1.

Internal asexual propagule of some fresh water sponges is or internal bud for overcoming unfavaourable conditions in leucosolenia isA. GemmuleB. PlanulaC. StereoblastulaD. Amphiblastula

Answer» Correct Answer - A
(a) The gemmules are asexual reproductive bodies found in all fresh water and a few marine sponges they are formed as internal buds and protect the species during unfavourable conditions.


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