1.

Sycon belongs to a group of animals which are best described asA. multicellular with a gastrovascular systemB. multicellular having tissue organisation, but no body cavityC. unicellular or acellularD. multicellular without any tissue organisation

Answer» Correct Answer - D
Sycon belongs to phylum-Porifera. The porifers are most primitive group of multicellular animals.
They have no tissue grade of organisation and represent cell aggregated body plan, hence, included in the sub-kingdom-Parazoa.


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