animalia

12345678910111213
Across
  1. 3. (15 letters) - PLATYHELMINTHES
  2. 6. roundworms (7 letters) - NEMATODA
  3. 8. pores in the body wall of sponges (5 letters) - OSTIA
  4. 9. cells in sponges (11 letters) - CHOANOCYTE
  5. 10. animals with water vascular system (13 letters) - ECHINODERMATA
  6. 12. phylum in Animalia (10 letters) - ARTHROPODA
  7. 13. known for their regeneration capacity (8 letters) - PLANARIA
Down
  1. 1. and spongy layer of skin in molluscs (6 letters) - MANTLE
  2. 2. multicellular animals with cellular level of organisation (7 letters) - SPONGES
  3. 4. capsules in cnidarians (11 letters) - CNIDOBLASTS
  4. 5. walnuts or comb jellies (10 letters) - CTENOPHORA
  5. 7. symmetry, diploblastic, tissue level of organisation (8 letters) - CNIDARIA
  6. 9. cavity in sponges (11 letters) - SPONGOCOEL
  7. 11. sponges (13 letters) - HERMAPHRODITES