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Chapter 27 – Worms and Mollusks B

Chapter 27 – Worms and Mollusks B. Topic 1. Topic 2. Topic 3. Topic 4. Topic 5. $100. $100. $100. $ 100. $100. $200. $200. $200. $200. $200. $300. $300. $300. $300. $300. $400. $400. $400. $400. $400. $500. $500. $500. $500. $500. FINAL ROUND.

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Chapter 27 – Worms and Mollusks B

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  1. Chapter 27 – Worms and Mollusks B Topic 1 Topic 2 Topic 3 Topic 4 Topic 5 $100 $100 $100 $100 $100 $200 $200 $200 $200 $200 $300 $300 $300 $300 $300 $400 $400 $400 $400 $400 $500 $500 $500 $500 $500 FINAL ROUND

  2. Topic 1:$100 Question • Food enters a flatworm’s body cavity through a muscular tube called a • a. flame cell. • b. pharynx. • c. ganglion. • d. coelom. ANSWER BACK TO GAME

  3. Topic 1:$100 Answer • Food enters a flatworm’s body cavity through a muscular tube called a • a. flame cell. • b. pharynx. • c. ganglion. • d. coelom. BACK TO GAME

  4. Topic 1:$200 Question • An adult tapeworm uses its scolex to • a. store sperm. • b. digest food. • c. store fertilized eggs. • d. attach itself to the intestinal wall of its host. ANSWER BACK TO GAME

  5. Topic 1:$200 Answer • An adult tapeworm uses its scolex to • a. store sperm. • b. digest food. • c. store fertilized eggs. • d. attach itself to the intestinal wall of its host. BACK TO GAME

  6. Topic 1:$300 Question • Many flatworms can detect changes in the amount of light in their environment using groups of cells called • a. flame cells. • b. nerve cords. • c. ganglia. • d. eyespots. ANSWER BACK TO GAME

  7. Topic 1:$300 Answer • Many flatworms can detect changes in the amount of light in their environment using groups of cells called • a. flame cells. • b. nerve cords. • c. ganglia. • d. eyespots. BACK TO GAME

  8. Topic 1:$400 Question • Most free-living flatworms are • a. parasites. • b. flukes. • c. members of the class Cestoda. • d. hermaphrodites. ANSWER BACK TO GAME

  9. Topic 1:$400 Answer • Most free-living flatworms are • a. parasites. • b. flukes. • c. members of the class Cestoda. • d. hermaphrodites. BACK TO GAME

  10. Topic 1:$500 Question • What conditions could be expected in an area where large numbers of mud-dwelling, filter-feeding, marine annelids are found? • a. abundance of roundworms • b. low bacteria population • c. abundance of algae • d. compacted muddy bottom ANSWER BACK TO GAME

  11. Topic 1:$500 Answer • What conditions could be expected in an area where large numbers of mud-dwelling, filter-feeding, marine annelids are found? • a. abundance of roundworms • b. low bacteria population • c. abundance of algae • d. compacted muddy bottom BACK TO GAME

  12. Topic 2:$100 Question • The muscular extension of a leech that penetrates the tissue of its host is the • a. septum. • b. radula. • c. proboscis. • d. ganglion. ANSWER BACK TO GAME

  13. Topic 2:$100 Answer • The muscular extension of a leech that penetrates the tissue of its host is the • a. septum. • b. radula. • c. proboscis. • d. ganglion. BACK TO GAME

  14. Topic 2:$200 Question • Which of these animals has a true coelom? • a. filarial worm • b. tapeworm • c. planarian • d. leech ANSWER BACK TO GAME

  15. Topic 2:$200 Answer • Which of these animals has a true coelom? • a. filarial worm • b. tapeworm • c. planarian • d. leech BACK TO GAME

  16. Topic 2:$300 Question • Filter-feeding bivalves can be used to monitor the environmental health of a habitat because • a. the bivalves reproduce rapidly in polluted water. • b. the bivalves live near deep-sea vents. • c. some bivalves never get cancer. • d. the bivalves concentrate pollutants and microorganisms in their tissues. ANSWER BACK TO GAME

