Multiple choice

Proboscis gland is an excretory organ of_________.

  1. branchiostoma

  2. pheretima

  3. balanoglossus

  4. cucumaria

  5. fasciola

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Balanoglossus belongs to phylum Hemichordata, which has an excretory organ known as proboscis gland.