Mantle cavities, tracheal tubes, and book lungs are all types of respiratory structures in
(1 point)
a. aquatic vertebrates.
b. terrestrial vertebrates.
c. aquatic invertebrates.
d. terrestrial invertebrates.

D. Terrestrial invertebrates

Explanation:

Invertebrates are animals without a vertebral column.Terrestrial organism are those which are adapted to land habitat.Mantle cavities, tracheal tubes and book lungs are respiratory organs of invertebrates.Mantle cavities are respiratory organs of molluscs.Mollusks are soft bodied animals like Snails, Slugs etc.Tracheal tubes are are respiratory organ of most insects like cockroaches ,ant etc.The tracheal tubes open on the surface of the body through small pores called spiracles.Book lungs are respiratory organs of arachnids .Spiders and scorpions are very common examples of arachnids.The book lungs has been named sio because of their book like appearance.They have pages like respiratory plates that contain the hemolymph.