6901855
Description
Mind Map by bakya arun, updated more than 1 year ago
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Created by bakya arun
about 8 years ago
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Phylum porifera
- Porous
body
- Body wall is made up of
calcium
- spongocoel
Annotations:
- Hollow space present in animals body
- Sessile
Annotations:
- Immotile
- Osculum
Annotations:
- Osculum is used for exit water
- Ostia
Annotations:
- Ostia is nothing but pores present in animals body.Useful to allow water in to the animals body.
- Bath
spong
Annotations:
- economic importance of sponges. It is used as bath sponge.
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