  17. Topic 2:$300 Answer • Filter-feeding bivalves can be used to monitor the environmental health of a habitat because • a. the bivalves reproduce rapidly in polluted water. • b. the bivalves live near deep-sea vents. • c. some bivalves never get cancer. • d. the bivalves concentrate pollutants and microorganisms in their tissues. BACK TO GAME

  18. Topic 2:$400 Question • In earthworms, inability to produce offspring might be associated with • a. lack of a true coelom. • b. the inability of a worm to fertilize its own eggs. • c. a malfunction of the nephridia. • d. a malfunction of the clitellum. ANSWER BACK TO GAME

  19. Topic 2:$400 Answer • In earthworms, inability to produce offspring might be associated with • a. lack of a true coelom. • b. the inability of a worm to fertilize its own eggs. • c. a malfunction of the nephridia. • d. a malfunction of the clitellum BACK TO GAME

  20. Topic 2:$500 Question • In an earthworm, the dorsal blood vessel functions like a heart because it • a. receives blood from gills. • b. connects to ring vessels. • c. connects to sinuses. • d. contracts and helps pump blood. ANSWER BACK TO GAME

  21. Topic 2:$500 Answer • In an earthworm, the dorsal blood vessel functions like a heart because it • a. receives blood from gills. • b. connects to ring vessels. • c. connects to sinuses. • d. contracts and helps pump blood. BACK TO GAME

  22. Topic 3:$100 Question • The body of an annelid has • a. an external shell. • b. segments. • c. stinging tentacles. • d. a backbone. ANSWER BACK TO GAME

  23. Topic 3:$100 Answer • The body of an annelid has • a. an external shell. • b. segments. • c. stinging tentacles. • d. a backbone. BACK TO GAME

  24. Topic 3:$200 Question • Which characteristic would allow you to differentiate a nautilus from another type of mollusk? • a. It has a shell. • b. It has a single foot. • c. It has a mantle. • d. It has up to 90 tentacles. ANSWER BACK TO GAME

  25. Topic 3:$200 Answer • Which characteristic would allow you to differentiate a nautilus from another type of mollusk? • a. It has a shell. • b. It has a single foot. • c. It has a mantle. • d. It has up to 90 tentacles. BACK TO GAME

  26. Topic 3:$300 Question • Some mollusks are detritivores. Their main source of food comes from • a. living animals. • b. decaying plant and animal remains. • c. living plants. • d. bacteria in the muddy bottom. ANSWER BACK TO GAME

  27. Topic 3:$300 Answer • Some mollusks are detritivores. Their main source of food comes from • a. living animals. • b. decaying plant and animal remains. • c. living plants. • d. bacteria in the muddy bottom. BACK TO GAME

  28. Topic 3:$400 Question • The tubelike structure through which water enters and leaves a mollusk’s body is the • a. siphon. • b. sinus. • c. coelom. • d. mantle cavity. ANSWER BACK TO GAME

  29. Topic 3:$400 Answer • The tubelike structure through which water enters and leaves a mollusk’s body is the • a. siphon. • b. sinus. • c. coelom. • d. mantle cavity. BACK TO GAME

  30. Topic 3:$500 Question • The spade-shaped burrowing structure of one group of mollusks and the tentacles of another group are both modifications of the • a. mantle. • b. shell. • c. visceral mass. • d. foot. ANSWER BACK TO GAME

  31. Topic 3:$500 Answer • The spade-shaped burrowing structure of one group of mollusks and the tentacles of another group are both modifications of the • a. mantle. • b. shell. • c. visceral mass. • d. foot. BACK TO GAME

  32. Topic 4:$100 Question • Which of the following correctly pairs the class of mollusks with an example of an animal in that class? • a. Cephalopoda/land slug • b. Bivalvia/nudibranch • c. Cephalopoda/cuttlefish • d. Gastropoda/clam ANSWER BACK TO GAME

  33. Topic 4:$100 Answer • Which of the following correctly pairs the class of mollusks with an example of an animal in that class? • a. Cephalopoda/land slug • b. Bivalvia/nudibranch • c. Cephalopoda/cuttlefish • d. Gastropoda/clam BACK TO GAME

