This quiz works best with JavaScript enabled. Home > Agriculture > Nematology > Research > Nematodes – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nematodes Quiz 6 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Circulatory system of annelids is A) Closed. B) Incomplete. C) Full. D) Complete. Show Answer Correct Answer: A) Closed. 2. ID the roundworm where the adult lives in the host's large intestine? A) Intestinal round worms. B) Filarial worms. C) Hook worms. D) Pin worms. Show Answer Correct Answer: D) Pin worms. 3. Earthworms and leeches are A) Dioecious. B) Hermaphroditic / monoecious. C) Asexual. D) None of above. Show Answer Correct Answer: B) Hermaphroditic / monoecious. 4. This nematode is transmitted by eating undercooked pork and game meats and causes mild to severe diarrhea. A) Trichinella spiralis. B) Wucheria bancrofti. C) Onchocerca volvulus. D) Brugia malayi. Show Answer Correct Answer: A) Trichinella spiralis. 5. Which of the following is NOT a feature of Phylum Nematoda? A) Free-living and parasitic worms. B) Cuticle. C) Cell number usually fixed. D) Less than 1, 000 species. Show Answer Correct Answer: D) Less than 1, 000 species. 6. Which of the following is not a class of the Phylum Platyhelminthes? A) Trematoda. B) Turbellaria. C) Nematoda. D) Cestoda. Show Answer Correct Answer: C) Nematoda. 7. What structure protects parasitic flatworms in harsh environments like a digestive system? A) Proglottids. B) Cilia. C) Neodermis. D) Flukes. Show Answer Correct Answer: C) Neodermis. 8. Which phylum do roundworms belong to? A) Nematoda. B) Porifera. C) Cestoda. D) Turbellaria. Show Answer Correct Answer: A) Nematoda. 9. Which adult roundworm is found in the heart and lymphatic systems? A) Intestinal round worms. B) Hook worms. C) Filarial worms. D) Pin worms. Show Answer Correct Answer: C) Filarial worms. 10. Annelids reproduce by what type of reproduction? A) Asexual. B) Sexual. C) Fragmentation. D) Both asexual and sexual. Show Answer Correct Answer: D) Both asexual and sexual. 11. Phylum includes round, threadlike worms A) Arthropoda. B) Platyhelminthes. C) Nematoda. D) Annelida. Show Answer Correct Answer: C) Nematoda. 12. The excretory system of annelids consists of… A) Nephridia. B) Prostomium. C) Peristomium. D) Flame cells. Show Answer Correct Answer: A) Nephridia. 13. Which is an example of a Nematode? A) Heart worm. B) Earth worm. C) Planarian. D) Tape worm. Show Answer Correct Answer: A) Heart worm. 14. What deases cause intestinal worms? A) Diabetes. B) Fibrosis quística. C) Ascariasis. D) Cancer. Show Answer Correct Answer: C) Ascariasis. 15. Which roundworm is transmitted through insect bites? A) Pin worms. B) Hook worms. C) Filarial worms. D) Intestinal round worms. Show Answer Correct Answer: C) Filarial worms. 16. Earthworms have ..... sets of muscles that help them move. A) 3. B) 2. C) 1. D) 4. Show Answer Correct Answer: B) 2. 17. Resembling or having the shape of a worm A) Vermiform. B) Roundform. C) Ecdysozoform. D) Vermicompost. Show Answer Correct Answer: A) Vermiform. 18. Nematodes exchange gas by ..... A) The flame bulb. B) Diffusion. C) Auricles. D) Digestion. Show Answer Correct Answer: B) Diffusion. 19. The squeezing of muscles to move food down the digestive tract is called. A) Hermaphrodites. B) Dioecious. C) Peristalsis. D) Auricles. Show Answer Correct Answer: C) Peristalsis. 20. Flatworms can reproduce A) Sexually only. B) Asexually only. C) Both sexually and asexually. D) Neither sexually or asexually. Show Answer Correct Answer: C) Both sexually and asexually. 21. Which type of roundworm is the most life-threatening canine worm? A) Hookworm. B) Liverworm. C) Pinworm. D) Heartworm. Show Answer Correct Answer: D) Heartworm. 22. Which roundworm hatches outside of a host? A) Pin worms. B) Filarial worms. C) Intestinal round worms. D) Hook worms. Show Answer Correct Answer: D) Hook worms. 23. What body type do roundworms have? A) Psuedocoelomate. B) Coelomate. C) Acoelomate. D) Diploblastic. Show Answer Correct Answer: A) Psuedocoelomate. 24. Annelids are hermaphrodites. Define this term. A) They have three tissue layers. B) They have a body cavity. C) They produce both egg and sperm. D) They can regenerate lost body parts. Show Answer Correct Answer: C) They produce both egg and sperm. 25. How do you describe a roundworm (Phylum Nematoda) body cavity? A) Acoelomate. B) Does not apply. C) Pseudocoelomate. D) Coelomate. Show Answer Correct Answer: C) Pseudocoelomate. 26. What is an Acoelmate? A) Animal with cavities in its teeth. B) Animal lacking body cavity. C) Animal with true body cavity. D) Animal with false body cavity. Show Answer Correct Answer: B) Animal lacking body cavity. 27. Process by which the male places sperm inside the female's body, where the eggs are fertilized A) Diffusion. B) Internal fertilization. C) Asexual reproduction. D) None of above. Show Answer Correct Answer: B) Internal fertilization. 28. These worms have no eyes and ears. A) Earthworms. B) Leeches. C) Hookworms. D) None of above. Show Answer Correct Answer: A) Earthworms. 29. Which of the following phyla contains the first organisms with closed circulatory systems? A) Cnidaria. B) Platyhelminthes. C) Nematoda. D) Annelida. Show Answer Correct Answer: D) Annelida. 30. How are new segments added to an earthworm? A) They fill in from the middle. B) No new segments are added. C) From tail to head. D) From head to tail. Show Answer Correct Answer: D) From head to tail. ← PreviousNext →Related QuizzesNematology QuizzesAgriculture QuizzesNematodes Quiz 1Nematodes Quiz 2Nematodes Quiz 3Nematodes Quiz 4Nematodes Quiz 5Nematodes Quiz 7 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books