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