  34. Topic 4:$200 Question • The thin layer of tissue that covers a mollusk’s body is called the • a. mantle. • b. foot. • c. shell. • d. visceral mass. ANSWER BACK TO GAME

  35. Topic 4:$200 Answer • The thin layer of tissue that covers a mollusk’s body is called the • a. mantle. • b. foot. • c. shell. • d. visceral mass. BACK TO GAME

  36. Topic 4:$300 Question • Some flatworms have clusters of nerve cells that control the nervous system. Each cluster is called a(an) • a. brain. • b. eyespot. • c. ganglion. • d. flame cell. ANSWER BACK TO GAME

  37. Topic 4:$300 Answer • Some flatworms have clusters of nerve cells that control the nervous system. Each cluster is called a(an) • a. brain. • b. eyespot. • c. ganglion. • d. flame cell. BACK TO GAME

  38. Topic 4:$400 Question • Free-living flatworms, most of which live in marine environments or fresh water, are • a. tapeworms. • b. roundworms. • c. turbellarians. • d. flukes. ANSWER BACK TO GAME

  39. Topic 4:$400 Answer • Free-living flatworms, most of which live in marine environments or fresh water, are • a. tapeworms. • b. roundworms. • c. turbellarians. • d. flukes. BACK TO GAME

  40. Topic 4:$500 Question • An intermediate host is an organism in which a parasite • a. reproduces asexually. • b. reproduces sexually. • c. causes tissue decay. • d. clogs blood vessels. ANSWER BACK TO GAME

  41. Topic 4:$500 Answer • An intermediate host is an organism in which a parasite • a. reproduces asexually. • b. reproduces sexually. • c. causes tissue decay. • d. clogs blood vessels. BACK TO GAME

  42. Topic 5:$100 Question • Earthworms benefit gardeners because their tunnels provide passageways for • a. leeches. • b. polychaetes. • c. plant roots and water. • d. planarians. ANSWER BACK TO GAME

  43. Topic 5:$100 Answer • Earthworms benefit gardeners because their tunnels provide passageways for • a. leeches. • b. polychaetes. • c. plant roots and water. • d. planarians. BACK TO GAME

  44. Topic 5:$200 Question • Why is an open circulatory system adequate for a bivalve, such as a clam, but not for a cephalopod, such as a squid? • a. Bivalves are largely sedentary, while squids move quickly. • b. Bivalves have relatively high oxygen demands. • c. Cephalopods have relatively low oxygen demands. • d. Bivalves are filter-feeders, and cephalopods are plant eaters. ANSWER BACK TO GAME

  45. Topic 5:$200 Answer • Why is an open circulatory system adequate for a bivalve, such as a clam, but not for a cephalopod, such as a squid? • a. Bivalves are largely sedentary, while squids move quickly. • b. Bivalves have relatively high oxygen demands. • c. Cephalopods have relatively low oxygen demands. • d. Bivalves are filter-feeders, and cephalopods are plant eaters. BACK TO GAME

  46. Topic 5:$300 Question • In a tapeworm, both male and female reproductive organs are contained in each mature • a. scolex. • b. cyst. • c. egg. • d. proglottid. ANSWER BACK TO GAME

  47. Topic 5:$300 Answer • In a tapeworm, both male and female reproductive organs are contained in each mature • a. scolex. • b. cyst. • c. egg. • d. proglottid. BACK TO GAME

  48. Topic 5:$400 Question • Roundworms have a digestive system • a. that branches into multiple passages. • b. within a true coelom. • c. with two openings. • d. with one opening. ANSWER BACK TO GAME

  49. Topic 5:$400 Answer • Roundworms have a digestive system • a. that branches into multiple passages. • b. within a true coelom. • c. with two openings. • d. with one opening. BACK TO GAME

  50. Topic 5:$500 Question • A pseudocoelom forms between the mesoderm and • a. endoderm. • b. ectoderm. • c. true coelom. • d. none of the above. ANSWER BACK TO GAME

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