hyalonema, euplectella

Explanation:

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Answer 2

Explanation:

Phylum Porifera (“pori” = pores, “fera” = bearers) are popularly known as sponges. Sponge larvae are able to swim; however, adults are non-motile and spend their life attached to a substratum through a holdfast. ... There is, however, one family of fresh water sponges (Family Spongillidae).