Which of the following characteristics of their exoskeletons is exhibited by both arthropods and molluscs?
A) they completely replace the hydrostatic skeleton
B) they are secreted by the mantle
C) they help retain moisture in terrestrial habitats
D) they are comprised of the polysaccharide chitin

Question

Quizplus · Accepted Answer

Both arthropods and molluscs benefit from their exoskeletons in terrestrial habitats, as these structures help in retaining moisture, which is crucial for their survival outside aquatic environments.

Which of the Following Characteristics of Their Exoskeletons Is Exhibited