Enoplea MCQs December 4, 2025September 30, 2024 by u930973931_answers 30 min Score: 0 Attempted: 0/30 Subscribe 1. What is the common habitat of Enoplea nematodes? (A) Freshwater (B) Marine (C) Soil (D) All of the above 2. Enoplea nematodes are characterized by which of the following features? (A) Reduced pharynx (B) Amphids that are spiral or circular (C) All of the above (D) Presence of a cuticle with annulations 3. Which of the following is a representative genus of Enoplea? (A) Caenorhabditis (B) Trichinella (C) Ascaris (D) Strongyloides 4. Enoplea nematodes are primarily classified based on their: (A) Body shape (B) Feeding habits (C) Habitat (D) Pharyngeal structure 5. What type of lifestyle do many Enoplea species exhibit? (A) Both A and B (B) Free-living (C) Symbiotic (D) Parasitic 6. Which structure is typically well-developed in Enoplea nematodes? (A) Amphids (B) Both A and B (C) Cuticle (D) Pharynx 7. What is the main diet of free-living Enoplea nematodes? (A) All of the above (B) Algae (C) Fungi (D) Bacteria 8. Which of the following is a well-known parasitic Enoplea nematode? (A) Trichuris (B) Dirofilaria (C) Ancylostoma (D) Enterobius 9. Enoplea nematodes can be distinguished from other classes by their: (A) Presence of amphids (B) Long body length (C) Thick cuticle (D) Smooth body 10. The body of Enoplea nematodes is typically: (A) Segmented (B) Leaf-like (C) Flat (D) Cylindrical and non-segmented 11. What is the reproductive strategy of most Enoplea nematodes? (A) Sexual reproduction (B) Asexual reproduction (C) Budding (D) Fragmentation 12. Enoplea nematodes are known for their ability to: (A) Regenerate lost body parts (B) Produce toxins (C) Change colors (D) Survive extreme environmental conditions 13. The cuticle of Enoplea nematodes is primarily composed of: (A) Cellulose (B) Protein (C) Calcium carbonate (D) Chitin 14. Which of the following Enoplea nematodes is known to cause disease in humans? (A) Rhabditis spp. (B) Caenorhabditis elegans (C) Trichuris trichiura (D) Ascaris lumbricoides 15. What is the primary function of the amphids in Enoplea nematodes? (A) Locomotion (B) Sensory perception (C) Reproduction (D) Feeding 16. The eggs of Enoplea nematodes are typically: (A) Elongated and asymmetrical (B) Small and spherical (C) Large and oval-shaped (D) Irregular and flat 17. Which class do Enoplea nematodes belong to within the phylum Nematoda? (A) Echinodermata (B) Enoplea (C) Aschelminthes (D) Secernentea 18. What type of muscular arrangement is found in Enoplea nematodes? (A) Striated muscles (B) Radial muscles (C) Circular and longitudinal muscles (D) None of the above 19. How do Enoplea nematodes typically respond to environmental stimuli? (A) Rapid swimming (B) Tactile responses (C) Burrowing behavior (D) Both B and C 20. Which of the following genera is not a member of Enoplea? (A) Dorylaimus (B) Parasitorhabditis (C) Meloidogyne (D) Rhabditis 21. The mouth of Enoplea nematodes is adapted for: (A) Suction feeding (B) Grasping (C) Cutting (D) Filter feeding 22. Enoplea nematodes exhibit which kind of development? (A) Asexual development (B) Indirect development (C) Both types of development (D) Direct development 23. In what year was the genus Trichinella first described? (A) 1880 (B) 1850 (C) 1780 (D) 1900 24. Which of the following is NOT a characteristic of Enoplea? (A) Presence of a coelom (B) Parasitic lifestyle (C) Well-developed amphids (D) Lack of segmentation 25. The pharynx of Enoplea nematodes is typically: (A) Absent (B) Simple and unarmed (C) Highly complex (D) Muscular and bulbous 26. Which group of Enoplea nematodes is known for being soil-dwelling? (A) Tylenchida (B) Rhabditia (C) Dorylaimida (D) Mononchida 27. Enoplea nematodes can be distinguished by their: (A) Colorful appearance (B) Short, stout body (C) Smooth, segmented body (D) Long cylindrical body 28. Which of the following is a significant agricultural pest from the Enoplea class? (A) Meloidogyne (B) Ascaris (C) Enterobius (D) Dirofilaria 29. Enoplea nematodes are commonly studied in laboratories due to their: (A) Simple body structure (B) Fast reproductive rate (C) Their role in human health (D) Both A and B 30. The class Enoplea is primarily characterized by their: (A) Free-living lifestyle (B) Diverse feeding habits (C) Complex life cycles (D) Unique pharyngeal structures