Respond to statements 146150 in reference to the five animal phyla listed below.

Respond to statements 146150 in reference to the five animal
  phyla listed below.
  a. Porifera
  b. Cnidaria
  c. Platyhelminthes
  d. Nematoda
  e. Annelida
  D 146. Members of this phylum have a pseudocoelomic
  cavity.
  D 147. Members of this group have a brain with nerve cords,
  have a saclike or branched gut, and lack a circulatory
  system.
  M 148. Members of this phylum have a brain with a ventral
  nerve cord, a complete gut, and a circulatory system
  that is usually closed.
  E 149. This phylum contains the most primitive species of
  the animal kingdom in the list.
  M 150. Tapeworms are members of this phylum.

Question 2

Matching. Choose the most appropriate answer for
  each.
  1. ___ millipede
  2. ___ annelids
  3. ___ arthropods
  4. ___ placozoan
  5. ___ cnidarians
  6. ___ echinoderms
  7. ___ flatworms
  8. ___ rotifers
  9. ___ mollusks
  10. ___ roundworms
  11. ___ sponges
  A. two pairs of legs per segment
  B. tiny, flattened, crawling forms
  C. planarians, flukes, tapeworms
  D. nematodes
  E. snails, squids, clams
  F. wheel animals
  G. flagellated collar cells present
  H. jellyfish and corals
  I. crustaceans, ticks, and insects
  J. polychaetes, earthworms, leeches
  K. sea urchins, sea stars