Some examples from this set of practice questions
1.
Dans quelle partie de l'éponge se trouvent les choanocytes ?
Answer: Dans l'endoderme
2.
Par quelle type de cellule est transporté le spermatozoïde ?
Answer: Une cellule charriante (dérivée d'un choanocyte)
3.
Quels sont les types de reproduction asexuée des spongiaires ?
Answer: Bourgeonnement et gemmules
4.
Quelle forme de spongiaire comporte des corbeilles vibratiles ?
Answer: Le type Leucon. Ce sont des tubes vibratiles chez les Sycon.
5.
Que sécrète les scléroblastes ?
Answer: Les spicules, par fixations de sels minéraux
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