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What is porifera?
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Solution
- Poriferans are the most primitive multicellular animals.
- They are mostly marine but some are freshwater.
- Its body has a large number of pores called 'Ostia' through which water enters the body.
- Water is expelled out through an aperture called 'Osculum'.
- Their body wall is diploblastic.
- Poriferans are the most primitive multicellular animals.
- They are mostly marine but some are freshwater.
- Its body has a large number of pores called 'Ostia' through which water enters the body.
- Water is expelled out through an aperture called 'Osculum'.
- Their body wall is diploblastic.
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