Phylum porifera

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Across
  1. 1. The organisms body which belongs to phylum Porifera has endoskeleton which is made up of ………………………
  2. 5. Excretory material in sponges is
  3. 6. The beating of the flagellum draws food to the outside of the mucus-covered ___ of the collar.
  4. 8. evolution of porifera from protozoan is evidence by the animals like
  5. 10. Sponge are over-harvested in
  6. 13. large inner chamber in many sponges
  7. 14. main large exit of porifera
  8. 15. In Porifera, sperms enter choanocytes and lose __ .
  9. 16. Food captured by Choanocytes is moved via ______
  10. 17. poriferans shows which level of organisation
Down
  1. 2. feeding in sponges takes place through
  2. 3. Which of the following cells help to pump water in and out of the sponge?
  3. 4. In porifera,Gametes are released via
  4. 7. Phylum Porifera organisms are multicellular and bears
  5. 9. which type of canal system of hyaloonemma
  6. 11. bath sponge belongs to which phylum
  7. 12. main matrix of sponge
  8. 14. Choanocytes or amoebocytes are transformed into