Most sponges areMultiple choice question.pentaradial.bilateral.radial.asymmetrical.

Larval sponges areMultiple choice question.parasitic.sessile.free-swimming.

The main defense that sponges possess isMultiple choice question.behavioral.mechanical.chemical.

Select all the characteristics that distinguish sponges from other animals.Multiple select question.asymmetrical body in some individualsdirect developmentexoskeletonno true tissues

What term refers to the opening at the top of a sponge, through which water exits?Multiple choice question.AnusOstiumChoanocyteOsculum

Genuine bath sponges are the skeletons of marine sponges, and are composed of which of the following?Multiple choice question.SpiculesSponginSilicaCalcium carbonate