Porifera & Cnidaria Jeopardy Porifera Labeling Porifera GeneralCnidaria General Cnidaria Labeling Misc Final Jeopardy

What type of sponge is drawn on the left side of the picture 2

Asconoid 3

4 What type of cell is denoted by the label XXX?

5 Choanocyte

6 What type of cell is denoted by the label XXX?

7 Sclerocyte

8 What type of cell is denoted by the label XXX?

9 Archaeocyte

10 What is the proper name for the large middle chamber of sponges?

11 Spongocoel Or Atrium

12 Sponges are all aquatic and mostly marine. What does this statement mean?

13 They all live underwater but most live in salt water

14 Define sessile

15 Attached to the substrate or immobile

16 Of what three substances are spicules comprised?

17 Silicon, calcium carbonate, & collagen

Which class of sponge is includes the soft bath sponges? 18

19 Demospongiae

What class of sponge includes the glass sponges? 20

21 Hexactinellida

22 What two body plans do all Cnidarians go through during their life cycle?

23 Polyp & Medusa

24 What are the 2 living layers and 1 non-living layer that make up Cnidarian bodies?

25 Epidermis, Gastrodermis, & Mesoglea

26 Which Cnidarian class includes the true jellyfish?

27 Scyphozoa

28 Which Cnidarian class includes anemones and coral?

29 Anthozoa

30 Describe the relationship between zooxanthellae and coral

31 It is a mutualistic relationship. The zooxanthellae provide the coral with food while the coral provides the zooxanthellae with a home.

32 What structure is denoted by the number 7?

33 Mesoglea

34 What structure is denoted by the number 10?

35 Gastrovascular cavity

36 What structure is denoted by the number 1?

37 Cnidocyte

38 What structure is denoted by the number 5?

39 Nematocysts

40 Someone come to the board and draw the generalized lifecycle of a Cnidarian

41

42 What is the difference between a Cnidocyte, Cnidocil, and a Cnidarian?

37 Cnidocyte – Stinging cell Cnidocil – “tripwire” to make the cnidocyte fire Cnidarian – jellyfish, coral, anemone, etc…

44 Obelia contains two types of polyps. Explain.

45 The feeder polyps capture and digest prey whereas the reproductive polyps bud out medusa

46What type of coral is shown below?

47 Pipe Organ Coral

48 Which class of sponge has spicules that dissolve away when vinegar is dropped on a slide?

49 Calcarea

50 Describe the relationship between choanocytes and archaeocytes

51 Choanocytes capture food from the water and transfer that food to the archaeocytes. Archaeocytes then digest that food and pass the energy to the other cells in the sponge.

52 What are the two hypotheses of multicellularity

53 Pasteurization