Sponges, Cnidarians, and Arthropods Trivia Marine Biology
Feb 22, 2016
Sponges, Cnidarians, and Arthropods Trivia
Marine Biology
NEW! EACH GROUP GETS A CLICKER WITH A NUMBER!
• No groups larger than 3 individuals!!
• I will still record scores on the board so you can chart progress in the game.
• In order to check that you know how to use the clickers, answer the following question.
PRACTICE QUESTION: NOT COUNTED!
• This is Nemo. He lives in a sea anemone, which is a type of…
• A. sponge• B. cnidarian• C. arthropod
• 1. What kind of symmetry do Cnidarians have?
• A. bilateral• B. radial• C. none aka asymmetry
• 2. Cephalized animals have a distinct “head” containing many sense structures.
• A. true• B. false
• 3. Lobsters, crabs, and crayfish belong in ORDER ________________.
• A. arthropoda • B. mandibulata• C. crustacea• D. decapoda
• 4. Which animal belongs in Class Meristomata?
• A. crayfish• B. horseshoe crab• C. spider crab
• 5. Which appendages on a crayfish are used for moving?
• A. maxillipeds• B. swimmerets• C. antennules• D. mandibles
• 6. What kind of symmetry does a crayfish have?
• A. bilateral• B. radial• C. none aka asymmetry
• 7. Small crustaceans, such as krill, are considered to be…
• A. herbivores• B. carnivores• C. scavengers• D. filter feeders
• 8. What is the gender of the Blue Crab in the picture below?
• A. male• B. female
• 9. What type of animal below is most closely related to a spider?
• A. lobster• B. blue crab• C. horseshoe crab• D. hermit crab
• 10. What type of circulatory system do arthropods have?
• A. open• B. closed• C. none, they use diffusion
• 11. What type of reproduction do arthropods use?
• A. sexual• B. asexual• C. both sexual and asexual
• 12. Shrimp and lobsters usually are considered
• A. filter feeders• B. carnivores• C. herbivores• D. scavengers
• 13. Sponges are considered to be
• A. filter feeders• B. carnivores• C. herbivores• D. scavengers
• 14. What type of reproduction do sponges use?
• A. sexual• B. asexual• C. both sexual and asexual
• 15. This picture shows a cnidarian in the ___________ shape.
• A. polyp• B. medusa
• 16. What type of symmetry to sponges have?
• A. bilateral• B. radial• C. none aka asymmetry
• 17. The first animals on earth to “invent” the ability to move are
• A. sponges• B. cnidarians• C. arthropods
• 18. How does respiration happen in a cnidarian?
• A. diffusion• B. gills• C. book gills• D. lungs
• 19. How does respiration work for a horseshoe crab?
• A. diffusion• B. gills• C. book gills• D. lungs
• 20. What type of fertilization do cnidarians use?
• A. internal• B. external
• 21. What type of reproduction do cnidarians use?
• A. sexual• B. asexual• C. both sexual and asexual
• 22. What type of fertilization do sponges use?
• A. internal• B. external
• 23. This animal is molting. It’s exoskeleton is made of …
• A. cellulose• B. chitin• C. bone
• 24. Which appendages on arthropods are used for pushing food into the animal’s mouth?
• A. walking legs• B. swimmerets• C. maxillipeds• D. chelipeds
• 25. Cnidocytes are specialized cells in sea anemones (and all other cnidarians) that are used for…
• A. catching food• B. protecting themselves from enemies• C. moving in the water• D. both A and B• E. A, B, and C
• 26. These animals belong in Phylum_____
• A. Porifera • B. Cnidaria• C. Arthropoda
• 27. This animal belongs in Phylum _________.
• A. Porifera • B. Cnidaria• C. Arthropoda
• 28. This animal belongs in Phylum __________.
• A. Porifera• B. Cnidaria• C. Arthopoda