On your answer sheet write down the following

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

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

#3 phylum

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

#6 phylum

#7 phylum and name of organism

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

#10 phylum and name of organism

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

13. Name the phylum?

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

#16 phylum and the name of the organism.

• #17 name the part and #18 phylum

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

#21 phylum? #22 function?

23. In this developing starfish embryo, what stage is represented considering it is a deuterostome? 24. What stage comes before this? 25. What will structure A become, mouth or anus? A

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

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

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

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

36 Name the organism

37. Name the phylum?

38. Name the phylum and organism.