Question
Write the characteristics with reference to their classification:
Bathsponge:
Bathsponge:
✓
Answer
(i) It belongs to phylum porifera.
(ii) It bears numberous pores on its body called ostia and oscula.
(iii) It has special type of cell-collar cells.
(iv) It has good ability of regeneration.
(v) It is always attached to substratum and hence do not show locomotion.
(vi) Its body is supported by spicules or spongin fibres.
(ii) It bears numberous pores on its body called ostia and oscula.
(iii) It has special type of cell-collar cells.
(iv) It has good ability of regeneration.
(v) It is always attached to substratum and hence do not show locomotion.
(vi) Its body is supported by spicules or spongin fibres.
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