1. On your answer sheet write down the following phyla and the two letter symbol that should be used for the test
PO = Porifera PL= platyhelminthes
CH = Chordata CN = cnidaria
AN = Annelida AR = arthropoda
NE = nematoda MO = mollusca
EC = echinodermata

2. #1 Phylum #2 What is the covering of this organism called?

3. #3 phylum

4. #4 phylum #5 What form is this and is it sexual or asexual?

5. #6 phylum

6. #7 phylum and name of organism

7. #8 phylum #9 What part of this organism makes the shell?

8. #10 phylum and name of organism

9. #11 and 12 phylum for both types of organisms

10. 13. Name the phylum?

11. #14 phylum #15 what are the food catching cells of this organism?

12. #16 phylum and the name of the organism.

13. #17 name the part and #18 phylum

14. #19 name the part (not the cell) and #20 phylum

15. #21 phylum? #22 function?

16. 23.In this developing starfish embryo, what stage is represented considering it is a deuterostome? 24. What stage comes before this? What will structure A become, mouth or anus? A

17. Which part is the “womb” 27. Where does oogenesis occur. 28
Which part is the “womb” 27. Where does oogenesis occur? 28. What has to dilate for birth to occur? E A B C D

18. 29. What type of symmetry is seen here. 30
29. What type of symmetry is seen here? Is this organism a acoelomate, pseudocoelomate, or eucoelomate? 31. Is this a brittle star of a sea star? A

19. #32. Is this a squid or octopus. #33
#32. Is this a squid or octopus? #33. Where would you find this organism in the ocean?

20. #34. Does this organism have book lungs or spiracles. #35
#34. Does this organism have book lungs or spiracles? #35. How many germ layers does this organism have?

21. 36 Name the organism

22. 37. Name the phylum?

23. 38. Name the phylum and organism.