Ichthyology Of animal MCQs January 8, 2026March 13, 2024 by u930973931_answers 40 min Score: 0 Attempted: 0/40 Subscribe 1. . Ichthyology is the scientific study of: (A) Birds (B) Insects (C) Fish (D) Mammals 2. . Which of the following is not a characteristic of fish? (A) Scales (B) Lungs (C) Gills (D) Fins 3. . What is the scientific study of fish eggs called? (A) Oology (B) Embryology (C) Ichthyology (D) Oviposition 4. . What is the largest class of fish by species count? (A) Chondrichthyes (B) Osteichthyes (C) Agnatha (D) Amphibia 5. . Which organ do fish primarily use for respiration? (A) Gills (B) Lungs (C) Skin (D) Trachea 6. . What is the study of fish distribution called? (A) Ichthyogeography (B) Ichthyobiology (C) Fishology (D) Ichthyotaxonomy 7. . Which of the following is not a type of fish scale? (A) Cycloid (B) Ctenoid (C) Bony (D) Placoid 8. . What is the name of the protective covering that encases fish eggs? (A) Shell (B) Capsule (C) Membrane (D) Sac 9. . Which of the following is not a type of fish reproduction? (A) Viviparity (B) Oviparity (C) Ovoviviparity (D) Parthenogenesis 10. . What is the term for the process of fish shedding their scales? (A) Molt (B) Ecdysis (C) Exuviation (D) Sloughing 11. . Which of the following is not a type of fish fin? (A) Dorsal fin (B) Ventral fin (C) Anterior fin (D) Anal fin 12. . What is the function of the lateral line in fish? (A) Smelling (B) Tasting (C) Hearing (D) Sensing vibrations 13. . What is the name of the specialized protein found in fish scales? (A) Keratin (B) Collagen (C) Elastin (D) Chitin 14. . Which of the following is not a type of fish locomotion? (A) Serpentine (B) Serrated (C) Carangiform (D) Oscillatory 15. . Which of the following is not a type of fish reproduction? (A) Viviparity (B) Oviparity (C) Ovoviviparity (D) Parthenogenesis 16. . What is the term for the process of fish absorbing water through their skin? (A) Osmosis (B) Absorption (C) Reabsorption (D) Cutaneous respiration 17. . Which of the following is not a type of fish adaptation? (A) Fins (B) Scales (C) Gills (D) Trachea 18. . What is the primary food source for most adult fish? (A) Plants (B) Insects (C) Small mammals (D) Other fish 19. . Which of the following is not a type of fish reproduction? (A) Viviparity (B) Oviparity (C) Ovoviviparity (D) Parthenogenesis 20. . What is the function of the gas bladder in fish? (A) Buoyancy (B) Respiration (C) Digestion (D) Reproduction 21. . Which of the following is not a type of fish locomotion? (A) Anguilliform (B) Carangiform (C) Ovoviviparity (D) Labriform 22. . What is the primary function of fish scales? (A) Protection (B) Sensory perception (C) Thermoregulation (D) Respiration 23. . Which of the following is not a type of fish scale? (A) Cycloid (B) Ctenoid (C) Bony (D) Placoid 24. . What is the term for the process of fish shedding their scales? (A) Molt (B) Ecdysis (C) Exuviation (D) Sloughing 25. . Which of the following is not a type of fish fin? (A) Dorsal fin (B) Ventral fin (C) Anterior fin (D) Serrate fin 26. . What is the function of the lateral line in fish? (A) Smelling (B) Tasting (C) Hearing (D) Sensing vibrations 27. . What is the term for the process of fish absorbing water through their skin? (A) Osmosis (B) Absorption (C) Reabsorption (D) Cutaneous respiration 28. . What is the primary food source for most adult fish? (A) Plants (B) Insects (C) Small mammals (D) Other fish 29. . Which of the following is not a type of fish adaptation? (A) Fins (B) Scales (C) Gills (D) Trachea 30. . What is the function of the gas bladder in fish? (A) Buoyancy (B) Respiration (C) Digestion (D) Reproduction 31. . What is the primary function of fish scales? (A) Protection (B) Sensory perception (C) Thermoregulation (D) Respiration 32. . What is the term for the process of fish shedding their scales? (A) Molt (B) Ecdysis (C) Exuviation (D) Sloughing 33. . Which of the following is not a type of fish fin? (A) Dorsal fin (B) Ventral fin (C) Anterior fin (D) Serrate fin 34. . What is the function of the lateral line in fish? (A) Smelling (B) Tasting (C) Hearing (D) Sensing vibrations 35. . What is the term for the process of fish absorbing water through their skin? (A) Osmosis (B) Absorption (C) Reabsorption (D) Cutaneous respiration 36. . What is the primary food source for most adult fish? (A) Plants (B) Insects (C) Small mammals (D) Other fish 37. . Which of the following is not a type of fish adaptation? (A) Fins (B) Scales (C) Gills (D) Trachea 38. . What is the function of the gas bladder in fish? (A) Buoyancy (B) Respiration (C) Digestion (D) Reproduction 39. . What is the primary function of fish scales? (A) Protection (B) Sensory perception (C) Thermoregulation (D) Respiration 40. . What is the term for the process of fish shedding their scales? (A) Molt (B) Ecdysis (C) Exuviation (D) Sloughing