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Name: ________________________ Class: ___________________ Date: __________ Test - Worms!!! True/False Indicate whether the statement is true or false. ____ 1. _________ The Chinese liver fluke infects 30 million people worldwide. ____ 2. You can contract the Chinese liver fluke by consuming raw or undercooked fish. ____ 3. The strobila are the reproductive sacs of the tapeworm. ____ 4. Planarians are a type of Turbellaria. ____ 5. Turbellarians reproduce both sexually and asexually. ____ 6. Flatworms have complex respiratory systems that include lungs. ____ 7. Flatworms are coelomate organisms. ____ 8. Class Oligochaeata contains earthworms. Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 9. What phylum do flatworms, tapeworms and flukes fall into? a. b. Cnidaria Cestoda c. d. Platyhelminthes Echinodermata ____ 10. What kind of symmetry do Platyhelminthes exhibit? a. b. Bilateral Radial ____ 11. Acoelomate is best described as: a. Having a true coelom b. Having an open coelom c. d. Asymmetry Co-radial c. Having a body cavity that is completely lined with mesoderm Having a body cavity that is NOT completely lined with mesoderm d. ____ 12. How do Platyhelminthes move? a. b. Through jointed legs With microvilli c. d. 1 With cilia and mucous With magic ID: A Name: ________________________ ____ 13. Protonephridia are: a. Fine networks of tubes that run the b. length of the body and collect waste A type of tapeworm ID: A c. A primitive brain in some flukes d. A class of planarians ____ 14. Which characteristic describes class Trematoda? a. Free-living c. Flukes b. Parasitic d. Both b and c ____ 15. The Sheep Liver Fluke is a member of what class of Platyhelminthes? a. Cestoidea c. Turbellaria b. Trematoda d. Cnidaria ____ 16. Class Cestoidea includes what types of organisms? a. Flukes c. Jellyfish b. Tapeworms d. Earthworms ____ 17. Proglottids are… a. A simple brain in flukes b. A digestive organ in planarians c. d. Reproductive sacs that make up the majority of tapeworms’ bodies The anterior half of a free-living Turbellaria larva ____ 18. What function does the scolex serve? a. Feeding b. Digestion c. d. Reproduction Attachment ____ 19. How do flatworms respire? a. Across their epidermis (skin) b. With primitive lungs c. d. By casting magic missile Using a complex network of branched tubules ____ 20. Renettes are… a. A catchy new rock band from c. Primitive kidneys found in flatworms d. The hearts of earthworms b. California Glandular excretory cells in Nematodes ____ 21. Phylum Annelida is characterized by which of the following… a. Having metameres and tagmatization c. Including leeches, polychaete worms, b. Being triploblastic protostomes with a d. closed circulatory system 2 and earthworms Answers A, B, and C Name: ________________________ ID: A ____ 22. The correct order of the earthworm digestive system is… a. Anus Intestine Mouth c. Mouth Crop b. Crop Mouth Gizzard Intestine Anus d. Pharynx Intestine Gizzard Anus Mouth Pharynx Crop Gizzard Intestine Anus ____ 23. What function do the auricles on flatworms serve? a. Sense gravity c. Presence or absence of light b. Taste d. Chemoreception (smell) ____ 24. What does the term dioecious mean? a. The sexes are separate; each b. individual has either male OR female parts The sexes are together; each d. individual has both male AND female junk ____ 25. What does the term monoecious mean? a. The sexes are separate; each b. c. c. individual has either male OR female parts The sexes are together; each d. individual has both male AND female junk 3 Two something What happens when an organism has a sex change One something What happens when an organism has a sex change Name: ________________________ ID: A Essay 26. Describe, in detail, what is happening in the above life cycle of Ascaris lumbricoides. 4