AIC SS 2 Fisheries Revision Test
  • 1. 1. The artificial breeding of fish is geared towards ensuring survival of fish seeds far beyond what is obtainable in the wild
A) True
B) False
  • 2. 2. Spawning means _________
A) Brooding fries
B) Nursing hatchinglings
C) Egg hatching
D) Egg laying
  • 3. 3. Spawners can be enticed using all but one of the following
A) Putting happas at shallow areas
B) Making holes near spawning grounds
C) Using nests in ponds
D) Placing nests in spawning grounds
  • 4. 4. Spawning can be induced in tanks or happas using _______
A) Hormone
B) Anti bodies
C) Enzyme
D) Ions
  • 5. 5. Eggs for fertilization are obtained by _______
A) Capturing brooders during spawning season for striping
B) None
C) Administering hormone to selected brooders to spawn
D) Both
  • 6. 6. A female brood stock has these characteristics
A) Rough pectoral fin
B) Protruded and reddish genital opening
C) Production of sound off water
D) Well rounded and soft abdomen
  • 7. 7. A quality male brood stock releases milt when its abdomen is slightly pressed
A) Yes
B) No
  • 8. 8. Which hormone is used to induce spawning?
A) Oestrogen
B) Testosterone
C) Progesterone
D) Gonadotropin
  • 9. 9. The hormone for artificial induction of spawning is collected from ____
A) Adrenal
B) Ovary
C) Pituitary
D) Testes
  • 10. 10. Mature fish which is suitable for breeding is called ________
A) Gravid fish
B) Spent fish
C) Shooter
D) Brood stock
  • 11. 11. Small and medium size breeds are selected for breeding because
A) They utilize feed efficiently
B) They produce few viable eggs
C) They produce more viable eggs
D) They are quick to become spent
  • 12. 12. Pituitary gland is found in the ___
A) Abdomen
B) Head
C) Neck
D) Kidney
  • 13. 13. Pituitary gland can be collected from ______ fish
A) Freshly killed
B) Dead
C) Life
D) Young
  • 14. 14. The two ways of collecting pituitary are
A) Heating the heating
B) Drilling into the head
C) Cutting the head open
D) Pressing the head
  • 15. 15. Nursing the hatchling involves aeration and ________
A) Feeding
B) Spawning
C) Hatching
D) Incubating
  • 16. 16. Pond aeration uses the technique of _______
A) Allowing access to sun light
B) Keeping the water in motion
C) Sealing leakage in pond
D) Adding lime to the water
  • 17. 17. Aeration melts ice during winter
A) No
B) Yes
  • 18. 18. Aerauion causes water circulation thus it disallows presence of _______
A) Dissolved oxygen
B) Sun light
C) Debris
D) Natural feed
  • 19. 19. Water movement for aeration is attained by
A) Extreme heat
B) Dribs from water fall
C) Use of aerator
D) Pond leakage
  • 20. 20. Natural feed that move with water are called ___ _
A) Nekton
B) Worm
C) Plankton
D) Debris
  • 21. 21. Which of these initiate the growth of natural feed?
A) Hypophysation
B) Harvesting
C) Liiming
D) Fertilization
  • 22. 22. One of these is not a liming compound
A) Lime fruit
B) Slaked lime
C) Quick lime
D) Agricultural lime
  • 23. 23. Liming has this function in aquaculture
A) Regulating pH
B) Aeration
C) Purification
D) Pond leakage
  • 24. 24. The chemical formular of quick lime is _____
A) Ca(OH)2
B) O2
C) CaO
D) CaCO3
  • 25. 25. Supplementary feed are fed to hatchlings in _______ form
A) Crumble
B) Powdery
C) Pellet
D) Chip
  • 26. 26. How old is supplementary feed introduce to fries?
A) Six weeks
B) One week
C) Four days
D) Four months
  • 27. 27. Fish eggs hatch in ______ days
A) 5
B) 7
C) 4
D) 3
  • 28. 28. Which of these are fish seeds?
A) Hatchling
B) Larva
C) Fingerling
D) Juvenile
  • 29. 29. Bacterial diseases are ______
A) None
B) Infectious
C) Non infectious
D) Both
  • 30. 30. A sick fish show a _______ movement
A) Normal
B) Darting
C) Active
D) Passive
  • 31. 31. A fish that swims at the side of pond surface is ______
A) Dead
B) Healthy
C) Sick
D) None
  • 32. 32. One non infectious disease is _______
A) Fluid gut
B) Temperature shock
C) Reddish GIT
D) Spleen enlargement
  • 33. 33. Enlarged spleen is _______ infection
A) Viral
B) Bacterial
C) Fungal
D) Protozoan
  • 34. 34. Black coloured look is not a bacterial infection
A) Yes
B) No
  • 35. 35. Viral infections are ______
A) Infectious
B) None
C) Non infectious
D) Both
  • 36. 36. One important factor in hatchery design that can affect the society is
A) Water supply
B) Building materials
C) Waste disposal system
D) Production target
  • 37. 37. In hatchery design production target refers to
A) Amount of fish to rear
B) Water quality maintenance
C) Level of feeding the fish
D) Size of water source
  • 38. 38. The best source of water for fish culture is ______
A) Lagoon
B) Bore hole
C) Stream
D) Dam
  • 39. 39. Hatchery faculties include _______
A) Fish pond
B) Market
C) Over head tank
D) Feed mill
  • 40. 40. Hatchery budget means its
A) Land scape
B) Site
C) Layout
D) Cost
  • 41. 41. Adult fish is held in
A) Quarantine centre
B) Production tank
C) Brood stock tank
D) Nursery pond
  • 42. 42. Declaration of catch in fishing means
A) Fishing crafts used
B) Access to fishing ground
C) Amount of fished fish
D) Time of fishing
  • 43. 43. Pond should be close to the hatchery to avoid much stress
A) False
B) True
  • 44. 44. Breeding tank is where ______
A) Growers are raised
B) Brooders are kept
C) Fingerling are recieved
D) Induction is done
  • 45. 45. Fisher men are issued licence before they can have access to fishing grounds
A) No
B) Yes
  • 46. 46. Off season means _______ in a capture fishery
A) Ban from fishing
B) Fishing after a break
C) Time to start fishing
D) Time of zero fishing
  • 47. 47. Culture fishery is a societal issue because
A) The society is a target market
B) It is a neat profession
C) It is a potential breeding ground for mosquitoes
D) It is an employment opportunity
  • 48. 48. The most expensive process in aquaculture is _______
A) Energy
B) Water supply
C) Medication
D) Feeding
  • 49. 49. The enterprenuer in fish farming is the manager
A) False
B) True
  • 50. 50. Hatchery management is important because it reduces dependence on wild caught juvenile
A) False
B) True
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