Question

what is a profera phylum​

Answer 1

Explanation:

Phylum Porifera

1. These animals are with simplest body plan and are called as sponges . They bear numerous pores on their body . Those pores are called Ostia and social
2. The are aquatic animals. Most of them are marine and few are fresh water dwellers .
3. Most of the animals have asymmetrical body .
4. These animals have special type of cells called collar cells .
5. These animals are always attached to substratum , hence do not show locomotion . Hence , they are referred as sedentary animals .
6. Their spongy body is supported by spicules or sponging fibres. Spicules or spongin fibres are made up of calcium carbonate or silica .
7. These animals feed upon small organisms taken in their body along with water . Water is taken in through Ostia and given out through oscula
8. These animals reproduce by budding , an asexual method and by sexual method . Besides, they have good ability of regeneration .

Ex. Sycon

euspongia(bath sponge)

Hyalonema

Euplectella

Spongila

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