5. Which of the structures is involved in respiration and feeding?
6. What is structure B?
G. a siphon
H. the mantle
J. an adductor muscle
DIRECTIONS: Complete the following analogy.
7. Nephridium : excretion :: clitellum :
INTERPRETING GRAPHICS: The diagram below shows the mouth structure of a class of organisms. Use the diagram to answer the question that follows.
8. In which class of organisms is the mouth structure shown above most likely to be found?
H. gastropods J. polychaetes
Was this article helpful?
Discover How To Sleep In Peace And Harmony In A World Full Of Uncertainty And Dramatically Improve Your Quality Of Life Today! Finally You Can Fully Equip Yourself With These “Must Have” Tools For Achieving Peace And Calmness And Live A Life Of Comfort That You Deserve!