The Sipunculans live in burrows and feed on sediment deposits using
A) a non-retractile spoon-shaped proboscis.
B) a chitinous cuticle.
C) a segmented opisthosoma.
D) a retractile introvert with ciliated tentacles.
E) None of the choices are correct.

Question

Quizplus · Accepted Answer

Sipunculans are known for possessing a retractile introvert that they use to capture food. The introvert has ciliated tentacles that aid in the capture of small particles from the sediment.

The Sipunculans Live in Burrows and Feed on Sediment Deposits