Superphylum Ecdysozoa: Arthropods

Review Questions

Crustaceans are _____.

  1. ecdysozoans
  2. nematodes
  3. arachnids
  4. parazoans

Hint:

A

Flies are_______.

  1. chelicerates
  2. hexapods
  3. arachnids
  4. crustaceans

Hint:

B

Which of the following is not a key advantage provided by the exoskeleton of terrestrial arthropods?

  1. Prevents dessication
  2. Protects internal tissue
  3. Provides mechanical support
  4. Grows with the arthropod throughout its life

Hint:

D