This quiz works best with JavaScript enabled. Home > Agriculture > Nematology > Research > Nematodes – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nematodes Quiz 1 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which phylum is most closely related to the Annelida? A) Mollusca. B) Chordata. C) Nematoda. D) Arthropoda. Show Answer Correct Answer: D) Arthropoda. 2. What do Mollusks have that secretes a shell of CaCO3? A) Head. B) Foot. C) Mantle. D) Mesoderm. Show Answer Correct Answer: C) Mantle. 3. The order of the nematode body wall from outside to inside is A) Pseudocoel-longitudinal muscles-cuticle-hypodermis. B) Cuticle-hypodermis-longitudinal muscles-pseudocoel. C) Cuticle-longitudinal muscles-hypodermis-pseudocoel. D) Hypodermis-cuticle-longitudinal muscles-pseudocoel. Show Answer Correct Answer: B) Cuticle-hypodermis-longitudinal muscles-pseudocoel. 4. What species represents the filarial worm? A) Wuchereria bancrofti. B) Necator americanus. C) Ascaris lumbicoides. D) Enterobius vermicularis. Show Answer Correct Answer: A) Wuchereria bancrofti. 5. Which species of nematode is transferred to humans by eating infected pig meat A) Pinworm. B) Diroflaria. C) Cestoda. D) Trichonella. Show Answer Correct Answer: D) Trichonella. 6. Unsegmented round worms is classified under phylum ..... A) Nematoda. B) Platyhelminthes. C) Annelida. D) Mollusca. Show Answer Correct Answer: A) Nematoda. 7. ID the roundworm where the adult lives in the cavity of the host's small intestine? A) Filarial worms. B) Pin worms. C) Hook worms. D) Intestinal round worms. Show Answer Correct Answer: D) Intestinal round worms. 8. What does a Nematode have that a Platyhelminthes does not have? A) Complete Digestive System. B) Reproductive Tissue. C) Nervous System. D) Excretory Structures. Show Answer Correct Answer: A) Complete Digestive System. 9. Which phylum contains segmented worms like earthworms and leeches? A) Nematoda. B) Oligocheata. C) Platyhelminthes. D) Annelida. Show Answer Correct Answer: D) Annelida. 10. Necator americanus go through their life cycle after hatching from their egg in the soil and entering the final hosts body through the skin. How many parasitic stages are in their life cycle? A) 3. B) 2. C) 4. D) 1. Show Answer Correct Answer: D) 1. 11. What structure do planaria use for feeding? A) Scolex. B) Pharynx. C) Cilia. D) Proglottids. Show Answer Correct Answer: B) Pharynx. 12. What triploblastic body type has no body cavity? A) Diploblast. B) Acoelomate. C) Psuedocoelomate. D) Unicellular. Show Answer Correct Answer: B) Acoelomate. 13. Round worms belong in the phylum A) Annelida. B) Nematoda. C) Platyhelminthes. D) Cestoda. Show Answer Correct Answer: B) Nematoda. 14. An unsegmented, triploblastic animal with head, muscular foot and visceral mass are the characteristics of A) Mollusca. B) Platyhelminthes. C) Annelida. D) Nematoda. Show Answer Correct Answer: A) Mollusca. 15. Nematodes are protected by an outer, non-cellular layer known as a ..... A) Pharynx. B) Cuticle. C) Auricle. D) Coelom. Show Answer Correct Answer: B) Cuticle. 16. Roundworms have a false body cavity called A) Eucoelom. B) Coelom. C) Acoelom. D) Pseudocoelom. Show Answer Correct Answer: D) Pseudocoelom. 17. There body are.. A) Transparent coverd by a flexible cuticle. B) Orange. C) Blue. D) Red covered by a flexible cuticle. Show Answer Correct Answer: A) Transparent coverd by a flexible cuticle. 18. The first true cellular layer of the nematode body wall is called the ..... A) Hydrostatic skeleton. B) Cuticle. C) Hypodermis. D) Longitudinal muscles. Show Answer Correct Answer: C) Hypodermis. 19. This parasite causes inguinal lymph node fibrosis; what is it's intermediate hosts? A) Mosquito. B) Tse Tse fly. C) Black flies (buffalo gnats). D) Copepod. Show Answer Correct Answer: C) Black flies (buffalo gnats). 20. Which of the following species is belongs to phylum Mollusca? A) Achatina sp. B) Hirudo sp. C) Asterias sp. D) Pheretima sp. Show Answer Correct Answer: A) Achatina sp. 21. Which ISNT a type of flatworm? A) Flukes. B) Mealworms. C) Planarians. D) Tapeworms. Show Answer Correct Answer: B) Mealworms. 22. Which type of roundworm infects humans? A) Tapeworm. B) Planaria. C) Pinworm. D) Fluke. Show Answer Correct Answer: C) Pinworm. 23. Nematodes are protected by an outer waxy layer known as a ..... A) Coelom. B) Pharynx. C) Cuticle. D) Auricle. Show Answer Correct Answer: C) Cuticle. 24. Chemoreceptors located on the posterior region of a roundworm. A) Amphids. B) Phasmids. C) Setae. D) Cuticle. Show Answer Correct Answer: B) Phasmids. 25. Which of the following is a segmented worm? A) Turbellaria. B) Nematoda. C) Annelida. D) Platyhelminthes. Show Answer Correct Answer: C) Annelida. 26. Which phylum of worms are pseudoceolomates? A) Platyhelminthes. B) Nematoda. C) Annelida. D) None of above. Show Answer Correct Answer: B) Nematoda. 27. A type of roundworm that can enter your body through your feet or open wounds A) Heartworm. B) Pinworm. C) Tapeworm. D) Hookworm. Show Answer Correct Answer: D) Hookworm. 28. The earthworm heart has how many aortic arches? A) 5. B) 7. C) 3. D) 2. Show Answer Correct Answer: A) 5. 29. What type of symmetry do Molluscs have? A) Asymmetrical. B) Bilateral. C) Radial. D) None of above. Show Answer Correct Answer: B) Bilateral. 30. The primary benefit of earthworms is that they are A) Used for fishing. B) A food source. C) Used to make medicine. D) Are decomposers. Show Answer Correct Answer: D) Are decomposers. Next →Related QuizzesNematology QuizzesAgriculture QuizzesNematodes Quiz 2Nematodes Quiz 3Nematodes Quiz 4Nematodes Quiz 5Nematodes Quiz 6Nematodes Quiz 7 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books