Fish Questions and Answers
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Question-1. A lumpsucker is what type of creature?
Answer-1: A fish
Question-2. A sea horse is what kind of creature?
Answer-2: A fish
Question-3. A squid has how many arms?
Answer-3: Ten
Question-4. Adaptive radiation in fishes started about number of million years ago:
Answer-4: 500
Question-5. Another name for a mulloway is a
Answer-5: Jewfish
Question-6. Bony armor fishes are:
Answer-6: Ostracoderms
Question-7. Cartilaginous fishes are:
Answer-7: Chindrichythyes
Question-8. Do fishes sleep?
Answer-8: While fish do not sleep in the same way that land mammals sleep, most fish do rest.
Question-9. During mating process in carps when male chase behind the female, this type of chasing is called
Answer-9: Subgyne
Question-10. Elasmobranchs remove sodium chloride through:
Answer-10: Rectal glands
Question-11. Fish can communicate in their underwater environments through the use of what?
Answer-11: Acoustic communication.
Question-12. For induced breeding in carps this is not used
Answer-12: Methyltestosterone
Question-13. How big is the largest catfish ever caught in the U.S.?
Answer-13: 111 pounds
Question-14. Identify the edible freshwater teleost
Answer-14: Catla catla
Question-15. If more than single species of fish is cultured at a time, then it is called
Answer-15: Polyculture
Question-16. In fish body the share of minerals is
Answer-16: 1-2%
Question-17. In Heteropneutis fossils the total number of barbels occurring are
Answer-17: 8
Question-18. In India which of the following genera of earthworms is extensively used for vermiculture
Answer-18: Eudrilus
Question-19. In which state was the world record largemouth bass caught?
Answer-19: Georgia
Question-20. Inand fisheries are
Answer-20: raising and capturing fishes in fresh water
Question-21. Induced breeding technique is used in
Answer-21: Culture fishery
Question-22. Is a jellyfish a fish?
Answer-22: Jellyfish are not really fish
Question-23. Isinglass is employed in
Answer-23: Clearing of wines
Question-24. Large rostrum is found in:
Answer-24: Paddle fishes
Question-25. Number of afferent vessels are:
Answer-25: 5
Question-26. Number of species ofOsteichthyes are:
Answer-26: 15000
Question-27. One of the following is not a benefit of vermicompost
Answer-27: Reduction in microbialo activity
Question-28. Out of following the Indian trout is
Answer-28: Barilius bola
Question-29. pH of vermiculture is kept at
Answer-29: Near neutral
Question-30. Pisciculture is rearing and production of
Answer-30: Fishes
Question-31. Placoid scales are present in:
Answer-31: Sharks
Question-32. Rat fishes are:
Answer-32: Chimeras
Question-33. Smooking is used as a technique of
Answer-33: Fish preservation
Question-34. Some elasmobranchs have modified pelvic fin for copulation called:
Answer-34: Clasper
Question-35. Sucking mouth and rasping tongue is present in :
Answer-35: Lampreys
Question-36. The amount of protein in live body weight of fish is
Answer-36: 15-20%
Question-37. The armored fishes are:
Answer-37: Placoderms
Question-38. The extinct body fishes are:
Answer-38: Acanthodians
Question-39. The fish live in stagnant water is:
Answer-39: Neoceratodus
Question-40. The fish remained buried in the mud and sand is:
Answer-40: Hag Fishes
Question-41. The hormone administered in fish diet for promoting maleness in grass carp is
Answer-41: Methyltestosterone
Question-42. The larva of Lamprey is:
Answer-42: Ammocoete
Question-43. The lung fish found in tropical Africa is:
Answer-43: Protopterus
Question-44. The major osmoregulatory organ in fishes is:
Answer-44: Kidney
Question-45. The maxillary barbels in this fish are equal to rostral barbels in length
Answer-45: Tor khudree
Question-46. The muskellunge is a member of which family?
Answer-46: Pike
Question-47. The name of the device similar to a rod, but without eyes is known as what?
Answer-47: A pole
Question-48. The number of chambers in the heart of fishes are:
Answer-48: 2
Question-49. The number of semicircular canals in Gnathostomes are:
Answer-49: 3
Question-50. The number of species of teleosts fishes are:
Answer-50: 20000
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